{"id":13770,"date":"2026-03-11T15:52:55","date_gmt":"2026-03-11T15:52:55","guid":{"rendered":"https:\/\/www.stm-products.com\/fishing-technology\/passive-deterrents\/"},"modified":"2026-09-09T14:05:21","modified_gmt":"2026-09-09T14:05:21","slug":"passive-deterrents","status":"publish","type":"page","link":"https:\/\/www.stm-products.com\/en\/fishing-technology\/passive-deterrents\/","title":{"rendered":"PASSIVE DETERRENTS"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"13770\" class=\"elementor elementor-13770 elementor-13419\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c06be05 e-con-full e-flex e-con e-parent\" data-id=\"c06be05\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;video&quot;,&quot;background_video_link&quot;:&quot;https:\\\/\\\/www.stm-products.com\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/header03.mp4&quot;,&quot;background_play_on_mobile&quot;:&quot;yes&quot;,&quot;shape_divider_bottom&quot;:&quot;opacity-tilt&quot;}\">\n\t\t<div class=\"elementor-background-video-container\">\n\t\t\t\t\t\t\t<video class=\"elementor-background-video-hosted\" role=\"presentation\" autoplay muted playsinline loop><\/video>\n\t\t\t\t\t<\/div>\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ccd4054 animated-slow elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"ccd4054\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">PASSIVE<br \/>DETERRENTS<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-75b2700 e-con-full stack-panel e-flex e-con e-parent\" data-id=\"75b2700\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-a3f9ca3 e-con-full e-flex e-con e-child\" data-id=\"a3f9ca3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-95d5c5d elementor-widget elementor-widget-heading\" data-id=\"95d5c5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">PASSIVE DETERRENTS FOR DOLPHINS<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5f18d5d e-con-full e-flex e-con e-child\" data-id=\"5f18d5d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7dbb299 elementor-widget elementor-widget-text-editor\" data-id=\"7dbb299\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<b>Ultrasound<\/b> emission activates automatically on water contact, creating a <b>continuous sound barrier<\/b> that keeps dolphins away from fishing gear and <b>reduces the risk of accidental catches<\/b>. STM Products passive deterrents (DDD 04X series) are designed for operations requiring constant protection along nets, longlines and aquaculture installations with no manual input needed from the operator. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-41768c7 e-con-full stack-panel e-flex e-con e-parent\" data-id=\"41768c7\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-11ec985 elementor-widget elementor-widget-heading\" data-id=\"11ec985\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">TECHNOLOGY THAT NEVER SWITCHES OFF<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-16524a0 e-con-full e-flex e-con e-child\" data-id=\"16524a0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-dc3a63c e-con-full e-flex e-con e-child\" data-id=\"dc3a63c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d0ff46c elementor-widget elementor-widget-text-editor\" data-id=\"d0ff46c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tSTM passive deterrents are always-on pingers: whenever they are in water, they emit high-intensity <b>randomised ultrasound<\/b> designed to interfere with <b>dolphins&#8217; echolocation<\/b> system and prompt them to move away from nets without causing harm. Microprocessor electronics manage automatic power-on, low-battery alerts and signal modulation, ensuring reliable performance even under demanding working conditions. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fb3d77c e-con-full e-flex e-con e-child\" data-id=\"fb3d77c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-161cf8e elementor-widget elementor-widget-image\" data-id=\"161cf8e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"859\" height=\"563\" src=\"https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/03\/pinger-stm-tecnologia-attiva.png\" class=\"attachment-full size-full wp-image-13423\" alt=\"\" srcset=\"https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/03\/pinger-stm-tecnologia-attiva.png 859w, https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/03\/pinger-stm-tecnologia-attiva-300x197.png 300w, https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/03\/pinger-stm-tecnologia-attiva-768x503.png 768w\" sizes=\"(max-width: 859px) 100vw, 859px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3201115 e-con-full normal-section e-flex e-con e-parent\" data-id=\"3201115\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-9a60084 e-con-full e-flex e-con e-child\" data-id=\"9a60084\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-3c2b12a e-con-full e-flex e-con e-child\" data-id=\"3c2b12a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1c951cf elementor-widget elementor-widget-heading\" data-id=\"1c951cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">BYCATCH REDUCTION<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ab2d7c9 elementor-widget elementor-widget-text-editor\" data-id=\"ab2d7c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tReduces accidental dolphin catches along nets and longlines, contributing to more sustainable fishing practices.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-968c9ff e-con-full e-flex e-con e-child\" data-id=\"968c9ff\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5ecb163 elementor-widget elementor-widget-heading\" data-id=\"5ecb163\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Automatic operation<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a30db1 elementor-widget elementor-widget-text-editor\" data-id=\"7a30db1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tSelf-activating on water contact: no configuration or manual input required.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-37db722 e-con-full e-flex e-con e-child\" data-id=\"37db722\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-522ad23 elementor-widget elementor-widget-heading\" data-id=\"522ad23\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Randomised ultrasound<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-32f3e80 elementor-widget elementor-widget-text-editor\" data-id=\"32f3e80\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tUltrasonic signals from 5 to 500 kHz with randomised parameters to limit the risk of dolphin habituation.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5e221ec e-con-full e-flex e-con e-child\" data-id=\"5e221ec\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-07ce9c2 elementor-widget elementor-widget-heading\" data-id=\"07ce9c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Extended coverage<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f65349 elementor-widget elementor-widget-text-editor\" data-id=\"5f65349\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tDesigned to protect long stretches of net through modular installation at a constant spacing of at least 500 m between devices.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ae64e22 e-con-full e-flex e-con e-child\" data-id=\"ae64e22\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-c1afe60 e-con-full e-flex e-con e-child\" data-id=\"c1afe60\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1141fd5 elementor-widget elementor-widget-heading\" data-id=\"1141fd5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">DURABILITY AND RELIABILITY<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e6a55d5 elementor-widget elementor-widget-text-editor\" data-id=\"e6a55d5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tInternal NiMH batteries rechargeable for up to 1,000 cycles, built for professional use at sea.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f64690a e-con-full normal-section e-flex e-con e-parent\" data-id=\"f64690a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-0d7607a e-con-full e-flex e-con e-child\" data-id=\"0d7607a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-074a9a2 elementor-widget elementor-widget-heading\" data-id=\"074a9a2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">TWO LINES FOR EVERY OPERATIONAL CONTEXT<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3121cf4 e-con-full e-flex e-con e-child\" data-id=\"3121cf4\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-8928c66 e-con-full e-flex e-con e-child\" data-id=\"8928c66\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-a371df8 e-con-full e-flex e-con e-child\" data-id=\"a371df8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-fd1c2bb e-con-full e-flex e-con e-child\" data-id=\"fd1c2bb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9529e23 elementor-widget elementor-widget-image\" data-id=\"9529e23\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"125\" height=\"354\" src=\"https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/03\/linea-yellow.png\" class=\"attachment-full size-full wp-image-13451\" alt=\"\" srcset=\"https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/03\/linea-yellow.png 125w, https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/03\/linea-yellow-106x300.png 106w\" sizes=\"(max-width: 125px) 100vw, 125px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d0f8850 e-con-full e-flex e-con e-child\" data-id=\"d0f8850\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-d5b6ac7 e-con-full e-flex e-con e-child\" data-id=\"d5b6ac7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-714a37a elementor-widget elementor-widget-heading\" data-id=\"714a37a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">YELLOW LINE<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e0d9773 elementor-widget elementor-widget-text-editor\" data-id=\"e0d9773\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t(low and standard activation frequency)\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a7e335b elementor-widget elementor-widget-text-editor\" data-id=\"a7e335b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tDesigned for stable environments and large areas where long-term, continuous protection of dolphins and structures is the priority.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ea38eae elementor-align-center elementor-tablet-align-center elementor-widget elementor-widget-button\" data-id=\"ea38eae\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.stm-products.com\/en\/yellow-line\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Discover YELLOW LINE<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bed8479 e-con-full e-flex e-con e-child\" data-id=\"bed8479\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-bdf0314 e-con-full e-flex e-con e-child\" data-id=\"bdf0314\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-5be5ec4 e-con-full e-flex e-con e-child\" data-id=\"5be5ec4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fdd4f5a elementor-widget elementor-widget-image\" data-id=\"fdd4f5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"128\" height=\"354\" src=\"https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/03\/linea-orange.png\" class=\"attachment-full size-full wp-image-13447\" alt=\"\" srcset=\"https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/03\/linea-orange.png 128w, https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/03\/linea-orange-108x300.png 108w\" sizes=\"(max-width: 128px) 100vw, 128px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f67c171 e-con-full e-flex e-con e-child\" data-id=\"f67c171\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-45798cf e-con-full e-flex e-con e-child\" data-id=\"45798cf\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f60eacb elementor-widget elementor-widget-heading\" data-id=\"f60eacb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">ORANGE LINE<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-736e61c elementor-widget elementor-widget-text-editor\" data-id=\"736e61c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t(high and ultra-high activation frequency)\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e6ba40 elementor-widget elementor-widget-text-editor\" data-id=\"2e6ba40\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tBuilt for mobile and high-intensity fishing, where interactions with dolphins are frequent and gear is in constant movement.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-df2cf74 elementor-align-center elementor-tablet-align-center elementor-widget elementor-widget-button\" data-id=\"df2cf74\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.stm-products.com\/en\/orange-line\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Discover ORANGE LINE<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-734e80b e-con-full normal-section e-flex e-con e-parent\" data-id=\"734e80b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-d6c3090 e-con-full e-flex e-con e-child\" data-id=\"d6c3090\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-33bc6fa e-con-full e-flex e-con e-child\" data-id=\"33bc6fa\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e06fa0e elementor-widget elementor-widget-heading\" data-id=\"e06fa0e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">HOW TO CHOOSE THE RIGHT DETERRENT?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49557d4 elementor-widget elementor-widget-text-editor\" data-id=\"49557d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tThe most suitable model depends on:\n<ul>\n \t<li>the type of fishing gear and operating environment<\/li>\n \t<li>frequency of cetacean interactions<\/li>\n \t<li>required autonomy and recharging availability<\/li>\n \t<li>the need to minimise acoustic pollution<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8c41e4c e-con-full e-flex e-con e-child\" data-id=\"8c41e4c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a282d07 elementor-widget elementor-widget-image\" data-id=\"a282d07\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1461\" height=\"1077\" src=\"https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/06\/delfino_DISSUASORIPASSIVI.png\" class=\"attachment-full size-full wp-image-13694\" alt=\"\" srcset=\"https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/06\/delfino_DISSUASORIPASSIVI.png 1461w, https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/06\/delfino_DISSUASORIPASSIVI-300x221.png 300w, https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/06\/delfino_DISSUASORIPASSIVI-1024x755.png 1024w, https:\/\/www.stm-products.com\/wp-content\/uploads\/2026\/06\/delfino_DISSUASORIPASSIVI-768x566.png 768w\" sizes=\"(max-width: 1461px) 100vw, 1461px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2c4080f e-con-full e-flex e-con e-child\" data-id=\"2c4080f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-45abaa2 elementor-widget elementor-widget-text-editor\" data-id=\"45abaa2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tNot sure which solution is right for you? We&#8217;ll help you configure the ideal system for your operation.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d4bcad2 elementor-align-center elementor-tablet-align-center elementor-widget elementor-widget-button\" data-id=\"d4bcad2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.stm-products.com\/en\/contatti\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Talk to an STM products expert<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9b53ead e-con-full normal-section e-flex e-con e-parent\" data-id=\"9b53ead\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a0ae70e elementor-widget elementor-widget-template\" data-id=\"a0ae70e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"template.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-template\">\n\t\t\t\t\t<div data-elementor-type=\"container\" data-elementor-id=\"5276\" class=\"elementor elementor-5276 elementor-1320 elementor-1320\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t<div class=\"elementor-element elementor-element-62bd8eb0 e-con-full e-flex e-con e-parent\" data-id=\"62bd8eb0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-58d32925 e-con-full e-flex e-con e-child\" data-id=\"58d32925\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-520af27f elementor-widget elementor-widget-heading\" data-id=\"520af27f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">DISCOVER THE BUSINESS UNITS OF STM PRODUCTS<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1efe6932 e-con-full e-flex e-con e-child\" data-id=\"1efe6932\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<a class=\"elementor-element elementor-element-7a99be71 e-con-full e-flex e-con e-child\" data-id=\"7a99be71\" data-element_type=\"container\" data-e-type=\"container\" id=\"control-for-food-box\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;background_motion_fx_motion_fx_scrolling&quot;:&quot;yes&quot;,&quot;background_motion_fx_scale_effect&quot;:&quot;yes&quot;,&quot;background_motion_fx_scale_direction&quot;:&quot;out-in&quot;,&quot;background_motion_fx_scale_speed&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:4,&quot;sizes&quot;:[]},&quot;background_motion_fx_scale_range&quot;:{&quot;unit&quot;:&quot;%&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:{&quot;start&quot;:20,&quot;end&quot;:80}},&quot;background_motion_fx_devices&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;]}\" href=\"https:\/\/www.stm-products.com\/control\/control-for-food\/\">\n\t\t<div class=\"elementor-element elementor-element-344c79b e-con-full e-flex e-con e-child\" data-id=\"344c79b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5696402a elementor-widget elementor-widget-heading\" data-id=\"5696402a\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"control-for-food-title\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">CONTROL\nFOR FOOD<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d4a9c24 elementor-absolute elementor-widget elementor-widget-text-editor\" data-id=\"d4a9c24\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"control-for-food-text\" data-settings=\"{&quot;_position&quot;:&quot;absolute&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tModular and custom electronic controllers for the food sector, including bakery and pastry, designed to maximize efficiency, performance, and waste reduction.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t<a class=\"elementor-element elementor-element-4e6d0d1d e-con-full e-flex e-con e-child\" data-id=\"4e6d0d1d\" data-element_type=\"container\" data-e-type=\"container\" id=\"control-for-no-food-box\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;background_motion_fx_motion_fx_scrolling&quot;:&quot;yes&quot;,&quot;background_motion_fx_scale_effect&quot;:&quot;yes&quot;,&quot;background_motion_fx_scale_direction&quot;:&quot;out-in&quot;,&quot;background_motion_fx_scale_speed&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:4,&quot;sizes&quot;:[]},&quot;background_motion_fx_scale_range&quot;:{&quot;unit&quot;:&quot;%&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:{&quot;start&quot;:20,&quot;end&quot;:80}},&quot;background_motion_fx_devices&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;]}\" href=\"https:\/\/www.stm-products.com\/control\/control-for-no-food\/\">\n\t\t<div class=\"elementor-element elementor-element-26f114b e-con-full e-flex e-con e-child\" data-id=\"26f114b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1c8dc7b9 elementor-widget elementor-widget-heading\" data-id=\"1c8dc7b9\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"control-for-no-food-title\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">CONTROL FOR NO FOOD<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-03a3d09 elementor-absolute elementor-widget elementor-widget-text-editor\" data-id=\"03a3d09\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"control-for-no-food-text\" data-settings=\"{&quot;_position&quot;:&quot;absolute&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tCutting-edge, custom electronic controllers for sectors such as security and automotive, ensuring reliability, precision, and adaptability to various industrial needs.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t<a class=\"elementor-element elementor-element-2a2e39d5 e-con-full e-flex e-con e-child\" data-id=\"2a2e39d5\" data-element_type=\"container\" data-e-type=\"container\" id=\"water-technology-box\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;background_motion_fx_motion_fx_scrolling&quot;:&quot;yes&quot;,&quot;background_motion_fx_scale_effect&quot;:&quot;yes&quot;,&quot;background_motion_fx_scale_direction&quot;:&quot;out-in&quot;,&quot;background_motion_fx_scale_speed&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:4,&quot;sizes&quot;:[]},&quot;background_motion_fx_scale_range&quot;:{&quot;unit&quot;:&quot;%&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:{&quot;start&quot;:20,&quot;end&quot;:80}},&quot;background_motion_fx_devices&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;]}\" href=\"https:\/\/www.stm-products.com\/water\/\">\n\t\t<div class=\"elementor-element elementor-element-10e9ff6 e-con-full e-flex e-con e-child\" data-id=\"10e9ff6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2bc65606 elementor-widget elementor-widget-heading\" data-id=\"2bc65606\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"water-technology-title\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">WATER FOR BAKERY &amp; FOOD<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ee10e0b elementor-absolute elementor-widget elementor-widget-text-editor\" data-id=\"ee10e0b\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"water-technology-text\" data-settings=\"{&quot;_position&quot;:&quot;absolute&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tWater dosers, mixers, and chillers for the bakery sector that combine top technologies with maximum user-friendliness \u2013 perfect for both artisan and industrial needs.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t<a class=\"elementor-element elementor-element-7b4114a3 e-con-full e-flex e-con e-child\" data-id=\"7b4114a3\" data-element_type=\"container\" data-e-type=\"container\" id=\"fishing-technology-box\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;background_motion_fx_motion_fx_scrolling&quot;:&quot;yes&quot;,&quot;background_motion_fx_scale_effect&quot;:&quot;yes&quot;,&quot;background_motion_fx_scale_direction&quot;:&quot;out-in&quot;,&quot;background_motion_fx_scale_speed&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:4,&quot;sizes&quot;:[]},&quot;background_motion_fx_scale_range&quot;:{&quot;unit&quot;:&quot;%&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:{&quot;start&quot;:20,&quot;end&quot;:80}},&quot;background_motion_fx_devices&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;]}\" href=\"https:\/\/www.stm-products.com\/fishing\/\">\n\t\t<div class=\"elementor-element elementor-element-f16a872 e-con-full e-flex e-con e-child\" data-id=\"f16a872\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-289def27 elementor-widget elementor-widget-heading\" data-id=\"289def27\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"fishing-technology-title\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">FISHING\nTECHNOLOGY<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b677c87 elementor-absolute elementor-widget elementor-widget-text-editor\" data-id=\"b677c87\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"fishing-technology-text\" data-settings=\"{&quot;_position&quot;:&quot;absolute&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tInnovative, effective, and sustainable dolphin deterrents designed to protect fishing activities and preserve the marine environment.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>PASSIVEDETERRENTS PASSIVE DETERRENTS FOR DOLPHINS Ultrasound emission activates automatically on water contact, creating a continuous sound barrier that keeps dolphins away from fishing gear and reduces the risk of accidental catches. STM Products passive deterrents (DDD 04X series) are designed for operations requiring constant protection along nets, longlines and aquaculture installations with no manual input [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":3846,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-13770","page","type-page","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"STM Products passive deterrents: always-on acoustic devices to reduce dolphin bycatch and protect nets, aquaculture installations and mobile fishing operations.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.stm-products.com\/en\/fishing-technology\/passive-deterrents\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.2.1\" \/>\n\t\t<meta 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