{"id":37408,"date":"2023-09-06T17:04:30","date_gmt":"2023-09-06T21:04:30","guid":{"rendered":"https:\/\/globalfishingwatch.org\/?p=37408"},"modified":"2024-12-11T16:22:49","modified_gmt":"2024-12-11T21:22:49","slug":"las-imagenes-de-radar-satelital-ayudan-a-revelar-la-verdadera-escala-pesca-oculta","status":"publish","type":"post","link":"https:\/\/globalfishingwatch.org\/es\/historias\/las-imagenes-de-radar-satelital-ayudan-a-revelar-la-verdadera-escala-pesca-oculta\/","title":{"rendered":"Las im\u00e1genes de radar satelital ayudan a revelar la verdadera escala de la pesca oculta"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"37408\" class=\"elementor elementor-37408 elementor-37407\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7b624b9 elementor-section-height-min-height elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"7b624b9\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6172a1e\" data-id=\"6172a1e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-61fefcf elementor-widget elementor-widget-heading\" data-id=\"61fefcf\" 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\">Las im\u00e1genes de radar satelital ayudan a revelar la verdadera escala de la pesca oculta<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d0505fa elementor-widget elementor-widget-heading\" data-id=\"d0505fa\" 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\">El radar de apertura sint\u00e9tica aporta una nueva capa de transparencia al monitoreo de los oc\u00e9anos, revelando embarcaciones nunca antes vistas<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8964c47 elementor-share-buttons--view-icon elementor-share-buttons--skin-framed elementor-share-buttons--shape-circle elementor-share-buttons--color-custom elementor-grid-0 elementor-widget elementor-widget-share-buttons\" data-id=\"8964c47\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-grid\" role=\"list\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_facebook\" role=\"button\" tabindex=\"0\" aria-label=\"Compartir en facebook\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-facebook\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256C504 119 393 8 256 8S8 119 8 256c0 123.78 90.69 226.38 209.25 245V327.69h-63V256h63v-54.64c0-62.15 37-96.48 93.67-96.48 27.14 0 55.52 4.84 55.52 4.84v61h-31.28c-30.8 0-40.41 19.12-40.41 38.73V256h68.78l-11 71.69h-57.78V501C413.31 482.38 504 379.78 504 256z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_twitter\" role=\"button\" tabindex=\"0\" aria-label=\"Compartir en twitter\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-twitter\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M459.37 151.716c.325 4.548.325 9.097.325 13.645 0 138.72-105.583 298.558-298.558 298.558-59.452 0-114.68-17.219-161.137-47.106 8.447.974 16.568 1.299 25.34 1.299 49.055 0 94.213-16.568 130.274-44.832-46.132-.975-84.792-31.188-98.112-72.772 6.498.974 12.995 1.624 19.818 1.624 9.421 0 18.843-1.3 27.614-3.573-48.081-9.747-84.143-51.98-84.143-102.985v-1.299c13.969 7.797 30.214 12.67 47.431 13.319-28.264-18.843-46.781-51.005-46.781-87.391 0-19.492 5.197-37.36 14.294-52.954 51.655 63.675 129.3 105.258 216.365 109.807-1.624-7.797-2.599-15.918-2.599-24.04 0-57.828 46.782-104.934 104.934-104.934 30.213 0 57.502 12.67 76.67 33.137 23.715-4.548 46.456-13.32 66.599-25.34-7.798 24.366-24.366 44.833-46.132 57.827 21.117-2.273 41.584-8.122 60.426-16.243-14.292 20.791-32.161 39.308-52.628 54.253z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_linkedin\" role=\"button\" tabindex=\"0\" aria-label=\"Compartir en linkedin\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-linkedin\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 32H31.9C14.3 32 0 46.5 0 64.3v383.4C0 465.5 14.3 480 31.9 480H416c17.6 0 32-14.5 32-32.3V64.3c0-17.8-14.4-32.3-32-32.3zM135.4 416H69V202.2h66.5V416zm-33.2-243c-21.3 0-38.5-17.3-38.5-38.5S80.9 96 102.2 96c21.2 0 38.5 17.3 38.5 38.5 0 21.3-17.2 38.5-38.5 38.5zm282.1 243h-66.4V312c0-24.8-.5-56.7-34.5-56.7-34.6 0-39.9 27-39.9 54.9V416h-66.4V202.2h63.7v29.2h.9c8.9-16.8 30.6-34.5 62.9-34.5 67.2 0 79.7 44.3 79.7 101.9V416z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b1074e8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b1074e8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-db41c54\" data-id=\"db41c54\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c346b7b elementor-widget elementor-widget-heading\" data-id=\"c346b7b\" 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\">El problema<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-545827c elementor-widget elementor-widget-text-editor\" data-id=\"545827c\" 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<p><span style=\"font-weight: 400;\">Durante los \u00faltimos a\u00f1os, Global Fishing Watch ha proporcionado informaci\u00f3n sin precedentes sobre la actividad pesquera en todo el mundo. Nuestro <\/span><a href=\"https:\/\/globalfishingwatch.org\/es\/nuestro-mapa\/\"><span style=\"font-weight: 400;\">mapa<\/span><\/a><span style=\"font-weight: 400;\"> emblem\u00e1tico se basa en datos del <\/span><a href=\"https:\/\/globalfishingwatch.org\/es\/faqs\/que-es-ais\/\"><span style=\"font-weight: 400;\">sistema de identificaci\u00f3n autom\u00e1tica<\/span><\/a><span style=\"font-weight: 400;\"> (AIS, por sus siglas en ingl\u00e9s), una tecnolog\u00eda de seguimiento por sat\u00e9lite que los grandes buques deben utilizar para transmitir su posici\u00f3n, y se complementa con datos del sistema de monitoreo de embarcaciones (VMS), que varios gobiernos progresistas han compartido con nosotros.<\/span><\/p><p><span style=\"font-weight: 400;\">Pero nuestro mapa es tan bueno como los datos que recibimos, por lo que, aunque revolucionario, no es perfecto. Algunas embarcaciones apagan sus se\u00f1ales AIS, otras no transmiten p\u00fablicamente su ubicaci\u00f3n y algunas simplemente no aparecen en los sistemas de seguimiento p\u00fablicos. Hay una serie de razones leg\u00edtimas por las que un buque podr\u00eda no aparecer en un sistema de seguimiento p\u00fablico (o no difundir su ubicaci\u00f3n en absoluto), pero con demasiada frecuencia estas \u00ab<\/span><a href=\"https:\/\/globalfishingwatch.org\/es\/proyecto-investigacion-embarcaciones-oscuras\/\"><span style=\"font-weight: 400;\">embarcaciones oscuras<\/span><\/a><span style=\"font-weight: 400;\">\u00bb han incurrido en actividades de pesca ilegal, no declarada y no reglamentada.<\/span><\/p><p><span style=\"font-weight: 400;\">Por eso necesit\u00e1bamos encontrar otra forma de detectar estos buques y sacar a la luz la flota oscura.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b0bf3af elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b0bf3af\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e4d585d\" data-id=\"e4d585d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bdd613a elementor-widget elementor-widget-heading\" data-id=\"bdd613a\" 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\">Nuestro trabajo<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a96546e elementor-widget elementor-widget-text-editor\" data-id=\"a96546e\" 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<p><span style=\"font-weight: 400;\">Para obtener una imagen m\u00e1s completa de la pesca mundial, comenzamos a combinar datos de seguimiento de embarcaciones con otros datos satelitales, incluidas im\u00e1genes \u00f3pticas y radares de apertura sint\u00e9tica (SAR). SAR, una poderosa herramienta para la tecnolog\u00eda de detecci\u00f3n remota, funciona d\u00eda y noche en todo tipo de clima, por lo que las embarcaciones pueden detectarse incluso a trav\u00e9s de una espesa capa de nubes.&nbsp;<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Esta t\u00e9cnica para producir im\u00e1genes de alta resoluci\u00f3n result\u00f3 esencial en nuestro estudio de 2020, \u201cIluminando las flotas pesqueras oscuras en Corea del Norte\u201d, que se bas\u00f3 en cuatro fuentes de datos diferentes para revelar alrededor de 900 embarcaciones de origen chino <\/span><a href=\"https:\/\/globalfishingwatch.org\/fisheries\/2020-analysis-dark-fleets\/\"><span style=\"font-weight: 400;\">pescando ilegalmente<\/span><\/a><span style=\"font-weight: 400;\"> en Corea del Norte. SAR tambi\u00e9n fue extremadamente valioso para estudiar <\/span><a href=\"https:\/\/globalfishingwatch.org\/data\/radar-illuminated-ocean\/\"><span style=\"font-weight: 400;\">actividades pesqueras nunca antes vistas<\/span><\/a><span style=\"font-weight: 400;\"> en el Mediterr\u00e1neo y frente a la costa africana, abri\u00e9ndonos los ojos a actividades sin ninguna detecci\u00f3n previa. Estaba claro que nuestro oc\u00e9ano estaba mucho m\u00e1s ocupado de lo que hab\u00edan mostrado los sistemas de seguimiento existentes.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">En 2022, tambi\u00e9n agregamos una <\/span><a href=\"https:\/\/globalfishingwatch.org\/es\/noticias\/tecnologia-revela-embarcaciones-ocultas\/\"><span style=\"font-weight: 400;\">nueva capa de datos a nuestro mapa<\/span><\/a><span style=\"font-weight: 400;\"> que muestra embarcaciones oscuras no detectadas anteriormente. Lo desarrollamos analizando millones de gigabytes de datos SAR de los sat\u00e9lites <\/span><a href=\"https:\/\/sentinel.esa.int\/web\/sentinel\/missions\/sentinel-1\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Sentinel-1<\/span><\/a><span style=\"font-weight: 400;\"> de la Agencia Espacial Europea. Utilizando un aprendizaje autom\u00e1tico inteligente, pudimos identificar embarcaciones que no transmit\u00edan p\u00fablicamente su posici\u00f3n y obtener una mejor comprensi\u00f3n de la verdadera huella global de la actividad pesquera.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Continuamente agregamos nuevos datos a nuestro mapa, lo que ayuda a construir una imagen a\u00fan m\u00e1s completa de lo que sucede en el mar. Estos esfuerzos recibieron un gran impulso cuando la empresa canadiense de tecnolog\u00eda espacial MDA nos brind\u00f3 <\/span><a href=\"https:\/\/globalfishingwatch.org\/es\/noticias\/mda-acceso-archivo-radsat-2\/\"><span style=\"font-weight: 400;\">acceso a su archivo completo de datos SAR<\/span><\/a><span style=\"font-weight: 400;\">, un r\u00e9cord que se remonta a 14 a\u00f1os atr\u00e1s e incluye casi un mill\u00f3n de im\u00e1genes.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Gracias a la combinaci\u00f3n de im\u00e1genes de radar satelital y an\u00e1lisis cient\u00edfico, tenemos la capacidad de catalizar la investigaci\u00f3n y dotar a los formuladores de pol\u00edticas con conocimientos que pueden revelar lo que antes era desconocido y combatir de manera m\u00e1s efectiva las pr\u00e1cticas de pesca ilegal.<\/span><\/p>\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-6f2fdd5 elementor-widget elementor-widget-image\" data-id=\"6f2fdd5\" 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\" src=\"https:\/\/globalfishingwatch.org\/wp-content\/uploads\/Satellite-radar-reveals-dark-vessels-logo.gif\" title=\"\" alt=\"\" loading=\"lazy\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-adc44c0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"adc44c0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2b8ced9\" data-id=\"2b8ced9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bdcf867 elementor-widget elementor-widget-tp-blockquote\" data-id=\"bdcf867\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tp-blockquote.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"pt-plus-text-block-wrapper\" ><div class=\"text_block_parallax\"><div class=\"plus_blockquote quote-style-2   none \" ><blockquote class=\"quote-text\"><span class=\"tp-bq-desc\"><p><i><span style=\"font-weight: 400\">\u201cAl ver y caracterizar la actividad de estas expansivas flotas oscuras, podemos comenzar a comprender y cuantificar mejor no solo la pesca ilegal sino tambi\u00e9n gran parte de la actividad humana que est\u00e1 impactando nuestro entorno marino. Estos son tiempos emocionantes cuando se trata de datos abiertos y accesibles que cualquiera puede utilizar de forma gratuita para comprender y defender las fr\u00e1giles \u00e1reas marinas que m\u00e1s les importan\u201d.<\/span><\/i><\/p><\/span><p class=\"quote_author\">Paul Woods, <span class=\"quote_author-desc\">director de innovaci\u00f3n, Global Fishing Watch<\/span><\/p><\/blockquote><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fd9e9b4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fd9e9b4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3b3bafe\" data-id=\"3b3bafe\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dd35bda elementor-widget elementor-widget-heading\" data-id=\"dd35bda\" 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\">Related impact stories<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Las im\u00e1genes de radar satelital ayudan a revelar la verdadera escala de la pesca 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