{"id":19316,"date":"2023-10-10T15:39:48","date_gmt":"2023-10-10T14:39:48","guid":{"rendered":"https:\/\/www.aimmportugal.org\/?p=19316"},"modified":"2023-10-16T16:50:15","modified_gmt":"2023-10-16T15:50:15","slug":"drones-na-investigacao-cetaceos","status":"publish","type":"post","link":"https:\/\/aimmportugal.org\/pt\/drones-na-investigacao-cetaceos\/","title":{"rendered":"O avan\u00e7o na investiga\u00e7\u00e3o de cet\u00e1ceos com recurso a drones"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">Os drones, tamb\u00e9m conhecidos como ve\u00edculos a\u00e9reos n\u00e3o tripulados,&nbsp;est\u00e3o cada vez mais a ajudar ao avan\u00e7o tecnol\u00f3gico da investiga\u00e7\u00e3o de cet\u00e1ceos. <\/h3>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Tradicionalmente, o estudo de cet\u00e1ceos \u00e9 realizado atrav\u00e9s de sa\u00eddas de mar e, por vezes, atrav\u00e9s de observa\u00e7\u00e3o terrestre, o que tem as suas limita\u00e7\u00f5es em termos de cobertura e precis\u00e3o. <\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">A tecnologia dos drones transformou a forma como os investigadores observam e estudam os cet\u00e1ceos, desempenhando agora um papel importante na investiga\u00e7\u00e3o cient\u00edfica marinha devido \u00e0 sua agilidade e facilidade de acesso a \u00e1reas mais dif\u00edceis. <\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Novos casos de estudo s\u00e3o agora poss\u00edveis, fornecendo imagens a\u00e9reas detalhadas que ajudam a compreender melhor o comportamento animal e contribuir para a conserva\u00e7\u00e3o dos animais marinhos.&nbsp;<\/h4>\n\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0680-1-1024x683.jpg\" alt=\"\" class=\"wp-image-19239\" style=\"width:672px;height:448px\" srcset=\"https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0680-1-1024x683.jpg 1024w, https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0680-1-300x200.jpg 300w, https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0680-1-768x512.jpg 768w, https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0680-1-1536x1024.jpg 1536w, https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0680-1-324x216.jpg 324w, https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0680-1-416x277.jpg 416w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Na AIMM, o nosso investigador Andr\u00e9 Cid \u00e9 o nosso piloto profissional desde 2016!<\/figcaption><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading has-text-align-center\">A AIMM usa o drone para recolher dados sobre mam\u00edferos marinhos. Descobre abaixo como usamos esta tecnologia e quais outras potencialidades do seu uso em investiga\u00e7\u00e3o marinha:<\/h3>\n\n\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><span style=\"font-family: arial, sans-serif;\"><b>1. 1. Avaliar a resposta comportamentais de pequenos cet\u00e1ceos \u00e0 presen\u00e7a de drones <\/b>(check <a href=\"https:\/\/aimmportugal.org\/assessing-the-behavioural-responses-of-small-cetaceans-to-unmanned-aerial-vehicles\/\" target=\"_blank\" rel=\"noopener\">here<\/a> for more explanation)<b>.<\/b><\/span><\/p>\n<p><span style=\"font-family: arial, sans-serif;\"><b>2. Ecologia de cet\u00e1ceos e observa\u00e7\u00f5es\/estudos de comportamento.<\/b><\/span><\/p>\n<p><span style=\"font-family: arial, sans-serif;\">Os drones permitem aos investigadores observar os cet\u00e1ceos de <strong>um ponto de vista a\u00e9reo<\/strong>, de forma <span style=\"color: #0000ff;\"><strong>n\u00e3o invasiva<\/strong><\/span>, sem causar perturba\u00e7\u00f5es aos animais, dado que os drones t\u00eam a possibilidade de manter uma dist\u00e2ncia segura. \u00c9 uma vantagem no <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/youtu.be\/FDydbe6QDXs\" target=\"_blank\" rel=\"noopener\">estudo comportamental<\/a>, tal como intera\u00e7\u00f5es sociais e padr\u00f5es de migra\u00e7\u00e3o<\/span>. Tamb\u00e9m \u00e9 uma mais valia na <span style=\"color: #0000ff;\">avalia\u00e7\u00e3o do tamanho do grupo<\/span>. <\/span><\/p>\n<p><span style=\"font-family: arial, sans-serif;\">Por exemplo, gra\u00e7as \u00e0 nossa experi\u00eancia de uso de drones na investiga\u00e7\u00e3o marinha, tivemos a oportunidade de iniciar um novo projecto para avaliar os impactos das actividades de pesca nas popula\u00e7\u00f5es de golfinhos no Pac\u00edfico Tropical Oriental. Para esta <a href=\"https:\/\/aimmportugal.org\/pt\/sobre-nos\/trabalho\/investigacao\/iattc\/\" target=\"_blank\" rel=\"noopener\">expedi\u00e7\u00e3o<\/a> adquirimos um novo drone, um modelo com c\u00e2mera t\u00e9rmica! Os drones com c\u00e2meras t\u00e9rmicas s\u00e3o ferramentas poderosas para <span style=\"color: #0000ff;\">detectar ondas de calor vindas de cima<\/span>. T\u00eam a vantagem de detectar a presen\u00e7a e abund\u00e2ncia de animais mesmo em condi\u00e7\u00f5es de pouca visibilidade. Tamb\u00e9m pode <span style=\"color: #0000ff;\">identificar a temperatura exata da \u00e1gua<\/span>.<\/span><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><b><span style=\"font-family: arial, sans-serif;\">3. Aumentar a consciencializa\u00e7\u00e3o do p\u00fablico com imagens e v\u00eddeos de drones<\/span><\/b><\/p>\n<p><span style=\"font-family: arial, sans-serif;\">Tamb\u00e9m utilizamos imagens de drones que captamos durante as nossas sa\u00eddas de mar para <span style=\"color: #0000ff;\">alimentar as nossas redes sociais<\/span>, de forma a <span style=\"color: #0000ff;\">aumentar a sensibiliza\u00e7\u00e3o e o envolvimento do p\u00fablico<\/span>, gra\u00e7as \u00e0s cativantes imagens a\u00e9reas que conseguimos atrav\u00e9s <a href=\"https:\/\/youtu.be\/jUewrrWhXd8\" target=\"_blank\" rel=\"noopener\">do uso de drones<\/a>.<\/span><\/p>\n<p><span style=\"font-family: arial, sans-serif;\">In 2021 AIMM\u00a0 joined Ocean Alliance during their <a href=\"https:\/\/aimmportugal.org\/ocean-alliance-aimm-snotbot-expedition-azores-2021\/\" target=\"_blank\" rel=\"noopener\">SnotBot expedition <\/a>to the island of Faial in the Azores <a href=\"https:\/\/www.snexplores.org\/article\/drones-protect-endangered-wildlife-ai-conservation\" target=\"_blank\" rel=\"noopener\">to study a sperm whale population by collecting blow samples<\/a>.<\/span><\/p>\n<p><b><span style=\"font-family: arial, sans-serif;\">4. Drones podem recolher amostras de sopro<\/span><\/b><\/p>\n<p><span style=\"font-family: arial, sans-serif;\">Tivemos a sorte de ser treinados por um dos maiores especialistas mundiais em recolha de amostras de sopro usando drones \u2013 os nossos colegas da <a href=\"http:\/\/www.whale.org\" target=\"_blank\" rel=\"noopener\">Ocean Alliance<\/a>. Esta forma de recolha de dados \u00e9 muito recente e promissora, e \u00e9 <strong>um dos avan\u00e7os mais recentes na utiliza\u00e7\u00e3o de drones na investiga\u00e7\u00e3o de cet\u00e1ceos<\/strong>.<\/span><\/p>\n<p><span style=\"font-family: arial, sans-serif;\">Recolher amostras de sopro com um drone \u00e9 uma grande vantagem, esta t\u00e9cnica \u00e9 <span style=\"color: #0000ff;\">menos perigosa para os humanos e menos invasiva para os animais<\/span>. Substitui a recolha de sopro com uso a vara (que pode ser dif\u00edcil e envolve aproximar-se muito perto) ou mesmo a necessidade de fazer bi\u00f3psias. Isto permite-nos <span style=\"color: #0000ff;\">recolher e analisar v\u00edrus, ADN e hormonas de mam\u00edferos marinhos<\/span>.<\/span><\/p>\n<p><span style=\"font-family: arial, sans-serif;\">Em 2021, a AIMM juntou-se \u00e0 Ocean Alliance durante a sua <a href=\"https:\/\/aimmportugal.org\/pt\/ocean-alliance-aimm-snotbot-expedition-azores-2021\/\" target=\"_blank\" rel=\"noopener\">expedi\u00e7\u00e3o SnotBot<\/a> \u00e0 ilha do Faial, nos A\u00e7ores, para <a href=\"https:\/\/www.snexplores.org\/article\/drones-protect-endangered-wildlife-ai-conservation\" target=\"_blank\" rel=\"noopener\">estudar uma popula\u00e7\u00e3o de cachalotes atrav\u00e9s da recolha de amostras de sopro<\/a>.<\/span><\/p>\n<\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"OCEAN ALLIANCE &amp; AIMM \/\/ SnotBot Expedition Azores 2021- Sperm whales\" width=\"980\" height=\"551\" src=\"https:\/\/www.youtube.com\/embed\/KJhccpXC1-s?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-center\">Estas pr\u00f3ximas metodologias n\u00e3o s\u00e3o utilizadas pela AIMM, mas s\u00e3o actualmente utilizadas no campo da investiga\u00e7\u00e3o marinha e n\u00e3o as poder\u00edamos deixar de mencionar.<\/h3>\n\n\n<p><strong><span style=\"font-family: arial, sans-serif;\">5. <a href=\"https:\/\/enterprise-insights.dji.com\/blog\/tagging-whales-from-above-with-drones\" target=\"_blank\" rel=\"noopener\">Utiliza\u00e7\u00e3o de tags em cet\u00e1ceos\u00a0<\/a><\/span><\/strong><\/p>\n<p><span><strong style=\"font-family: arial, sans-serif;\">Como funciona?<\/strong><span style=\"font-family: arial, sans-serif;\"> O piloto do drone voa o drone de forma a aproximar-se do cet\u00e1ceo selecionado. Uma vez que o piloto coloca o drone na posi\u00e7\u00e3o certa, o <\/span><strong><span style=\"font-family: arial, sans-serif;\">dispositivo de rastreamento \u00e9 acionado e largado por cima do cet\u00e1ceo, aderindo \u00e0 sua pele atrav\u00e9s de um copo de suc\u00e7\u00e3o<\/span><\/strong><span style=\"font-family: arial, sans-serif;\">. O tag fica temporariamente no corpo do animal, cerca de 24 horas. Estes dispositivos podem recolher dados sobre a profundidade de mergulho, velocidade, orienta\u00e7\u00e3o, acelera\u00e7\u00e3o ou desacelera\u00e7\u00e3o, temperatura da \u00e1gua e ac\u00fastica do animal. <\/span><span style=\"color: #0000ff;\"><strong>S\u00e3o informa\u00e7\u00f5es valiosas sobre a ecologia das esp\u00e9cies.<\/strong><\/span><\/span><\/p>\n<p><span style=\"font-family: arial, sans-serif;\"><strong>O uso de tags em cet\u00e1ceos com recurso a drones representa um grande avan\u00e7o na investiga\u00e7\u00e3o marinha<\/strong>, proporcionando um m\u00e9todo menos evasivo e mais eficiente, melhorando consideravelmente o processo de recolha de dados.<\/span><\/p>\n<p><b><span style=\"font-family: arial, sans-serif;\">6. O poder da fotogrametria com drones<\/span><\/b><\/p>\n<p><span style=\"font-family: arial, sans-serif;\">A fotogrametria \u00e9 uma t\u00e9cnica utilizada na \u00e1r<span style=\"color: #333333;\">ea de investiga\u00e7\u00e3o de cet\u00e1ceos, com uso de <strong>drones equipados com c\u00e2meras de alta resolu\u00e7\u00e3o<\/strong>. Esta metodol<\/span>ogia \u00e9 usada para recolher dados sobre mam\u00edferos marinhos, capturando imagens ou v\u00eddeos destes animais acima da superf\u00edcie da \u00e1gua em v\u00e1rios \u00e2ngulos.<\/span><\/p>\n<p><span style=\"font-family: arial, sans-serif;\">Isto permite aos <span style=\"color: #0000ff;\">investigadores e bi\u00f3logos medir as caracter\u00edsticas morfol\u00f3gicas<\/span>, tais como comprimento do corpo, dimens\u00f5es das barbatanas e volume corporal. Fornece dados valiosos para o melhor conhecimento sobre a sa\u00fade e o estado dos animais. <span style=\"color: #0000ff;\"><strong>Tamb\u00e9m permite aos investigadores acompanhar a sua evolu\u00e7\u00e3o ao longo do tempo. Imagens sobrepostas at\u00e9 <\/strong><\/span><\/span><span style=\"font-family: arial, sans-serif;\"><span style=\"color: #0000ff;\"><strong>permitem uma reconstru\u00e7\u00e3o detalhada do modelo 3D dos cet\u00e1ceos.<\/strong><\/span><\/span><\/p>\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image alignwide size-large is-style-default\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0983-3-1024x683.jpg\" alt=\"\" class=\"wp-image-19306\" srcset=\"https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0983-3-1024x683.jpg 1024w, https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0983-3-300x200.jpg 300w, https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0983-3-768x512.jpg 768w, https:\/\/aimmportugal.org\/wp-content\/uploads\/2023\/08\/DSC_0983-3-1536x1024.jpg 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div style=\"height:17px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><u>No entanto<\/u>, o uso de drones \u00e9 <strong>regulamentado por leis (locais) rigorosas<\/strong>. O piloto <strong>necessita das licen\u00e7as<\/strong> necess\u00e1rias e devem ser adotadas pr\u00e1ticas respons\u00e1veis para evitar qualquer impacto negativo nos mam\u00edferos marinhos.<\/p>\n\n\n\n<p>Por exemplo, um drone pode ir at\u00e9 500 metros, mas legalmente o ponto mais alto que pode atingir \u00e9 de <strong>120 metros<\/strong>. Na AIMM subimos mais de <strong>20 metros<\/strong> para ter uma vis\u00e3o geral do grupo de animais e <strong><u>n\u00e3o perturb\u00e1-los<\/u><\/strong>.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:13px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-center\">Os drones apresentam s\u00e9rias vantagens, mas tamb\u00e9m algumas desvantagens, que podem reduzir de alguma forma o sucesso do projeto em diferentes maneiras.<\/h3>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-pale-cyan-blue-background-color has-text-color has-background has-fixed-layout\" style=\"color:#0a2e67\"><tbody><tr><td> <p><b><span style=\"font-family: arial, sans-serif;\">VANTAGENS&nbsp;<\/span><\/b><\/p> <\/td><td>\n<p><b><span style=\"font-family: arial, sans-serif;\">DESVANTAGENS<\/span><\/b><\/p>\n<\/td><\/tr><tr><td>\n<p>Baixo impacto nos animais<\/p>\n<\/td><td>\n<p>Nova tecnologia<\/p>\n<\/td><\/tr><tr><td>\n<p>Imagens HD de perspectiva a\u00e9rea<\/p>\n<\/td><td>\n<p>Aquisi\u00e7\u00e3o cara<\/p>\n<\/td><\/tr><tr><td>\n<p>Observa\u00e7\u00e3o detalhada do comportamento<\/p>\n<\/td><td>\n<p>Requer piloto experiente e qualificado<\/p>\n<\/td><\/tr><tr><td>\n<p>Mais acess\u00edvel de usar em campo<\/p>\n<\/td><td>\n<p>Necessidade de uma grande capacidade de armazenamento de dados<\/p>\n<\/td><\/tr><tr><td>\n<p><b><span style=\"font-family: arial, sans-serif;\">E MAIS<\/span><\/b><\/p>\n<\/td><td>\n<p><b><span style=\"font-family: arial, sans-serif;\">E MAIS<\/span><\/b><\/p>\n<\/td><\/tr><tr><td>\n<p>Facilidade de acesso a \u00e1reas dif\u00edceis<\/p>\n<\/td><td>\n<p>Autonomia limitada (cerca de 30 minutos)<\/p>\n<\/td><\/tr><tr><td>\n<p>Recolha r\u00e1pida de dados<\/p>\n<\/td><td>\n<p>Depend\u00eancia das condi\u00e7\u00f5es clim\u00e1ticas<\/p>\n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<p><span style=\"font-family: arial, sans-serif;\"><span style=\"color: #0000ff;\">Os drones podem ser excelentes ferramentas no estudo de cet\u00e1ceos na natureza <\/span>e contribu\u00edram consideravelmente no desenvolvimento dos projetos de investiga\u00e7\u00e3o mais recentes da AIMM. \u00c0 medida que a tecnologia continua a evoluir, aparecer\u00e3o desenvolvimentos ainda <strong>mais emocionantes<\/strong> na investiga\u00e7\u00e3o e conserva\u00e7\u00e3o de cet\u00e1ceos com drones, e <strong>a AIMM pretende estar na primeira fila para experienciar isso!<\/strong><\/span><\/p>\n<p><span style=\"font-family: arial, sans-serif;\">Assista a estes dois v\u00eddeos de filmagens de drones que recolhemos durante as nossas sa\u00eddas de barco! <a href=\"https:\/\/www.youtube.com\/watch?v=UVRAQiHAhdc\" target=\"_blank\" rel=\"noopener\">Aqui<\/a> e <a href=\"https:\/\/www.youtube.com\/watch?v=jUewrrWhXd8\" target=\"_blank\" rel=\"noopener\">aqui<\/a>.\u00a0<\/span><\/p>\n\n\n<figure class=\"wp-block-video\"><\/figure>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Os drones, tamb\u00e9m conhecidos como ve\u00edculos a\u00e9reos n\u00e3o tripulados,&nbsp;est\u00e3o cada vez mais a ajudar ao avan\u00e7o tecnol\u00f3gico da investiga\u00e7\u00e3o de cet\u00e1ceos. Tradicionalmente, o estudo de cet\u00e1ceos \u00e9 realizado atrav\u00e9s de sa\u00eddas de mar e, por [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":25854,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"give_campaign_id":0,"footnotes":""},"categories":[92],"tags":[],"class_list":["post-19316","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sem-categoria-pt"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>O avan\u00e7o na investiga\u00e7\u00e3o de cet\u00e1ceos com recurso a drones - AIMM<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aimmportugal.org\/pt\/drones-na-investigacao-cetaceos\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"O avan\u00e7o na investiga\u00e7\u00e3o de cet\u00e1ceos com recurso a drones - AIMM\" \/>\n<meta property=\"og:description\" content=\"Os drones, tamb\u00e9m conhecidos como ve\u00edculos a\u00e9reos n\u00e3o tripulados,&nbsp;est\u00e3o cada vez mais a ajudar ao avan\u00e7o tecnol\u00f3gico da investiga\u00e7\u00e3o de cet\u00e1ceos. 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