{"id":8299,"date":"2020-12-02T18:17:16","date_gmt":"2020-12-02T21:17:16","guid":{"rendered":"https:\/\/biologo.com.br\/bio\/?p=8299"},"modified":"2021-06-23T13:37:23","modified_gmt":"2021-06-23T16:37:23","slug":"cade-os-golfinhos","status":"publish","type":"post","link":"https:\/\/biologo.com.br\/bio\/cade-os-golfinhos\/","title":{"rendered":"Cad\u00ea os golfinhos?"},"content":{"rendered":"<p><span style=\"font-size: 14pt; color: #000000;\"><span style=\"color: #3366ff;\"><strong>Cad\u00ea os golfinhos?: <\/strong><span style=\"color: #000000;\">No litoral do Rio de Janeiro, as popula\u00e7\u00f5es de algumas esp\u00e9cies ca\u00edram a menos da metade, enquanto as de baleia aumentaram.<\/span><\/span><\/span><\/p>\n<h2><span style=\"font-family: 'courier new', courier, monospace; font-size: 24pt; color: #000000;\"><strong>Cad\u00ea os golfinhos?<\/strong><\/span><\/h2>\n<p><span style=\"font-size: 8pt; color: #000000;\"><strong>2\/12\/2020<\/strong> ::\u00a0 Por <strong>Gilberto Stam<\/strong>\/Revista Fapesp<\/span><\/p>\n<p><span style=\"color: #000000;\"><span style=\"font-family: georgia, palatino, serif; font-size: 24pt;\"><strong>N<\/strong><\/span>a ba\u00eda de Sepetiba, no sul do estado do Rio de Janeiro, hoje dominada por um polo industrial e tr\u00eas grandes portos, s\u00e3o cada vez mais raros os botos-cinza (<i>Sotalia guianensis<\/i>), mam\u00edferos aqu\u00e1ticos com 2 metros (m) de comprimento, por si s\u00f3 t\u00edmidos e fugidios. <\/span><\/p>\n<figure id=\"attachment_8301\" aria-describedby=\"caption-attachment-8301\" style=\"width: 300px\" class=\"wp-caption alignright\"><a href=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/botos-cinza-Sotalia-guianensis.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"8301\" data-permalink=\"https:\/\/biologo.com.br\/bio\/cade-os-golfinhos\/botos-cinza-sotalia-guianensis\/\" data-orig-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/botos-cinza-Sotalia-guianensis.jpg?fit=631%2C351&amp;ssl=1\" data-orig-size=\"631,351\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"botos-cinza-Sotalia-guianensis\" data-image-description=\"&lt;p&gt;botos-cinza (Sotalia guianensis), mam\u00edferos aqu\u00e1ticos com 2 metros (m) de comprimento, por si s\u00f3 t\u00edmidos e fugidios. Magros e com as costelas aparentes por causa da falta de peixes, agora se comunicam entre si bem menos do que antes em meio ao som dos motores dos navios que encobrem seu assobio. Pode ter restado apenas dois ter\u00e7os dos cerca de mil animais que viviam ali. &lt;\/p&gt;\n&lt;p&gt;\u201cEssa esp\u00e9cie \u00e9 t\u00e3o arisca que indiv\u00edduos capturados por pesquisadores podem se estressar e morrer de ataque card\u00edaco&lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;botos-cinza (Sotalia guianensis). by Instituto Boto Cinza.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/botos-cinza-Sotalia-guianensis.jpg?fit=631%2C351&amp;ssl=1\" class=\"wp-image-8301 size-medium\" src=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/botos-cinza-Sotalia-guianensis.jpg?resize=300%2C167&#038;ssl=1\" alt=\"botos-cinza (Sotalia guianensis) - Cad\u00ea os golfinhos?\" width=\"300\" height=\"167\" srcset=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/botos-cinza-Sotalia-guianensis.jpg?resize=300%2C167&amp;ssl=1 300w, https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/botos-cinza-Sotalia-guianensis.jpg?w=631&amp;ssl=1 631w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-8301\" class=\"wp-caption-text\"><span style=\"font-size: 10pt;\"><em>Sotalia guianensis<\/em><\/span><span style=\"font-size: 8pt;\"><span style=\"font-size: 10pt;\">.<\/span> <span style=\"color: #000000;\">\u00a9 <\/span>Instituto Boto Cinza<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">Magros e com as costelas aparentes por causa da falta de peixes, agora se comunicam entre si bem menos do que antes em meio ao som dos motores dos navios que encobrem seu assobio. Pode ter restado apenas dois ter\u00e7os dos cerca de mil animais que viviam ali.\u00a0<\/span><\/p>\n<ul>\n<li><span style=\"font-size: 14pt; color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/biologo.com.br\/bio\/evolucao-dos-cetaceos\/\">Evolu\u00e7\u00e3o dos Cet\u00e1ceos<\/a><\/span><\/li>\n<li><span style=\"font-size: 14pt; color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/biologo.com.br\/bio\/mamiferos-marinhos\/\">Mam\u00edferos marinhos<\/a><\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">\u201cEssa esp\u00e9cie \u00e9 t\u00e3o arisca que indiv\u00edduos capturados por pesquisadores podem se estressar e morrer de ataque card\u00edaco\u201d, explica o bi\u00f3logo Rodrigo Tardin, das universidades do Estado do Rio de Janeiro (Uerj) e Federal do Rio de Janeiro (UFRJ). Em dezembro de 2019, ele, com sua equipe, publicou um artigo na revista\u00a0<i>Aquatic Conservation\u00a0<\/i>mostrando que, inversamente, na ba\u00eda de Ilha Grande \u2013 vizinha da de Sepetiba e mais preservada \u2013 a popula\u00e7\u00e3o de golfinhos parece estar mais est\u00e1vel, vivendo em grandes grupos.\u00a0<\/span><\/p>\n<figure id=\"attachment_8302\" aria-describedby=\"caption-attachment-8302\" style=\"width: 300px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/Golfinho-de-dentes-rugosos-Steno-bredanensis.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"8302\" data-permalink=\"https:\/\/biologo.com.br\/bio\/cade-os-golfinhos\/golfinho-de-dentes-rugosos-steno-bredanensis\/\" data-orig-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/Golfinho-de-dentes-rugosos-Steno-bredanensis.jpg?fit=631%2C351&amp;ssl=1\" data-orig-size=\"631,351\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Golfinho-de-dentes-rugosos-Steno-bredanensis\" data-image-description=\"&lt;p&gt;Golfinho-de-dentes-rugosos (Steno bredanensis) \u00e9 um cet\u00e1ceo da fam\u00edlia dos delfin\u00eddeos encontrado em \u00e1guas tropicais e temperadas de todos os oceanos.&lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;Golfinho-de-dentes-rugosos (Steno bredanensis).&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/Golfinho-de-dentes-rugosos-Steno-bredanensis.jpg?fit=631%2C351&amp;ssl=1\" class=\"size-medium wp-image-8302\" src=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/Golfinho-de-dentes-rugosos-Steno-bredanensis.jpg?resize=300%2C167&#038;ssl=1\" alt=\"\" width=\"300\" height=\"167\" srcset=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/Golfinho-de-dentes-rugosos-Steno-bredanensis.jpg?resize=300%2C167&amp;ssl=1 300w, https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2020\/12\/Golfinho-de-dentes-rugosos-Steno-bredanensis.jpg?w=631&amp;ssl=1 631w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-8302\" class=\"wp-caption-text\"><span style=\"font-size: 10pt; color: #000000;\"><em>Steno bredanensis<\/em><\/span><\/figcaption><\/figure>\n<h3><span style=\"font-family: 'courier new', courier, monospace; font-size: 12pt; color: #000000;\"><strong>O sil\u00eancio dos golfinhos<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">Ao norte, em frente \u00e0 cidade do Rio de Janeiro, no fundo da polu\u00edda ba\u00eda da Guanabara, vivem cerca de 40 botos-cinza, um d\u00e9cimo da popula\u00e7\u00e3o dessa esp\u00e9cie que frequentava a regi\u00e3o h\u00e1 tr\u00eas d\u00e9cadas, de acordo com estudo da Uerj publicado em 2017 na revista Ecological Indicators. Na entrada da ba\u00eda, sem se misturar com os botos, vivem os golfinhos-de-dentes-rugosos (<em>Steno bredanensis<\/em>), com at\u00e9 2,8 metros de comprimento, que geralmente vivem em \u00e1guas mais profundas, mas, no Brasil, tamb\u00e9m ocorrem em \u00e1guas costeiras.<\/span><\/p>\n<p><span style=\"color: #000000;\"> \u201cIsso facilita bastante a pesquisa sobre seus h\u00e1bitos, ainda pouco conhecidos em \u00e2mbito global\u201d, conta a bi\u00f3loga marinha Liliane Lodi, do Instituto Mar Adentro, que monitora os cet\u00e1ceos das \u00e1guas costeiras da cidade do Rio de Janeiro desde 2011 e publicou um artigo sobre a esp\u00e9cie na revista Journal of the Marine Biological Association of the United Kingdom em maio de 2020.<\/span><\/p>\n<p><span style=\"color: #000000;\">\u201cN\u00e3o h\u00e1 levantamentos nacionais sobre a varia\u00e7\u00e3o de popula\u00e7\u00f5es de golfinhos na costa brasileira, mas a contamina\u00e7\u00e3o e degrada\u00e7\u00e3o ambiental devem estar causando decl\u00ednios populacionais em \u00e1reas afetadas por atividades humanas\u201d, estima o bi\u00f3logo Marcos C\u00e9sar de Oliveira Santos, da Universidade de S\u00e3o Paulo, que estuda a movimenta\u00e7\u00e3o e os h\u00e1bitos de golfinhos e baleias no litoral paulista.<\/span><\/p>\n<h4><span style=\"font-family: 'courier new', courier, monospace; font-size: 12pt;\"><strong><span style=\"color: #000000;\"> Criticamente em perigo<\/span><\/strong><\/span><\/h4>\n<figure id=\"attachment_2655\" aria-describedby=\"caption-attachment-2655\" style=\"width: 300px\" class=\"wp-caption alignright\"><a href=\"https:\/\/biologo.com.br\/bio\/evolucao-dos-cetaceos\/\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2655\" data-permalink=\"https:\/\/biologo.com.br\/bio\/o-litoral-brasileiro\/golfinhos-rotadores\/\" data-orig-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/golfinhos-rotadores.jpg?fit=631%2C351&amp;ssl=1\" data-orig-size=\"631,351\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"golfinhos-rotadores\" data-image-description=\"&lt;p&gt;O Golfinho-rotador (Stenella Longirostris)&lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;O Golfinho-rotador (Stenella Longirostris) by Liisa Havukainen&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/golfinhos-rotadores.jpg?fit=631%2C351&amp;ssl=1\" class=\"wp-image-2655 size-medium\" src=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/golfinhos-rotadores.jpg?resize=300%2C167&#038;ssl=1\" alt=\"Golfinho-rotador - Evolu\u00e7\u00e3o dos Cet\u00e1ceos\" width=\"300\" height=\"167\" srcset=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/golfinhos-rotadores.jpg?resize=300%2C167&amp;ssl=1 300w, https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/golfinhos-rotadores.jpg?w=631&amp;ssl=1 631w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-2655\" class=\"wp-caption-text\"><em><span style=\"font-size: 10pt;\">Stenella longirostris<\/span><\/em><span style=\"font-size: 8pt;\"> <span style=\"color: #000000;\">\u00a9 <\/span>Liisa Havukainen<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">O Livro vermelho da fauna brasileira amea\u00e7ada de extin\u00e7\u00e3o, do Instituto Chico Mendes de Conserva\u00e7\u00e3o da Biodiversidade (ICMBIO), classifica o boto-cinza como esp\u00e9cie vulner\u00e1vel e a toninha (<em>Pontoporia blainvillei<\/em>) como criticamente em perigo. Essa situa\u00e7\u00e3o se deve \u00e0 perda e \u00e0 polui\u00e7\u00e3o dos seus h\u00e1bitats costeiros e da captura acidental em redes de pescadores.<\/span><\/p>\n<p><span style=\"color: #000000;\">As baleias, outros mam\u00edferos marinhos do grupo dos cet\u00e1ceos, est\u00e3o em melhor situa\u00e7\u00e3o. Baleias-jubarte (<i>Megaptera novaeangliae<\/i>) singram com frequ\u00eancia o mar aberto em frente \u00e0 ba\u00eda da Guanabara. \u201cA proibi\u00e7\u00e3o da ca\u00e7a na d\u00e9cada de 1980 permitiu que a popula\u00e7\u00e3o dessa esp\u00e9cie se recuperasse e atingisse os cerca de 20 mil indiv\u00edduos atuais\u201d, afirma Tardin.\u00a0<\/span><\/p>\n<p><span style=\"color: #000000;\">A popula\u00e7\u00e3o da baleia-franca-austral (<i>Eubalaena australis<\/i>) tamb\u00e9m cresceu para 10 mil indiv\u00edduos, depois de chegar perto da extin\u00e7\u00e3o com uma redu\u00e7\u00e3o de 90%. \u201cPor serem predadores, os cet\u00e1ceos ajudam a controlar popula\u00e7\u00f5es de peixes e demais animais aqu\u00e1ticos que poderiam se tornar dominantes e eliminariam outras esp\u00e9cies\u201d, explica Santos. Apesar dos problemas, a costa do Brasil \u00e9 um dos maiores centros de biodiversidade de cet\u00e1ceos do planeta, com 46 das 89 esp\u00e9cies j\u00e1 identificadas.\u00a0<\/span><\/p>\n<h4><span style=\"color: #000000;\"><strong><span style=\"font-family: 'courier new', courier, monospace;\">Guerra e paz<\/span><\/strong><\/span><\/h4>\n<p><span style=\"color: #000000;\">Embora tenham uma vida social elaborada, os golfinhos nem sempre s\u00e3o pac\u00edficos quando se encontram. Pesquisadores observaram que o boto-cinza costuma evitar o nariz-de-garrafa (<i>Tursiops truncatus<\/i>), bem maior, com 4 m de comprimento, que tamb\u00e9m se alimenta em \u00e1guas rasas.<\/span><\/p>\n<blockquote><p><strong><span style=\"color: #ffffff; font-family: 'courier new', courier, monospace; font-size: 12pt;\"> \u201cO boto-cinza geralmente foge, mas se n\u00e3o o fizer rapidamente, o nariz-de-garrafa pode atacar com viol\u00eancia\u201d, diz Santos. Ele estudou essas e mais tr\u00eas esp\u00e9cies de golfinhos que circulam pelo litoral paulista, como relatado em artigo publicado\u00a0em agosto na revista\u00a0<i>PeerJ<\/i>.<\/span><\/strong><\/p><\/blockquote>\n<figure id=\"attachment_2654\" aria-describedby=\"caption-attachment-2654\" style=\"width: 300px\" class=\"wp-caption alignright\"><a href=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/costa-brasileira.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2654\" data-permalink=\"https:\/\/biologo.com.br\/bio\/o-litoral-brasileiro\/costa-brasileira\/\" data-orig-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/costa-brasileira.jpg?fit=631%2C351&amp;ssl=1\" data-orig-size=\"631,351\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"costa-brasileira\" data-image-description=\"&lt;p&gt;O Golfinho-rotador (Stenella Longirostris), ou golfinho-fiandeiro-de-bico-comprido, \u00e9 um golfinho oce\u00e2nico, encontrado especialmente em \u00e1guas tropicais e subtropicais.&lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;O litoral brasileiro&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/costa-brasileira.jpg?fit=631%2C351&amp;ssl=1\" class=\"wp-image-2654 size-medium\" src=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/costa-brasileira.jpg?resize=300%2C167&#038;ssl=1\" alt=\"O litoral brasileiro\" width=\"300\" height=\"167\" srcset=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/costa-brasileira.jpg?resize=300%2C167&amp;ssl=1 300w, https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/07\/costa-brasileira.jpg?w=631&amp;ssl=1 631w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-2654\" class=\"wp-caption-text\"><a href=\"https:\/\/biologo.com.br\/bio\/o-litoral-brasileiro\/\"><span style=\"font-size: 10pt; color: #0000ff;\">O litoral brasileiro<\/span><\/a>. <span style=\"font-size: 10pt;\">Cad\u00ea os golfinhos?<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">Nessas horas, o nariz-de-garrafa pode investir com a lateral do corpo ou com a nadadeira para atingir o oponente. Os dentes s\u00e3o usados sempre que poss\u00edvel para arranhar, criando marcas \u00fanicas na nadadeira dorsal. Esses sinais s\u00e3o usados depois pelos pesquisadores para identificar cada indiv\u00edduo e mapear seu deslocamento. O comportamento belicoso n\u00e3o condiz com a amabilidade fict\u00edcia da esp\u00e9cie retratada pela estrela do filme norte-americano\u00a0<i>Flipper<\/i>, gravado em 1963 e regravado em 1996.<\/span><\/p>\n<p><span style=\"color: #000000;\">Outra esp\u00e9cie, a toninha, vive geralmente em \u00e1guas turvas entre a Argentina e o Esp\u00edrito Santo, segundo Santos. De cor amarronzada e t\u00edmidos, os animais dessa esp\u00e9cie podem ser vistos mais facilmente no litoral norte paulista, uma regi\u00e3o de \u00e1guas mais claras que abriga a maior variedade de cet\u00e1ceos no estado, possivelmente por causa da grande oferta de alimentos e da concentra\u00e7\u00e3o de ilhas. De acordo com o pesquisador, o conhecimento mais aprofundado dos h\u00e1bitos dessa esp\u00e9cies implicaria o uso de gravadores de som funcionando em tempo integral.<\/span><\/p>\n<p><span style=\"font-size: 8pt; color: #000000;\"><strong>Artigos cient\u00edficos<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 8pt; color: #000000;\">AZEVEDO, A. F.\u00a0<em>et al<\/em>.\u00a0<a style=\"color: #000000;\" href=\"http:\/\/dx.doi.org\/10.1016\/j.ecolind.2017.03.045\" target=\"_blank\" rel=\"noopener noreferrer\">The first confirmed decline of a delphinid population from Brazilian waters: 2000\u20132015 abundance of Sotalia guianensis in Guanabara Bay, South-eastern Brazil<\/a>.\u00a0<strong>Ecological Indicators<\/strong>. v. 79, p. 1-10, 6 abr. 2017.<\/span><\/li>\n<li><span style=\"font-size: 8pt; color: #000000;\">FIGUEIREDO, G. C.\u00a0<em>et al<\/em>.\u00a0<a style=\"color: #000000;\" href=\"https:\/\/peerj.com\/articles\/10000\/\" target=\"_blank\" rel=\"noopener noreferrer\">Cetaceans along the southeastern Brazilian coast: Occurrence, distribution and niche inference at local scale<\/a>.\u00a0<strong>PeerJ<\/strong>. v. 8, e10000. 29 ago. 2020.<\/span><\/li>\n<li><span style=\"font-size: 8pt; color: #000000;\">LODI, L.\u00a0<em>et al<\/em>.\u00a0<a style=\"color: #000000;\" href=\"https:\/\/doi.org\/10.1017\/S0025315420000132\" target=\"_blank\" rel=\"noopener noreferrer\">Rough-toothed dolphins (Cetartiodactyla: Delphinidae) habitat use in coastal urban waters of the South-western Atlantic<\/a>.\u00a0<strong>Journal of the Marine Biological Association of the United Kingdom<\/strong>. v. 100, p. 471-9. mar. 2020.<\/span><\/li>\n<\/ul>\n<h4><span style=\"color: #000000; font-family: 'courier new', courier, monospace; font-size: 10pt;\">Fonte: <\/span><span style=\"font-size: 10pt; color: #000000;\"><a style=\"color: #000000;\" title=\"O sil\u00eancio dos golfinhos\" href=\"https:\/\/revistapesquisa.fapesp.br\/o-silencio-dos-golfinhos\/\">O sil\u00eancio dos golfinhos<\/a><\/span><span style=\"font-size: 8pt;\"><span style=\"font-size: 10pt; color: #000000;\">\/<\/span><a style=\"color: #000000;\" href=\"https:\/\/revistapesquisa.fapesp.br\/\" target=\"_blank\" rel=\"noopener noreferrer\"><span style=\"color: #000000;\">Revista Fapesp<\/span><\/a>\u00a0 <a style=\"color: #999999;\" href=\"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/\" target=\"_blank\" rel=\"noopener noreferrer\">CC BY-ND 4.0<\/a><\/span><\/h4>\n","protected":false},"excerpt":{"rendered":"<p>Cad\u00ea os golfinhos?: No litoral do Rio de Janeiro, as popula\u00e7\u00f5es de algumas esp\u00e9cies ca\u00edram a menos da metade, enquanto<\/p>\n","protected":false},"author":1,"featured_media":8302,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"Cad\u00ea os golfinhos?: No litoral do Rio de Janeiro, as popula\u00e7\u00f5es de algumas esp\u00e9cies ca\u00edram a menos da metade, enquanto as de baleia aumentaram.","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[4,135,8,25,9],"tags":[],"class_list":["post-8299","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-biologiamarinha","category-conservacao","category-ecologia","category-mamiferos","category-mastozoologia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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