{"id":11303,"date":"2026-04-29T14:35:29","date_gmt":"2026-04-29T12:35:29","guid":{"rendered":"https:\/\/www.imbe.fr\/?p=11303"},"modified":"2026-04-29T14:36:41","modified_gmt":"2026-04-29T12:36:41","slug":"les-grottes-sous-marines-du-cap-vert-revelent-une-diversite-cachee-deponges","status":"publish","type":"post","link":"https:\/\/www.imbe.fr\/en\/les-grottes-sous-marines-du-cap-vert-revelent-une-diversite-cachee-deponges\/","title":{"rendered":"Underwater caves in Cape Verde reveal a hidden diversity of sponges"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"11303\" class=\"elementor elementor-11303\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f739f93 e-flex e-con-boxed e-con e-parent\" data-id=\"f739f93\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5727479 e-con-full e-flex e-con e-child\" data-id=\"5727479\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-53d289c elementor-widget elementor-widget-text-editor\" data-id=\"53d289c\" 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<div class=\"relative basis-auto flex-col -mb-(--composer-overlap-px) pb-(--composer-overlap-px) [--composer-overlap-px:28px] grow flex\"><div class=\"flex flex-col text-sm\"><section class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:32a3a33f-9786-475e-8385-09d92dfde81b-16\" data-testid=\"conversation-turn-34\" data-scroll-anchor=\"false\" data-turn=\"assistant\"><div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"><div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"><div class=\"flex max-w-full flex-col gap-4 grow\"><div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+&amp;]:mt-1\" dir=\"auto\" tabindex=\"0\" data-message-author-role=\"assistant\" data-message-id=\"7d521086-488d-479c-b7b5-325c30a1d8dd\" data-message-model-slug=\"gpt-5-3-mini\" data-turn-start-message=\"true\"><div class=\"flex w-full flex-col gap-1 empty:hidden\"><div class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"><p data-start=\"215\" data-end=\"511\">Le caract\u00e8re insulaire et l\u2019origine volcanique de l\u2019archipel du Cap-Vert favorisent la formation de grottes sous-marines, habitats privil\u00e9gi\u00e9s des \u00e9ponges de la classe des Homoscleromorpha. Jusqu\u2019\u00e0 r\u00e9cemment, la biodiversit\u00e9 de ces organismes dans l\u2019Atlantique Est tropical \u00e9tait tr\u00e8s mal connue.<\/p><p data-start=\"513\" data-end=\"797\">La campagne oc\u00e9anographique <strong data-start=\"541\" data-end=\"553\">DISCOVER<\/strong> (coord. C. Fauvelot, <a href=\"https:\/\/www.imbe.fr\/fr\/annuaire\/thierry-perez\/\">T. P\u00e9rez<\/a>, L. Bramanti) avait pour objectif de combler ces lacunes. L\u2019exploration cibl\u00e9e des grottes sous-marines a mis en \u00e9vidence une faune particuli\u00e8rement riche, incluant de nombreuses esp\u00e8ces nouvelles pour la science.<\/p><p data-start=\"799\" data-end=\"1189\">Dans un article publi\u00e9 dans le <a href=\"https:\/\/hal.science\/hal-05572422v1\" target=\"_blank\" rel=\"noopener\"><em data-start=\"830\" data-end=\"873\">Zoological Journal of the Linnean Society<\/em><\/a>, une \u00e9quipe internationale (<a href=\"https:\/\/www.imbe.fr\/fr\/annuaire\/clement-cabioch\/\">Cl\u00e9ment Cabioch<\/a>, C\u00e9sar Ruiz, <a href=\"https:\/\/www.imbe.fr\/fr\/annuaire\/marie-grenier\/\">Marie Grenier<\/a>, <a href=\"https:\/\/www.imbe.fr\/fr\/annuaire\/alexander-ereskovskiy\/\">Alexander Ereskovsky<\/a>, Fernando Moraes, C\u00e9cile Fauvelot et <a href=\"https:\/\/www.imbe.fr\/fr\/annuaire\/thierry-perez\/\">Thierry P\u00e9rez<\/a>) met en lumi\u00e8re, gr\u00e2ce \u00e0 une approche de taxonomie int\u00e9grative (morphologie, histologie\/cytologie et g\u00e9n\u00e9tique), une diversit\u00e9 insoup\u00e7onn\u00e9e d\u2019Homoscleromorpha au Cap-Vert.<\/p><p data-start=\"1191\" data-end=\"1353\">Les auteurs d\u00e9crivent <strong data-start=\"1213\" data-end=\"1259\">un nouveau genre et cinq nouvelles esp\u00e8ces<\/strong>, toutes inf\u00e9od\u00e9es aux grottes obscures, et parfois associ\u00e9es \u00e0 des faci\u00e8s tr\u00e8s particuliers :<\/p><ul data-start=\"1355\" data-end=\"1546\"><li data-section-id=\"1oix2nf\" data-start=\"1355\" data-end=\"1385\"><em data-start=\"1357\" data-end=\"1374\">Oscarella antea<\/em> sp. nov.<\/li><li data-section-id=\"opphbn\" data-start=\"1386\" data-end=\"1430\"><em data-start=\"1388\" data-end=\"1409\">Aspiculina malanoba<\/em> gen. nov. sp. nov.<\/li><li data-section-id=\"1y9bfpr\" data-start=\"1431\" data-end=\"1471\"><em data-start=\"1433\" data-end=\"1460\">Plakinastrella fauvelotae<\/em> sp. nov.<\/li><li data-section-id=\"1ubwz2i\" data-start=\"1472\" data-end=\"1510\"><em data-start=\"1474\" data-end=\"1499\">Plakinastrella freitasi<\/em> sp. nov.<\/li><li data-section-id=\"1nj0k34\" data-start=\"1511\" data-end=\"1546\"><em data-start=\"1513\" data-end=\"1537\">Plakinastrella cachupa<\/em> sp. nov.<\/li><\/ul><p>\u00a0<\/p><p data-start=\"1548\" data-end=\"1806\">La derni\u00e8re esp\u00e8ce a \u00e9t\u00e9 identifi\u00e9e \u00e0 partir de sp\u00e9cimens historiques conserv\u00e9s au Mus\u00e9e Naturalis (Leiden), initialement attribu\u00e9s par erreur \u00e0 <em data-start=\"1693\" data-end=\"1705\">P. simplex<\/em> et <em data-start=\"1709\" data-end=\"1723\">P. monolopha<\/em>. Ces r\u00e9sultats remettent ainsi en question la pr\u00e9sence de ces esp\u00e8ces au Cap-Vert.<\/p><p data-start=\"1808\" data-end=\"1987\"><strong>Au-del\u00e0 de ces d\u00e9couvertes, cette \u00e9tude souligne l\u2019importance de la taxonomie int\u00e9grative pour r\u00e9v\u00e9ler la diversit\u00e9 r\u00e9elle des \u00e9ponges et mieux comprendre leur histoire \u00e9volutive.<\/strong><\/p><\/div><\/div><\/div><\/div><\/div><\/div><\/section><\/div><\/div>\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-1dc0751 elementor-widget elementor-widget-image\" data-id=\"1dc0751\" 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=\"800\" height=\"534\" src=\"https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/04\/clement-1-1024x683.jpg\" class=\"attachment-large size-large wp-image-11305\" alt=\"\" srcset=\"https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/04\/clement-1-1024x683.jpg 1024w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/04\/clement-1-300x200.jpg 300w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/04\/clement-1-768x512.jpg 768w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/04\/clement-1-1536x1024.jpg 1536w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/04\/clement-1-scaled.jpg 2048w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/04\/clement-1-18x12.jpg 18w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/04\/clement-1-1320x880.jpg 1320w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Le caract\u00e8re insulaire et l\u2019origine volcanique de l\u2019archipel du Cap-Vert favorisent la formation de grottes sous-marines, habitats privil\u00e9gi\u00e9s des \u00e9ponges de la classe des Homoscleromorpha. Jusqu\u2019\u00e0 r\u00e9cemment, la biodiversit\u00e9 de [&hellip;]<\/p>\n","protected":false},"author":300,"featured_media":11309,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-11303","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-publication"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/posts\/11303","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/users\/300"}],"replies":[{"embeddable":true,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/comments?post=11303"}],"version-history":[{"count":8,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/posts\/11303\/revisions"}],"predecessor-version":[{"id":11313,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/posts\/11303\/revisions\/11313"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/media\/11309"}],"wp:attachment":[{"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/media?parent=11303"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/categories?post=11303"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/tags?post=11303"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}