{"id":32748,"date":"2026-06-18T00:14:20","date_gmt":"2026-06-18T04:14:20","guid":{"rendered":"https:\/\/cbf-trubudget.com\/?p=32748"},"modified":"2026-06-18T00:14:20","modified_gmt":"2026-06-18T04:14:20","slug":"resilience-in-nature","status":"publish","type":"post","link":"https:\/\/caribbeanbiodiversityfund.org\/fr\/resilience-in-nature\/","title":{"rendered":"La r\u00e9silience dans la nature"},"content":{"rendered":"<p><strong>Un programme de surveillance des r\u00e9cifs coralliens de quatre ans \u00e0 Punta Cana a d\u00e9tect\u00e9 la perte de <em>M\u00e9andrine m\u00e9andrites<\/em> suite \u00e0 l&#039;arriv\u00e9e de la maladie de perte de tissu des coraux durs (SCTLD) en 2022. Apr\u00e8s deux ans, des recrues sexuelles de cette esp\u00e8ce ont \u00e9t\u00e9 observ\u00e9es sur le r\u00e9cif.<\/strong><\/p>\n<figure id=\"attachment_16502\" aria-describedby=\"caption-attachment-16502\" style=\"width: 800px\" class=\"wp-caption alignnone\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-large wp-image-16502\" src=\"https:\/\/caribbeanbiodiversityfund.org\/wp-content\/uploads\/2026\/05\/1.-Diver-monitoring-the-reef-for-coral-disease.-Photographer_-Lizeth-Cruz-1024x683.webp\" alt=\"\" width=\"800\" height=\"534\" \/><figcaption id=\"caption-attachment-16502\" class=\"wp-caption-text\">Plongeuse surveillant le r\u00e9cif pour d\u00e9tecter les maladies coralliennes. Cr\u00e9dit photo\u00a0: Lizeth Cruz.<\/figcaption><\/figure>\n<p>Un suivi trimestriel de trois r\u00e9cifs \u00e0 Punta Cana a d\u00e9but\u00e9 en avril 2021 et se poursuit encore aujourd&#039;hui. Notre \u00e9quipe a d\u00e9tect\u00e9 des changements chez les coraux scl\u00e9ractiniaires, li\u00e9s \u00e0 des maladies et \u00e0 des \u00e9pisodes de blanchissement, dans le cadre d&#039;un programme de surveillance au sein du sanctuaire marin des r\u00e9cifs du Sud-Est. Gr\u00e2ce \u00e0 ce suivi, nous avons pu observer la maladie de d\u00e9p\u00e9rissement des tissus des coraux scl\u00e9ractiniaires (SCTLD), constat\u00e9e pour la premi\u00e8re fois dans la r\u00e9gion en ao\u00fbt 2022 et active jusqu&#039;en juillet 2024.<\/p>\n<p>Les esp\u00e8ces les plus touch\u00e9es \u00e9taient <em>Dendrogyra cylindrus<\/em>, <em>M\u00e9andrine m\u00e9andrites<\/em>, <em>Orbicella<\/em> spp., <em>Eusmilia fastigiata<\/em>, <em>Montastraea cavernosa<\/em>, et <em>Dichocoenia stokesii<\/em>. Au moment du contr\u00f4le, tous <em>M. m\u00e9andrites<\/em> On a observ\u00e9 qu&#039;ils \u00e9taient morts et tous <em>D. cylindrus<\/em> pr\u00e9sentait des signes actifs de SCTLD.<\/p>\n<figure id=\"attachment_16503\" aria-describedby=\"caption-attachment-16503\" style=\"width: 800px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-large wp-image-16503\" src=\"https:\/\/caribbeanbiodiversityfund.org\/wp-content\/uploads\/2026\/05\/2.-Meandrina-meandrites-with-signs-of-SCTLD_Photographer_-Rebecca-Garcia-Camps-1024x683.webp\" alt=\"\" width=\"800\" height=\"534\" \/><figcaption id=\"caption-attachment-16503\" class=\"wp-caption-text\">Meandrina meandrites pr\u00e9sentant des signes de la maladie de perte de tissu des coraux scl\u00e9ractiniaires (SCTLD). Cr\u00e9dit photo\u00a0: Rebecca Garcia-Camps.<\/figcaption><\/figure>\n<p>La maladie a \u00e9t\u00e9 la plus active d&#039;ao\u00fbt 2022 \u00e0 mars 2023, avec un pourcentage de SCTLD bas\u00e9 sur la couverture de corail scl\u00e9ractiniaire dans trois \u00e9v\u00e9nements de surveillance enregistr\u00e9s \u00e0 9,3%, 7,2% et 1,7%.<\/p>\n<p>Apr\u00e8s surveillance, aucun <em>M. m\u00e9andrites<\/em> Des individus ont \u00e9t\u00e9 trouv\u00e9s sur le r\u00e9cif jusqu&#039;\u00e0 notre derni\u00e8re \u00e9tude en octobre 2025, au cours de laquelle deux recrues ont \u00e9t\u00e9 observ\u00e9es. Nous en avons \u00e9galement identifi\u00e9 trois. <em>D. cylindrus<\/em> Les colonies sont encore vivantes mais pr\u00e9sentent des signes de SCTLD.<\/p>\n<p>Quatre ann\u00e9es de suivi et plus de quinze enqu\u00eates nous ont permis d&#039;observer des tendances et de mieux comprendre quelles esp\u00e8ces sont touch\u00e9es et \u00e0 quel moment. <em>M. m\u00e9andrites<\/em> Il a \u00e9t\u00e9 d\u00e9montr\u00e9 que le r\u00e9tablissement prend du temps. La disparition locale ne signifie pas l&#039;extinction, car des individus peuvent reconstituer les populations.<\/p>\n<figure id=\"attachment_16505\" aria-describedby=\"caption-attachment-16505\" style=\"width: 800px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-large wp-image-16505\" src=\"https:\/\/caribbeanbiodiversityfund.org\/wp-content\/uploads\/2026\/05\/4.-Recruit-of-M.-meandrites-observed-in-2025-two-years-after-SCTLD.-Photographer_-Rebecca-Garcia-Camps-1024x768.webp\" alt=\"\" width=\"800\" height=\"600\" \/><figcaption id=\"caption-attachment-16505\" class=\"wp-caption-text\">Recrutement de M. meandrites observ\u00e9 en 2025, deux ans apr\u00e8s SCTLD. Cr\u00e9dit photo\u00a0: Rebecca Garcia-Camps.<\/figcaption><\/figure>\n<p>\u00c0 partir de ces donn\u00e9es, nous avons adapt\u00e9 notre plan de restauration afin de cibler les esp\u00e8ces en d\u00e9clin rapide. Notre prochaine \u00e9tape consiste \u00e0 obtenir quelques <em>E. fastigiata<\/em> colonies pour tester la reproduction en laboratoire \u00e0 partir de larves planula.<\/p>\n<p>La SCTLD est la maladie qui a entra\u00een\u00e9 la plus forte augmentation du nombre d&#039;esp\u00e8ces touch\u00e9es. Nous collaborons avec le laboratoire Bhattacharya de l&#039;universit\u00e9 Rutgers afin de mieux comprendre son m\u00e9canisme d&#039;action.<\/p>\n<p>Vous pouvez en savoir plus ici\u00a0:<br \/>\n<a href=\"https:\/\/doi.org\/10.1093\/ismeco\/ycaf226\" target=\"_blank\" rel=\"noopener\">https:\/\/doi.org\/10.1093\/ismeco\/ycaf226<\/a><br \/>\n<a href=\"https:\/\/doi.org\/10.1101\/2025.06.19.660612\" target=\"_blank\" rel=\"noopener\">https:\/\/doi.org\/10.1101\/2025.06.19.660612<\/a><\/p>\n<p>Informations compl\u00e9mentaires et soutien \u00e0 la restauration des coraux\u00a0:<br \/>\n<a href=\"https:\/\/www.globalgiving.org\/projects\/coralsforclimate\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.globalgiving.org\/projects\/coralsforclimate\/<\/a><\/p>\n<p><em>Les opinions exprim\u00e9es dans ces articles sont donn\u00e9es \u00e0 titre informatif seulement et ne repr\u00e9sentent pas la position officielle du Fonds pour la biodiversit\u00e9 des Cara\u00efbes ni de ses partenaires.<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>A four-year reef-monitoring program in Punta Cana detected the loss of Meandrina meandrites following the arrival of Stony Coral Tissue Loss Disease (SCTLD) in 2022. After two years, sexual recruits [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":32749,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"_tribe_blocks_recurrence_rules":"","_tribe_blocks_recurrence_description":"","_tribe_blocks_recurrence_exclusions":"","footnotes":""},"categories":[351],"tags":[],"class_list":["post-32748","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cchf","entry"],"acf":[],"authors":[],"_links":{"self":[{"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/posts\/32748","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/comments?post=32748"}],"version-history":[{"count":1,"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/posts\/32748\/revisions"}],"predecessor-version":[{"id":32761,"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/posts\/32748\/revisions\/32761"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/media\/32749"}],"wp:attachment":[{"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/media?parent=32748"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/categories?post=32748"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/caribbeanbiodiversityfund.org\/fr\/wp-json\/wp\/v2\/tags?post=32748"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}