{"id":6691,"date":"2022-06-24T14:29:02","date_gmt":"2022-06-24T12:29:02","guid":{"rendered":"https:\/\/www.caribaea.org\/?p=6691"},"modified":"2022-07-01T10:40:03","modified_gmt":"2022-07-01T08:40:03","slug":"6691","status":"publish","type":"post","link":"https:\/\/www.caribaea.org\/fr\/6691\/","title":{"rendered":"Une approche par paysage sonore pour mieux connaitre une grenouille cubaine tr\u00e8s menac\u00e9e"},"content":{"rendered":"<p><strong>L&rsquo;archipel cubain abrite plus de 70 esp\u00e8ces de grenouilles et de crapauds, dont la grande majorit\u00e9 est end\u00e9mique. Cette biodiversit\u00e9 est malheureusement menac\u00e9e, comme environ 80% des amphibiens pr\u00e9sents sur l&rsquo;\u00eele. Parmi eux, la grenouille cubaine <em>Eleutherodactylus bartonsmithi<\/em>, consid\u00e9r\u00e9e comme en danger critique d&rsquo;extinction, ne se retrouve que dans une aire de r\u00e9partition extr\u00eamement restreinte, limit\u00e9e aux environs du canyon de la rivi\u00e8re Yumur\u00ed, \u00e0 l&rsquo;est de Cuba. La biologie, l&rsquo;\u00e9cologie et l&rsquo;\u00e9tat de conservation de cette esp\u00e8ce sont \u00e0 l\u2019heure actuelle toujours m\u00e9connus.<\/strong><!--more--><\/p>\n<p>Bien que cette esp\u00e8ce se trouve dans des zones prot\u00e9g\u00e9es (<em>Protected Landscape Mais\u00ed-Yumur\u00ed<\/em> et <em>Outstanding Natural Element Ca\u00f1\u00f3n del Yumur\u00ed<\/em>), les modifications de son habitat pourraient repr\u00e9senter une menace majeure pour sa survie. En octobre 2016, la r\u00e9gion a \u00e9t\u00e9 gravement touch\u00e9e par l&rsquo;ouragan Matthew. Les travaux de reconstruction qui ont suivi ont grandement affect\u00e9 le paysage, notamment avec la construction d&rsquo;une route de 4,5 km dans la for\u00eat pour relier Baracoa et Sabana \u00e0 travers le canyon de Yumur\u00ed. Les effets de ces activit\u00e9s anthropiques sur les populations de l&rsquo;esp\u00e8ce restent encore inconnus.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"162\" class=\"alignleft size-medium wp-image-6688\" src=\"https:\/\/www.caribaea.org\/wp-content\/uploads\/2022\/06\/E_bartonsmithi-300x162.jpg\" alt=\"\" srcset=\"https:\/\/www.caribaea.org\/wp-content\/uploads\/2022\/06\/E_bartonsmithi-300x162.jpg 300w, https:\/\/www.caribaea.org\/wp-content\/uploads\/2022\/06\/E_bartonsmithi-1024x554.jpg 1024w, https:\/\/www.caribaea.org\/wp-content\/uploads\/2022\/06\/E_bartonsmithi-768x416.jpg 768w, https:\/\/www.caribaea.org\/wp-content\/uploads\/2022\/06\/E_bartonsmithi-1536x831.jpg 1536w, https:\/\/www.caribaea.org\/wp-content\/uploads\/2022\/06\/E_bartonsmithi-958x518.jpg 958w, https:\/\/www.caribaea.org\/wp-content\/uploads\/2022\/06\/E_bartonsmithi.jpg 1547w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/>Pour \u00e9valuer l&rsquo;\u00e9tat de conservation de l&rsquo;esp\u00e8ce et mieux comprendre les cons\u00e9quences des r\u00e9centes perturbations naturelles et anthropiques, Mariam Curbelo Cruz, jeune chercheuse cubaine, a men\u00e9 un projet de recherche sur le terrain. Titulaire d&rsquo;une licence en biologie de l&rsquo;Universit\u00e9 de La Havane, Mariam a b\u00e9n\u00e9fici\u00e9 du soutien financier de l&rsquo;Ambassade de France \u00e0 Cuba et du soutien de l&rsquo;ONG Caribaea Initiative pour poursuivre ses \u00e9tudes \u00e0 Dijon (France), dans le master \u00ab\u00a0\u00c9cologie comportementale et gestion de la faune\u00a0sauvage \u00bb (BEWM). Ses recherches sur la grenouille cubaine s\u2019inscrivent dans ce cadre et lui permettront, apr\u00e8s sa soutenance, d\u2019obtenir son master.<\/p>\n<p>Au cours de ce projet de recherche, elle a travaill\u00e9 sur la mise en place, sur le terrain, d&rsquo;une m\u00e9thode d\u2019\u00e9tude par paysage sonore, une approche non invasive et innovante permettant de caract\u00e9riser l&rsquo;habitat et la dynamique des populations de la grenouille.<\/p>\n<p>Le suivi acoustique a \u00e9t\u00e9 effectu\u00e9 pendant les mois les plus humides de la r\u00e9gion, lorsque les individus de l\u2019esp\u00e8ces forment des ch\u0153urs audibles. \u00c0 l&rsquo;aide d&rsquo;enregistreurs, le paysage sonore a \u00e9t\u00e9 recueilli simultan\u00e9ment dans six zones pr\u00e9sentant diff\u00e9rents niveaux de perturbation anthropique. Des indices acoustiques compl\u00e9mentaires ont \u00e9t\u00e9 calcul\u00e9s pour comparer la variabilit\u00e9 du paysage sonore entre les sites, les mois et les heures de la journ\u00e9e, en relation avec la pr\u00e9sence, l&rsquo;abondance et l&rsquo;activit\u00e9 d<em>&lsquo;E. bartonsmithi<\/em>. La configuration du paysage sonore est actuellement en cours d\u2019analyse afin d\u2019\u00e9valuer les impacts de la modification de l&rsquo;habitat sur le comportement, la distribution et l&rsquo;abondance d&rsquo;<em>E. bartonsmithi<\/em>, et pour mieux comprendre l&rsquo;\u00e9tat de conservation de l&rsquo;esp\u00e8ce.<\/p>\n<p>Mariam, qui termine actuellement son projet, pourra publier les r\u00e9sultats de ses recherches au cours des prochains mois dans une revue scientifique.<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/www.caribaea.org\/wp-content\/uploads\/2022\/03\/Projet_Mariam_Curbelo_FR.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">Pour en savoir plus sur le projet, acc\u00e9dez \u00e0 sa fiche PDF<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;archipel cubain abrite plus de 70 esp\u00e8ces de grenouilles et de crapauds, dont la grande majorit\u00e9 est end\u00e9mique. Cette biodiversit\u00e9 est malheureusement menac\u00e9e, comme environ 80% des amphibiens pr\u00e9sents sur l&rsquo;\u00eele. Parmi eux, la grenouille cubaine Eleutherodactylus bartonsmithi, consid\u00e9r\u00e9e comme en danger critique d&rsquo;extinction, ne se retrouve que dans une aire de r\u00e9partition extr\u00eamement restreinte, [&hellip;]<\/p>\n","protected":false},"author":34,"featured_media":6685,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6691","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classifiee"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Une approche par paysage sonore pour mieux connaitre une grenouille cubaine tr\u00e8s menac\u00e9e - Caribaea Initiative<\/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:\/\/www.caribaea.org\/en\/a-soundscape-approach-to-learn-more-about-a-critically-endangered-cuban-frog\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Une approche par paysage sonore pour mieux connaitre une grenouille cubaine tr\u00e8s menac\u00e9e - Caribaea Initiative\" \/>\n<meta property=\"og:description\" content=\"L&rsquo;archipel cubain abrite plus de 70 esp\u00e8ces de grenouilles et de crapauds, dont la grande majorit\u00e9 est end\u00e9mique. Cette biodiversit\u00e9 est malheureusement menac\u00e9e, comme environ 80% des amphibiens pr\u00e9sents sur l&rsquo;\u00eele. Parmi eux, la grenouille cubaine Eleutherodactylus bartonsmithi, consid\u00e9r\u00e9e comme en danger critique d&rsquo;extinction, ne se retrouve que dans une aire de r\u00e9partition extr\u00eamement restreinte, [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.caribaea.org\/en\/a-soundscape-approach-to-learn-more-about-a-critically-endangered-cuban-frog\/\" \/>\n<meta property=\"og:site_name\" content=\"Caribaea Initiative\" \/>\n<meta property=\"article:published_time\" content=\"2022-06-24T12:29:02+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-07-01T08:40:03+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.caribaea.org\/wp-content\/uploads\/2022\/06\/Canyon_rio_Yumuri.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1547\" \/>\n\t<meta property=\"og:image:height\" content=\"837\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Sophie Labaude\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sophie Labaude\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.caribaea.org\/en\/a-soundscape-approach-to-learn-more-about-a-critically-endangered-cuban-frog\/\",\"url\":\"https:\/\/www.caribaea.org\/en\/a-soundscape-approach-to-learn-more-about-a-critically-endangered-cuban-frog\/\",\"name\":\"Une approche par paysage sonore pour mieux connaitre une grenouille cubaine tr\u00e8s menac\u00e9e - 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