{"id":4236,"date":"2024-11-21T18:02:40","date_gmt":"2024-11-21T23:02:40","guid":{"rendered":"https:\/\/sargassummonitoring.com\/?p=4236"},"modified":"2025-05-25T10:31:47","modified_gmt":"2025-05-25T14:31:47","slug":"2025-toward-a-new-sargassum-crisis-in-mexico","status":"publish","type":"post","link":"https:\/\/sargassummonitoring.com\/fr\/2025-toward-a-new-sargassum-crisis-in-mexico\/","title":{"rendered":"2025 : Vers une Nouvelle Crise des Sargasses au Mexique ?"},"content":{"rendered":"<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8448343880170654\"\n     crossorigin=\"anonymous\"><\/script>\n<ins class=\"adsbygoogle\"\n     style=\"display:block; text-align:center;\"\n     data-ad-layout=\"in-article\"\n     data-ad-format=\"fluid\"\n     data-ad-client=\"ca-pub-8448343880170654\"\n     data-ad-slot=\"3026197241\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2048\" height=\"1152\" src=\"https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-1.webp\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" style=\"object-fit:cover;\" srcset=\"https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-1.webp 2048w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-1-300x169.webp 300w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-1-1024x576.webp 1024w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-1-768x432.webp 768w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-1-1536x864.webp 1536w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-1-18x10.webp 18w\" sizes=\"auto, (max-width: 2048px) 100vw, 2048px\" \/><\/figure>\n\n\n<div style=\"height:58px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Puerto Morelos, Quintana Roo.<\/strong><\/p>\n\n\n\n<p>Les plages du Mexique, joyaux naturels pris\u00e9s par des millions de visiteurs, font face \u00e0 une menace croissante : les sargasses. Cette macroalgue, qui s\u2019accumule chaque ann\u00e9e sur les c\u00f4tes du Caribe Mexicain, pourrait atteindre en 2025 des niveaux jamais vus depuis la crise de 2015. Une alerte lanc\u00e9e par Brigitta Ine Van Tussenbroek, chercheuse \u00e0 la t\u00eate de la \u00ab Unit\u00e9 Acad\u00e9mique des Syst\u00e8mes R\u00e9cifaux de Puerto Morelos \u00bb, met en lumi\u00e8re les d\u00e9fis \u00e9cologiques \u00e0 venir.<\/p>\n\n\n\n<p>\u00ab Depuis 2011, les arrivages massifs de sargasses \u00e9rodent nos plages et d\u00e9truisent des \u00e9cosyst\u00e8mes essentiels. En 2025, si rien n\u2019est fait, nous d\u00e9passerons les chiffres critiques de 2015 \u00bb pr\u00e9vient-elle.<\/p>\n\n\n\n<p><strong>Des plages en p\u00e9ril<\/strong><\/p>\n\n\n\n<p>Dans des sites embl\u00e9matiques comme Puerto Morelos et le mirador de Nizuc, les plages ont d\u00e9j\u00e0 perdu entre 10 et 20 m\u00e8tres de sable. La raison ? Les sargasses, en se d\u00e9posant sur les c\u00f4tes, forment une barri\u00e8re semblable \u00e0 un mur de contention, provoquant un choc amplifi\u00e9 des vagues qui acc\u00e9l\u00e8re l\u2019\u00e9rosion.<\/p>\n\n\n\n<p>Mais ce n\u2019est pas tout. En se d\u00e9composant, ces algues \u00e9touffent les prairies sous-marines. Ces derni\u00e8res, pourtant essentielles, stabilisent les plages et permettent le retour du sable gr\u00e2ce \u00e0 une dynamique naturelle. Leur disparition contribue \u00e0 une perte irr\u00e9versible du littoral.<\/p>\n\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8448343880170654\"\n     crossorigin=\"anonymous\"><\/script>\n<ins class=\"adsbygoogle\"\n     style=\"display:block; text-align:center;\"\n     data-ad-layout=\"in-article\"\n     data-ad-format=\"fluid\"\n     data-ad-client=\"ca-pub-8448343880170654\"\n     data-ad-slot=\"3026197241\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n\n<p><strong>Un impact \u00e9cologique irr\u00e9versible<\/strong><\/p>\n\n\n\n<p>Les r\u00e9cifs coralliens, d\u00e9j\u00e0 fragilis\u00e9s par le r\u00e9chauffement climatique et l'activit\u00e9 humaine, subissent eux aussi l'assaut des sargasses. Depuis 2015, jusqu\u2019\u00e0 70 % des coraux du Caribe Mexicain ont \u00e9t\u00e9 endommag\u00e9s. Ces r\u00e9cifs, v\u00e9ritables boucliers naturels, dissipent l\u2019\u00e9nergie des vagues. Leur d\u00e9clin laisse les c\u00f4tes vuln\u00e9rables, exposant les plages aux temp\u00eates et aux ouragans avec une intensit\u00e9 croissante.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-2-1024x768.webp\" alt=\"\" class=\"wp-image-4240\" srcset=\"https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-2-1024x768.webp 1024w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-2-300x225.webp 300w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-2-768x576.webp 768w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-2-1536x1152.webp 1536w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-2-16x12.webp 16w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-2.webp 1548w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u00ab La perte des coraux et des prairies sous-marines est dramatique. Ces \u00e9cosyst\u00e8mes jouent un r\u00f4le cl\u00e9 dans la protection de nos plages et abritent une biodiversit\u00e9 exceptionnelle \u00bb explique Van Tussenbroek.<\/p>\n\n\n\n<p><strong>Des efforts insuffisants en 2024<\/strong><\/p>\n\n\n\n<p>Cette ann\u00e9e, gr\u00e2ce au ph\u00e9nom\u00e8ne El Ni\u00f1o, l\u2019arriv\u00e9e des sargasses a \u00e9t\u00e9 limit\u00e9e. Toutefois, des observations satellitaires montrent de grandes accumulations dans l\u2019Atlantique, pr\u00eates \u00e0 p\u00e9n\u00e9trer dans la mer des Cara\u00efbes. En 2024, 125 millions de pesos ont \u00e9t\u00e9 investis au Quintana Roo pour collecter 37 000 tonnes d\u2019algues, mobilisant 300 marins, des navires sp\u00e9cialis\u00e9s et des barri\u00e8res de contention.<\/p>\n\n\n\n<p>Malgr\u00e9 ces efforts, les sp\u00e9cialistes appellent \u00e0 une approche plus proactive et durable.<\/p>\n\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8448343880170654\"\n     crossorigin=\"anonymous\"><\/script>\n<ins class=\"adsbygoogle\"\n     style=\"display:block; text-align:center;\"\n     data-ad-layout=\"in-article\"\n     data-ad-format=\"fluid\"\n     data-ad-client=\"ca-pub-8448343880170654\"\n     data-ad-slot=\"3026197241\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n\n<p><strong>Vers un avenir incertain<\/strong><\/p>\n\n\n\n<p>Le d\u00e9fi est immense. Si le ph\u00e9nom\u00e8ne La Ni\u00f1a se manifeste en 2025, les experts pr\u00e9disent une arriv\u00e9e massive de sargasses. Cela entra\u00eenerait non seulement des dommages \u00e9cologiques, mais aussi des cons\u00e9quences \u00e9conomiques pour une r\u00e9gion d\u00e9pendante du tourisme baln\u00e9aire.<\/p>\n\n\n\n<p>\u00ab Nous devons surveiller, mesurer et agir intelligemment. Si nous ne r\u00e9introduisons pas les prairies sous-marines, si nous ne g\u00e9rons pas mieux les sargasses, nos plages pourraient dispara\u00eetre \u00bb insiste Van Tussenbroek.<\/p>\n\n\n\n<p>Face \u00e0 l\u2019urgence, chercheurs et autorit\u00e9s appellent \u00e0 la mobilisation collective. Prot\u00e9ger les plages et les \u00e9cosyst\u00e8mes marins du Mexique n\u2019est plus une option, mais une n\u00e9cessit\u00e9 pour pr\u00e9server un h\u00e9ritage naturel unique.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"720\" src=\"https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-3.webp\" alt=\"\" class=\"wp-image-4241\" srcset=\"https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-3.webp 960w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-3-300x225.webp 300w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-3-768x576.webp 768w, https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-3-16x12.webp 16w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p><strong>L'utilit\u00e9 de la participation citoyenne n'est plus \u00e0 d\u00e9montrer<\/strong><\/p>\n\n\n\n<p>Depuis 2018 Sargassum Monitoring\u00ae encourage les vacances utiles. Touristes et riverains des zones impact\u00e9es:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Partagez r\u00e9guli\u00e8rement avec nous vos photos de plage avec sargasses.<\/li>\n\n\n\n<li>T\u00e9moignez de la gestion des sargasses sur votre plage.<\/li>\n\n\n\n<li>Rejoignez Sargassum Monitoring\u00ae, organisation \u00e0 but non-lucratif, n*1 de Science Citoyenne Sargasses !<\/li>\n<\/ul>\n\n\n\n<p><strong>ENVOYEZ VOS PHOTOS SUR NOS RESEAUX SOCIAUX !<\/strong><\/p>\n\n\n\n<p>Vous \u00eates la science citoyenne, vos t\u00e9moignages font r\u00e9ellement avancer la science et les technologies. Pour pr\u00e9server efficacement notre environnement nous mettons tout en \u0153uvre pour une plus grande mobilisation. Tr\u00e8s bient\u00f4t un nouvel outil sera \u00e0 votre disposition pour vous faciliter la t\u00e2che.<\/p>\n\n\n\n<p>Merci d\u2019avance,<br>L\u2019\u00e9quipe Sargassum Monitoring\u00ae, des experts b\u00e9n\u00e9voles \u00e0 votre service.<\/p>\n\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-8448343880170654\"\n     crossorigin=\"anonymous\"><\/script>\n<ins class=\"adsbygoogle\"\n     style=\"display:block; text-align:center;\"\n     data-ad-layout=\"in-article\"\n     data-ad-format=\"fluid\"\n     data-ad-client=\"ca-pub-8448343880170654\"\n     data-ad-slot=\"3026197241\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>","protected":false},"excerpt":{"rendered":"<p>Puerto Morelos, Quintana Roo. The beaches of Mexico, natural treasures cherished by millions of visitors, are facing a growing threat: sargassum. This macroalgae, which accumulates annually along the shores of the Mexican Caribbean, could reach levels in 2025 not seen since the critical crisis of 2015. This warning, issued by Brigitta Ine Van Tussenbroek, head [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4239,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[3],"tags":[],"class_list":["post-4236","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>2025: Toward a New Sargassum Crisis in Mexico ? - Sargassum Monitoring<\/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:\/\/sargassummonitoring.com\/fr\/2025-toward-a-new-sargassum-crisis-in-mexico\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2025: Toward a New Sargassum Crisis in Mexico ? - Sargassum Monitoring\" \/>\n<meta property=\"og:description\" content=\"Puerto Morelos, Quintana Roo. The beaches of Mexico, natural treasures cherished by millions of visitors, are facing a growing threat: sargassum. This macroalgae, which accumulates annually along the shores of the Mexican Caribbean, could reach levels in 2025 not seen since the critical crisis of 2015. This warning, issued by Brigitta Ine Van Tussenbroek, head [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sargassummonitoring.com\/fr\/2025-toward-a-new-sargassum-crisis-in-mexico\/\" \/>\n<meta property=\"og:site_name\" content=\"Sargassum Monitoring\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/groups\/sargassummonitoring\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-21T23:02:40+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-25T14:31:47+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-1.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"2048\" \/>\n\t<meta property=\"og:image:height\" content=\"1152\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Christine J.\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SargaMonitoring\" \/>\n<meta name=\"twitter:site\" content=\"@SargaMonitoring\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Christine J.\" \/>\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\":\"Article\",\"@id\":\"https:\/\/sargassummonitoring.com\/en\/2025-toward-a-new-sargassum-crisis-in-mexico\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/sargassummonitoring.com\/en\/2025-toward-a-new-sargassum-crisis-in-mexico\/\"},\"author\":{\"name\":\"Christine J.\",\"@id\":\"https:\/\/sargassummonitoring.com\/en\/#\/schema\/person\/1490918562b7f4b23593509b974b7215\"},\"headline\":\"2025: Toward a New Sargassum Crisis in Mexico ?\",\"datePublished\":\"2024-11-21T23:02:40+00:00\",\"dateModified\":\"2025-05-25T14:31:47+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/sargassummonitoring.com\/en\/2025-toward-a-new-sargassum-crisis-in-mexico\/\"},\"wordCount\":528,\"publisher\":{\"@id\":\"https:\/\/sargassummonitoring.com\/en\/#organization\"},\"image\":{\"@id\":\"https:\/\/sargassummonitoring.com\/en\/2025-toward-a-new-sargassum-crisis-in-mexico\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/sargassummonitoring.com\/wp-content\/uploads\/2024\/11\/sargassum-monitoring-monitoreo-sargazo-surveillance-sargasse-erosion-forecast-prevision-pronosticos-mexico-1.webp\",\"articleSection\":[\"News\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/sargassummonitoring.com\/en\/2025-toward-a-new-sargassum-crisis-in-mexico\/\",\"url\":\"https:\/\/sargassummonitoring.com\/en\/2025-toward-a-new-sargassum-crisis-in-mexico\/\",\"name\":\"2025: Toward a New Sargassum Crisis in Mexico ? 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