{"id":29567,"date":"2026-09-13T22:19:24","date_gmt":"2026-09-13T20:19:24","guid":{"rendered":"https:\/\/www.mio.osupytheas.fr\/?p=29567"},"modified":"2026-09-13T22:24:18","modified_gmt":"2026-09-13T20:24:18","slug":"le-vvp-a-la-chasse-aux-solitons","status":"publish","type":"post","link":"https:\/\/www.mio.osupytheas.fr\/fr\/le-vvp-a-la-chasse-aux-solitons\/","title":{"rendered":"Le VVP \u00e0 la chasse aux solitons"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"29567\" class=\"elementor elementor-29567\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4ce709 e-flex e-con-boxed e-con e-parent\" data-id=\"f4ce709\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e43d17c elementor-widget elementor-widget-text-editor\" data-id=\"e43d17c\" 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<p style=\"text-align: justify;\">Nos coll\u00e8gues St\u00e9phanie Barrillon et Jean-Luc Fuda (CNRS-MIO) ont \u00e9t\u00e9 invit\u00e9s \u00e0 participer \u00e0 la campagne <strong><em>SOLMINEUR<\/em><\/strong> qui s\u2019est d\u00e9roul\u00e9e \u00e0 bord du <em>N\/0 Pourquoi Pas<\/em> du <strong>15<\/strong> au <strong>25 juillet 2026<\/strong> au large de Belle-Ile en Mer.<\/p><p style=\"text-align: justify;\">Cette campagne, pilot\u00e9e par le SHOM, \u00e9tait destin\u00e9e \u00e0 traquer et documenter les puissants solitons sous-marins qui se propagent sur le plateau breton, associ\u00e9s \u00e0 des courants verticaux particuli\u00e8rement intenses.<\/p><p style=\"text-align: justify;\">Le VVP (Vertical Velocity Profiler) d\u00e9velopp\u00e9 par l\u2019\u00e9quipe OPLC du MIO, a ainsi enregistr\u00e9 des vitesses verticales record pouvant atteindre jusqu\u2019\u00e0 8 cm\/s, en compl\u00e9ment des donn\u00e9es de l\u2019arsenal instrumental mobilis\u00e9 pour cette campagne exceptionnelle (MVP, gliders, sondeurs sp\u00e9cifiques, cam\u00e9ras de d\u00e9tection des fronts, imagerie satellitaire &#8230;).<\/p><p style=\"text-align: justify;\">Le VVP a \u00e9volu\u00e9 au cours des 2 derni\u00e8res ann\u00e9es en version \u00ab multicouches \u00bb qui permet d\u2019\u00e9chantillonner plusieurs couches d\u2019immersion et d\u2019\u00e9paisseurs donn\u00e9es au cours d\u2019une m\u00eame session de 6 heures, afin de cibler certaines interfaces d\u2019int\u00e9r\u00eat (ex. thermocline) \u00e0 haute r\u00e9solution temporelle.<\/p><p style=\"text-align: justify;\">Un dispositif de d\u00e9tection du fond (\u00ab Bottom Contact \u00bb) a \u00e9galement \u00e9t\u00e9 d\u00e9velopp\u00e9 sp\u00e9cifiquement pour <strong><em>SOLMINEUR<\/em><\/strong>.<\/p><p style=\"text-align: justify;\">Cette derni\u00e8re fonctionnalit\u00e9 permet d\u2019envisager un \u00e9chantillonnage tr\u00e8s proche du fond (10-20 cm), ce qui ouvre des perspectives nouvelles au VVP, au-del\u00e0 de sa fonction premi\u00e8re de mesure des courants verticaux.<\/p>\t\t\t\t\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<div class=\"elementor-element elementor-element-202b917 e-flex e-con-boxed e-con e-parent\" data-id=\"202b917\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a02a132 elementor-widget elementor-widget-image\" data-id=\"a02a132\" 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=\"450\" src=\"https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/09\/IllustrationMIOHebdo-1024x576.jpg\" class=\"attachment-large size-large wp-image-29568\" alt=\"\" srcset=\"https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/09\/IllustrationMIOHebdo-1024x576.jpg 1024w, https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/09\/IllustrationMIOHebdo-300x169.jpg 300w, https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/09\/IllustrationMIOHebdo-768x432.jpg 768w, https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/09\/IllustrationMIOHebdo-18x10.jpg 18w, https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/2026\/09\/IllustrationMIOHebdo.jpg 1280w\" 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\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Nos coll\u00e8gues St\u00e9phanie Barrillon et Jean-Luc Fuda (CNRS-MIO) ont \u00e9t\u00e9 invit\u00e9s \u00e0 participer \u00e0 la campagne SOLMINEUR qui s\u2019est d\u00e9roul\u00e9e \u00e0 bord du N\/0 Pourquoi Pas du 15 au 25 [&hellip;]<\/p>\n","protected":false},"author":319,"featured_media":29568,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[17,1,28,27],"tags":[],"class_list":["post-29567","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-a-la-une","category-actualites","category-avancees-scientifiques","category-mediation-scientifique"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/posts\/29567","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/users\/319"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/comments?post=29567"}],"version-history":[{"count":5,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/posts\/29567\/revisions"}],"predecessor-version":[{"id":29573,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/posts\/29567\/revisions\/29573"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/media\/29568"}],"wp:attachment":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/media?parent=29567"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/categories?post=29567"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/tags?post=29567"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}