{"id":975,"date":"2017-06-26T16:19:58","date_gmt":"2017-06-26T14:19:58","guid":{"rendered":"https:\/\/sargasses.mio.osupytheas.fr\/?p=975"},"modified":"2017-06-26T16:19:58","modified_gmt":"2017-06-26T14:19:58","slug":"jour-8","status":"publish","type":"post","link":"https:\/\/sargasses.mio.osupytheas.fr\/?p=975","title":{"rendered":"[JOUR 8] &#8211; \u00d4 mon radeau"},"content":{"rendered":"<p><strong>Ces derniers jours, le travail de ramassage et de tri s&#8217;intensifie. Les journ\u00e9es sont rudes pour l\u2019\u00e9quipage qui doit composer avec une mer agit\u00e9e\u2026 pas facile pour ceux qui n\u2019ont pas le pied marin. Mais selon Thomas Fuller<i>, \u00ab\u00a0<\/i>Celui qui attend que tout danger soit \u00e9cart\u00e9 pour mettre les voiles, ne prendra jamais la mer \u00bb.<\/strong><\/p>\n<style type=\"text\/css\">\n#foogallery-gallery-972 .fg-image { width: 330px; }\n#foogallery-gallery-972 { --fg-gutter: 10px; }<\/style>\n\t\t\t<div class=\"foogallery foogallery-container foogallery-default foogallery-lightbox-foobox-free fg-center fg-default fg-ready fg-light fg-loading-default fg-loaded-fade-in fg-hover-fade fg-hover-eye\" id=\"foogallery-gallery-972\" data-foogallery=\"{&quot;item&quot;:{&quot;showCaptionTitle&quot;:true,&quot;showCaptionDescription&quot;:false},&quot;lazy&quot;:true}\" style=\"--fg-title-line-clamp: 0; --fg-description-line-clamp: 0;\" >\n\t<div class=\"fg-item fg-type-image fg-idle\"><figure class=\"fg-item-inner\"><a href=\"https:\/\/sargasses.mio.osupytheas.fr\/wp-content\/uploads\/2017\/06\/radeau-sargasses.jpg\" data-caption-title=\"Le premier Radeau de Sargasses !\" data-caption-desc=\"Photo \u00a9Sandrine RUITTON\" data-attachment-id=\"973\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img fetchpriority=\"high\" decoding=\"async\" title=\"Le premier Radeau de Sargasses !\" width=\"330\" height=\"230\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/sargasses.mio.osupytheas.fr\/wp-content\/uploads\/cache\/2017\/06\/radeau-sargasses\/3925677326.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22330%22%20height%3D%22230%22%20viewBox%3D%220%200%20330%20230%22%3E%3C%2Fsvg%3E\" loading=\"eager\"><\/span><span class=\"fg-image-overlay\"><\/span><\/a><figcaption class=\"fg-caption\"><div class=\"fg-caption-inner\"><div class=\"fg-caption-title\">Le premier Radeau de Sargasses !<\/div><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><div class=\"fg-item fg-type-image fg-idle\"><figure class=\"fg-item-inner\"><a href=\"https:\/\/sargasses.mio.osupytheas.fr\/wp-content\/uploads\/2017\/06\/thierry-thibaut-qui-attend-la-remont\u00e9e-du-filet.jpg\" data-caption-title=\"Thierry THIBAUT qui attend la remont\u00e9e du filet.\" data-caption-desc=\"Photo \u00a9Sandrine RUITTON\" data-attachment-id=\"974\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" title=\"Thierry THIBAUT qui attend la remont\u00e9e du filet.\" width=\"330\" height=\"230\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/sargasses.mio.osupytheas.fr\/wp-content\/uploads\/cache\/2017\/06\/thierry-thibaut-qui-attend-la-remont\u00e9e-du-filet\/3534414750.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22330%22%20height%3D%22230%22%20viewBox%3D%220%200%20330%20230%22%3E%3C%2Fsvg%3E\" loading=\"eager\"><\/span><span class=\"fg-image-overlay\"><\/span><\/a><figcaption class=\"fg-caption\"><div class=\"fg-caption-inner\"><div class=\"fg-caption-title\">Thierry THIBAUT qui attend la remont\u00e9e du filet.<\/div><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><\/div>\n\n<p><span style=\"font-weight: 400;\">En ce d\u00e9but de semaine, alors qu\u2019<\/span><a href=\"https:\/\/sargasses.mio.osupytheas.fr\/index.php\/equipage\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Anouck<\/span><\/a><span style=\"font-weight: 400;\"> r\u00e9alisait de nombreuses exp\u00e9rimentations de mesure de r\u00e9flectance, toujours pour mieux suivre les algues, elle a dirig\u00e9 l\u2019Ant\u00e9a vers une nouvelle station prometteuse : notre premier radeau ! En effet, jusqu&#8217;\u00e0 maintenant, les grands radeaux que nous attendions restaient introuvables. Les Sargasses rencontr\u00e9es n\u2019\u00e9taient que de petits patchs, nombreux mais dispers\u00e9s, que tout le monde avait d\u00e9cid\u00e9 d\u2019appeler <\/span><span style=\"font-weight: 400;\">\u00ab <\/span><span style=\"font-weight: 400;\">stations \u00e0 sargasses \u00e9parses <\/span><span style=\"font-weight: 400;\">\u00bb<\/span><span style=\"font-weight: 400;\">. Mais cette fois, l\u2019\u00e9quipage a atteint un grand radeau d\u2019algues brunes ! Cela a donc relanc\u00e9 le ramassage et les analyses qui restent fort nombreuses. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00c0 premi\u00e8re vue, il semblerait que ce premier radeau constitue un v\u00e9ritable DCP : un Dispositif Concentrateur de Poissons. Ici, ce sont des thons et des coryph\u00e8nes. Puis, parmi ces masses entortill\u00e9es de Sargasses, une cr\u00e9ature insoup\u00e7onn\u00e9e a point\u00e9 le bout de son antenne : une machine de guerre sous-marine, un squille selon les termes exacts, ou plus commun\u00e9ment appel\u00e9 crevette-mante ! Et elle n\u2019est pas le seul individu \u00e0 r\u00e9sider au seins des algues brunes, car diverses esp\u00e8ces de poissons plus ronds les uns que les autres virevoltent dans cet habitat. Pour les plus curieux, nous avons ajout\u00e9 plus de pr\u00e9cisions et de photos dans le <\/span><a href=\"https:\/\/sargasses.mio.osupytheas.fr\/index.php\/bestiaire\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">cabinet de curiosit\u00e9.<\/span><\/a><\/p>\n<style type=\"text\/css\">\n#foogallery-gallery-948 .fg-image { width: 330px; }\n#foogallery-gallery-948 { --fg-gutter: 10px; }<\/style>\n\t\t\t<div class=\"foogallery foogallery-container foogallery-default foogallery-lightbox-foobox-free fg-center fg-default fg-ready fg-light fg-loading-default fg-loaded-fade-in fg-hover-fade fg-hover-eye\" id=\"foogallery-gallery-948\" data-foogallery=\"{&quot;item&quot;:{&quot;showCaptionTitle&quot;:true,&quot;showCaptionDescription&quot;:false},&quot;lazy&quot;:true}\" style=\"--fg-title-line-clamp: 0; --fg-description-line-clamp: 0;\" >\n\t<div class=\"fg-item fg-type-image fg-idle\"><figure class=\"fg-item-inner\"><a href=\"https:\/\/sargasses.mio.osupytheas.fr\/wp-content\/uploads\/2017\/06\/poissons.jpg\" data-caption-title=\"Divers petits poissons ronds vivant au milieu des Sargasses.\" data-caption-desc=\"Photo \u00a9Sandrine RUITTON\" data-attachment-id=\"963\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" title=\"Divers petits poissons ronds vivant au milieu des Sargasses.\" width=\"330\" height=\"230\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/sargasses.mio.osupytheas.fr\/wp-content\/uploads\/cache\/2017\/06\/poissons\/924700380.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22330%22%20height%3D%22230%22%20viewBox%3D%220%200%20330%20230%22%3E%3C%2Fsvg%3E\" loading=\"eager\"><\/span><span class=\"fg-image-overlay\"><\/span><\/a><figcaption class=\"fg-caption\"><div class=\"fg-caption-inner\"><div class=\"fg-caption-title\">Divers petits poissons ronds vivant au milieu des Sargasses.<\/div><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><div class=\"fg-item fg-type-image fg-idle\"><figure class=\"fg-item-inner\"><a href=\"https:\/\/sargasses.mio.osupytheas.fr\/wp-content\/uploads\/2017\/06\/squillachou_small.jpg\" data-caption-title=\"Les squilles (Squilla mantis) ou \u00ab crevettes-mantes \u00bb\" data-caption-desc=\"Ces crustac\u00e9s poss\u00e8dent deux yeux juch\u00e9s sur de long p\u00e9doncules permettant une vision \u00e0 360\u00b0 et des pattes taill\u00e9es pour tuer : certaines sont tr\u00e8s massives et lest\u00e9es de massues calcaires dans le seul but de briser coquilles et carapaces; d\u2019autres fines et minces compos\u00e9es d\u2019\u00e9perons pour empaler des proies au corps mou, une vrai machine de guerre sous-marine !\n\n&lt;a href=&quot;https:\/\/www.youtube.com\/watch?v=TWfyCjB0rdc&quot; target=&quot;_blank&quot; rel=&quot;noopener&quot;&gt;&lt;p&gt;&lt;font color=&quot;teal&quot;&gt;&lt;b&gt;Allez voir comment il triomphe d&#039;une pieuvre, impressionnant ! &lt;\/b&gt;&lt;\/p&gt;&lt;\/font&gt;&lt;\/a&gt; Photo \u00a9Sandrine RUITTON\" data-attachment-id=\"954\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" title=\"Les squilles (Squilla mantis) ou \u00ab crevettes-mantes \u00bb\" width=\"330\" height=\"230\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/sargasses.mio.osupytheas.fr\/wp-content\/uploads\/cache\/2017\/06\/squillachou_small\/452661887.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22330%22%20height%3D%22230%22%20viewBox%3D%220%200%20330%20230%22%3E%3C%2Fsvg%3E\" loading=\"eager\"><\/span><span class=\"fg-image-overlay\"><\/span><\/a><figcaption class=\"fg-caption\"><div class=\"fg-caption-inner\"><div class=\"fg-caption-title\">Les squilles (Squilla mantis) ou \u00ab crevettes-mantes \u00bb<\/div><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><\/div>\n\n<p><span style=\"font-weight: 400;\">En parall\u00e8le, du c\u00f4t\u00e9 des laboratoires, les biologistes ont effectu\u00e9 l&#8217;ensemble des manipulations pr\u00e9vues : analyses g\u00e9n\u00e9tiques des algues, r\u00e9seau trophique, bact\u00e9riologie, sels nutritifs, diazotrophie<\/span><span style=\"font-weight: 400;\">, CTD\u00a0<\/span><span style=\"font-weight: 400;\">&#8230; etc. Et le travail ne manque pas ! Certaines manipulations ont dur\u00e9 parfois plus de 4 heures d\u2019affil\u00e9e (pour les \u00e9tapes de filtration par exemple). Alors apr\u00e8s toutes ces heures de recherche, les plongeurs ont des fourmis dans les palmes :<\/span><span style=\"font-weight: 400;\"> \u00ab <\/span><em><span style=\"font-weight: 400;\">Il nous tarde de nous mettre \u00e0 l&#8217;eau pour voir tout ceci par dessous ! <\/span><\/em><span style=\"font-weight: 400;\">\u00bb <\/span><span style=\"font-weight: 400;\">d\u00e9clare <\/span><a href=\"https:\/\/sargasses.mio.osupytheas.fr\/index.php\/equipage\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Sandrine RUITTON<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Enfin, apr\u00e8s une premi\u00e8re semaine de travail acharn\u00e9, tout le monde m\u00e9rite une courte pause. <\/span><a href=\"https:\/\/sargasses.mio.osupytheas.fr\/index.php\/equipage\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Fr\u00e9d\u00e9rique LEROUX<\/span><\/a><span style=\"font-weight: 400;\">, le chef cuisinier de l\u2019\u00e9quipage, a su r\u00e9conforter les embarqu\u00e9s : au menu, croissants frais au petit d\u00e9jeuner et plats succulents pour les repas\u2026 de quoi requinquer toute l\u2019\u00e9quipe pour une nouvelle semaine de traque !<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ces derniers jours, le travail de ramassage et de tri s&#8217;intensifie. Les journ\u00e9es sont rudes pour l\u2019\u00e9quipage qui doit composer avec une mer agit\u00e9e\u2026 pas facile pour ceux qui n\u2019ont pas le pied marin. Mais selon Thomas Fuller, \u00ab\u00a0Celui qui attend que tout danger soit \u00e9cart\u00e9 pour mettre les voiles, ne prendra jamais la mer \u00bb. En ce d\u00e9but de semaine, alors qu\u2019Anouck r\u00e9alisait de nombreuses exp\u00e9rimentations de mesure de r\u00e9flectance, toujours pour mieux suivre les algues, elle a dirig\u00e9&#8230;<\/p>\n<p class=\"read-more\"><a class=\"btn btn-default\" href=\"https:\/\/sargasses.mio.osupytheas.fr\/?p=975\">Lire la suite<span class=\"screen-reader-text\"> Lire la suite<\/span><\/a><\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[1],"tags":[],"class_list":["post-975","post","type-post","status-publish","format-standard","hentry","category-journal-de-bord"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p9eHwp-fJ","_links":{"self":[{"href":"https:\/\/sargasses.mio.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/posts\/975","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sargasses.mio.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sargasses.mio.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sargasses.mio.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/sargasses.mio.osupytheas.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=975"}],"version-history":[{"count":2,"href":"https:\/\/sargasses.mio.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/posts\/975\/revisions"}],"predecessor-version":[{"id":977,"href":"https:\/\/sargasses.mio.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/posts\/975\/revisions\/977"}],"wp:attachment":[{"href":"https:\/\/sargasses.mio.osupytheas.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sargasses.mio.osupytheas.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sargasses.mio.osupytheas.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}