{"id":2745,"date":"2019-01-23T11:52:31","date_gmt":"2019-01-23T10:52:31","guid":{"rendered":"https:\/\/gisposidonie.osupytheas.fr\/?p=2745"},"modified":"2019-01-29T12:06:51","modified_gmt":"2019-01-29T11:06:51","slug":"etude-et-restauration-des-salins-dhyeres-en-tant-que-socio-ecosysteme-lagunaire-vers-une-restauration-de-la-continuite-ecologique-et-de-la-fonction-de-nurserie-des-salins-salsa","status":"publish","type":"post","link":"https:\/\/gisposidonie.osupytheas.fr\/?p=2745","title":{"rendered":"Etude et restauration des salins d\u2019Hy\u00e8res en tant que socio-\u00e9cosyst\u00e8me lagunaire: vers une restauration de la continuit\u00e9 \u00e9cologique et de la fonction de nurserie des salins &#8211; SALSA"},"content":{"rendered":"<p>Le littoral autour de <strong>Hy\u00e8res (Var, France)<\/strong> a connu de nombreuses modifications depuis l\u2019antiquit\u00e9 du fait de l\u2019exploitation du sel. Cette exploitation s\u2019est arr\u00eat\u00e9e en 1995. Les anciens salins abritent maintenant un <strong>complexe lagunaire d\u2019environ 355 ha<\/strong> sur les 900 ha de salins. Les <strong>enjeux de conservation<\/strong> au sein de ces salins sont nombreux (avifaune, flore, ichtyofaune, etc.). La conservation des fonctions \u00e9cologiques de ces anciens salins est au c\u0153ur des mesures de gestion du site, n\u00e9anmoins le compartiment aquatique est aujourd\u2019hui d\u00e9favoris\u00e9 par une gestion hydraulique complexe et co\u00fbteuse.<\/p>\n<p><a href=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/170504_vieux_salins_Etang_de_lAnglais-3.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-2746\" src=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/170504_vieux_salins_Etang_de_lAnglais-3-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/170504_vieux_salins_Etang_de_lAnglais-3-300x225.jpg 300w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/170504_vieux_salins_Etang_de_lAnglais-3-768x576.jpg 768w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/170504_vieux_salins_Etang_de_lAnglais-3-1024x768.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><a href=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/170504_pesquiers_sansouires_sud_20.jpg\">&nbsp;<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2752\" src=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/170504_pesquiers_sansouires_sud_20-300x200.jpg\" alt=\"\" width=\"338\" height=\"225\" srcset=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/170504_pesquiers_sansouires_sud_20-300x200.jpg 300w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/170504_pesquiers_sansouires_sud_20-768x512.jpg 768w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/170504_pesquiers_sansouires_sud_20-1024x683.jpg 1024w\" sizes=\"auto, (max-width: 338px) 100vw, 338px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/P1060197.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-2747\" src=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/P1060197-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/P1060197-300x225.jpg 300w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/P1060197-768x576.jpg 768w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/P1060197-1024x768.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/17-11-04-Canal-de-Ceinture-LLD.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-2748\" src=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/17-11-04-Canal-de-Ceinture-LLD-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/17-11-04-Canal-de-Ceinture-LLD-300x225.jpg 300w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/17-11-04-Canal-de-Ceinture-LLD-768x576.jpg 768w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/17-11-04-Canal-de-Ceinture-LLD-1024x768.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/P1060270.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-2749\" src=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/P1060270-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/P1060270-300x225.jpg 300w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/P1060270-768x576.jpg 768w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/P1060270-1024x768.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Le projet <strong>SALSA a pour but d\u2019acqu\u00e9rir des informations<\/strong> <strong>sur l\u2019\u00e9cosyst\u00e8me lagunaire<\/strong> et de mieux comprendre le fonctionnement des salins par une approche \u00e9cosyst\u00e9mique. Des p\u00eaches exp\u00e9rimentales seront r\u00e9alis\u00e9es en 2019 pour \u00e9valuer le peuplement de poissons juv\u00e9niles et une enqu\u00eate historique men\u00e9e en 2018 a permis de retrouver l&rsquo;histoire du fonctionnement pass\u00e9 de la p\u00eacherie des salins. Ces objectifs ont \u00e9t\u00e9 mis en place dans le cadre d\u2019une demande d\u2019accompagnement scientifique des gestionnaires pour consid\u00e9rer au mieux l\u2019ensemble des enjeux piscicoles dans les mesures de gestion\/restauration.<\/p>\n<p><strong>Les salins sont divis\u00e9s en deux zones distinctes<\/strong>&nbsp;:<\/p>\n<ul>\n<li>Le salin des Pesquiers au Sud de la ville d\u2019Hy\u00e8res.<\/li>\n<li>Les vieux salins, \u00e0 l\u2019Est de la ville d\u2019Hy\u00e8res.<\/li>\n<\/ul>\n<p><strong>Plusieurs sc\u00e9narios de gestion\/restauration seront \u00e9labor\u00e9s<\/strong> avec les gestionnaires des sites : le Conservatoire du Littoral, Toulon Provence M\u00e9diterran\u00e9e, le Parc national de Port-Cros, gr\u00e2ce \u00e0 la mise en place de groupes de travail &lsquo;connaissance&rsquo; et &lsquo;gestion&rsquo;. Le travail de mise en relation des connaissances avec les probl\u00e9matiques de gestion vise \u00e0 une meilleure prise en consid\u00e9ration du compartiment aquatique dans le nouveau plan de gestion des salins d&rsquo;Hy\u00e8res. Des tests de mise en \u0153uvre op\u00e9rationnelle seront faits en 2019 en agissant sur la circulation de l&rsquo;eau dans les salins et en testant la faisabilit\u00e9 d&rsquo;un \u00e9clusage des poissons aux p\u00e9riodes d&rsquo;entr\u00e9e\/sortie dans les \u00e9tangs. Ce projet d&rsquo;une <strong>p\u00e9riode de 3 ans<\/strong> a commenc\u00e9 en octobre 2017 et se terminera en mars 2020 par un colloque d\u00e9di\u00e9 \u00e0 la gestion \u00e9cosyst\u00e9mique.<\/p>\n<p>Adrien Lyonnet&nbsp; <a href=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/IRD.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2755 alignright\" src=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/IRD-300x101.jpg\" alt=\"\" width=\"133\" height=\"45\" srcset=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/IRD-300x101.jpg 300w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/IRD-768x258.jpg 768w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/IRD-1024x344.jpg 1024w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/IRD.jpg 1342w\" sizes=\"auto, (max-width: 133px) 100vw, 133px\" \/><\/a><a href=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/Logo-MMSH-COULEUR_300dpi_RVB_jpg.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2760 alignright\" src=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/Logo-MMSH-COULEUR_300dpi_RVB_jpg-300x90.jpg\" alt=\"\" width=\"146\" height=\"44\" srcset=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/Logo-MMSH-COULEUR_300dpi_RVB_jpg-300x90.jpg 300w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/Logo-MMSH-COULEUR_300dpi_RVB_jpg.jpg 320w\" sizes=\"auto, (max-width: 146px) 100vw, 146px\" \/><\/a> <a href=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/MIO.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2756 alignright\" src=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/MIO-300x300.jpg\" alt=\"\" width=\"75\" height=\"75\" srcset=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/MIO-300x300.jpg 300w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/MIO-290x290.jpg 290w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/MIO-768x768.jpg 768w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/MIO-50x50.jpg 50w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/MIO.jpg 900w\" sizes=\"auto, (max-width: 75px) 100vw, 75px\" \/><\/a> <a href=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/Agence-de-leau-RMC_NEW.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2842 alignright\" src=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/Agence-de-leau-RMC_NEW-300x232.jpg\" alt=\"\" width=\"92\" height=\"71\" srcset=\"https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/Agence-de-leau-RMC_NEW-300x232.jpg 300w, https:\/\/gisposidonie.osupytheas.fr\/wp-content\/uploads\/2019\/01\/Agence-de-leau-RMC_NEW.jpg 330w\" sizes=\"auto, (max-width: 92px) 100vw, 92px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le littoral autour de Hy\u00e8res (Var, France) a connu de nombreuses modifications depuis l\u2019antiquit\u00e9 du fait de l\u2019exploitation du sel. Cette exploitation s\u2019est arr\u00eat\u00e9e en 1995. Les anciens salins abritent maintenant un complexe lagunaire d\u2019environ 355 ha sur les 900 ha de salins. Les enjeux de conservation au sein de [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2750,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,15,22,23],"tags":[63,73,64],"class_list":["post-2745","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-competences","category-inventaires-patrimoniaux-des-fonds-marins-cartographies","category-milieux-lagunaires","category-usages-et-frequentation-impact-de-lhomme","tag-poissons","tag-inventaires","tag-magnoliophytes"],"_links":{"self":[{"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/posts\/2745","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2745"}],"version-history":[{"count":8,"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/posts\/2745\/revisions"}],"predecessor-version":[{"id":2849,"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/posts\/2745\/revisions\/2849"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=\/wp\/v2\/media\/2750"}],"wp:attachment":[{"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2745"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2745"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gisposidonie.osupytheas.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2745"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}