{"id":2217,"date":"2020-04-16T15:40:25","date_gmt":"2020-04-16T13:40:25","guid":{"rendered":"https:\/\/www.op-estuaires.fr\/?page_id=2217"},"modified":"2025-02-17T15:03:17","modified_gmt":"2025-02-17T14:03:17","slug":"hydrotamis-2","status":"publish","type":"page","link":"https:\/\/www.op-estuaires.fr\/nl\/hydrotamis-2\/","title":{"rendered":"Hydrotamis"},"content":{"rendered":"<div id='av_section_1'  class='avia-section av-av_section-ead7872a6199d9872a6fed09789ee080 main_color avia-section-default avia-no-border-styling  avia-builder-el-0  avia-builder-el-no-sibling  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-2217'><div class='entry-content-wrapper clearfix'>\n<div  class='flex_column av-av_one_full-cab6cb91e42b24d4f503cdabdc5ed6e0 av_one_full  avia-builder-el-1  avia-builder-el-no-sibling  first flex_column_div'     ><section  class='av_textblock_section av-av_textblock-e922ac7a79e5b93445cc9340ffe5d92f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><style type=\"text\/css\">@media only screen and (min-width: 1000px) and (max-width: 5000px){body.kc-css-system .kc-css-2536591{width: 9.07%;}body.kc-css-system .kc-css-3807624{width: 81.91%;}body.kc-css-system .kc-css-2737567{width: 9%;}}<\/style>\n<section class=\"kc-elm kc-css-429391 kc_row\">\n<div class=\"kc-row-container  kc-container\">\n<div class=\"kc-wrap-columns\">\n<div class=\"kc-elm kc-css-2628650 kc_col-sm-12 kc_column kc_col-sm-12\">\n<div class=\"kc-col-container\">\n<div class=\"kc-elm kc-css-4242465 kc_text_block\">\n<p>Naar aanleiding van de snelle en subiete ontwikkeling van de <a href=\"https:\/\/www.op-estuaires.fr\/nl\/reglementation\/\">reglementering<\/a> en ingrijpende veranderingen inzake de glasaal, hebben de professionals zich moeten aanpassen om zo goed mogelijk hun quota\u2019s te exploiteren door met name hun invloed aan te wenden op de kwaliteit van hun vis.<\/p>\n<p>Daarom is er een studie gerealiseerd van 2013 tot 2015 met als doel de kwaliteit van de vangst van de glasaal van het Stroomgebied van de Loire, de kusten van de Vend\u00e9e en van de rivier de S\u00e8vres niortaise<a href=\"https:\/\/www.op-estuaires.fr\/nl\/op-estuaires\/implantation\/\">UGA LCV<\/a> te verbeteren, die ging over de machines die gebruikt worden voor de vangst van de glasaal: de zeven.<\/p>\n<p class=\"translation-block\">Dit project, uitgevoerd door de <a href=\"http:\/\/www.corepem.fr\/\" target=\"_self\">COREPEM <\/a>met steun van de IFREMER en in samenwerking met de SMIDAP en de l'AADPPMFEDLA, is onderverdeeld in 3 grote etappes :<\/p>\n<section class=\"kc-elm kc-css-914253 kc_row\">\n<div class=\"kc-row-container kc-container\">\n<div class=\"kc-wrap-columns\">\n<div class=\"kc-elm kc-css-758972 kc_col-sm-12 kc_column kc_col-sm-12\">\n<div class=\"kc-col-container\">\n<div class=\"kc-elm kc-css-2829865 kc_text_block\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Het realiseren van een beginstand van de kwaliteit van de vangsten<\/li>\n<li>Het bepalen van de oorzaken van de letsels<\/li>\n<li>Het voorstel tot verbeteringen van de glasaalzeven.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<div class=\"kc-elm kc-css-3423479\" style=\"height: 20px; clear: both; width: 100%;\"><\/div>\n<div class=\"kc-elm kc-css-1356987 kc_text_block\">\n<p class=\"MsoNormal\" style=\"text-align: justify;\"><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin; color: black; mso-color-alt: windowtext; background: white;\">Verschillende testen in riviermondingen en stroomgebieden zijn er uitgevoerd, waarbij bijna 6000 glasalen geanalyseerd zijn, waardoor de oorzaak van de letsels die zij konden vertonen beter bepaald konden worden; zo zijn 77% van de letsels geconstateerd ter hoogte van de staart van de bestudeerde vissen <\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-align: justify;\"><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin; color: black; mso-color-alt: windowtext; background: white;\">Deze resultaten alsmede de door de professionals verworven kennis hebben tot het ontwerpen geleid van 3 prototypen zeef, met een netdichtheid en afmetingen die verschillen van het standaard zeef. Ze zijn door de professionals getest in een werkelijke vissituatie op 13 getijen tijdens het glasaal visseizoen 2014-2015 door 3 schepen van de Loire, de rivier met het grootste potentieel om de kwaliteit te verbeteren van het Stroomgebied van de Loire, de kusten van de Vend\u00e9e en de S\u00e8vres niortaise (UGA LCV) de<\/span><a href=\"https:\/\/www.op-estuaires.fr\/nl\/op-estuaires\/implantation\/\"><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin; color: #4472c4; mso-themecolor: accent1; background: white;\">UGA LCV<\/span><\/a><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin; color: black; mso-color-alt: windowtext; background: white;\">. Een van de prototypen heeft een gemiddelde kwaliteit getoond die wel 25 % hoger ligt dan die van het standaard zeef.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/www.op-estuaires.fr\/wp-content\/uploads\/2020\/04\/HYDROTAMIS2.png\" alt=\"\" width=\"1009\" height=\"274\" \/><\/p>\n<p><em>Links, het meest vertegenwoordigde standaard zeef op de Loire in 2014. Rechts het prototype dat de beste kwaliteit glasaal getoond heeft, waarvan de opslagplaats in twee delen verdeeld wordt: \u00e9\u00e9n met een netdichtheid van 1300\u00b5m en het diepste gedeelte met een netdichtheid 900\u00b5m<\/em><\/div>\n<div class=\"kc-elm kc-css-2335121\" style=\"height: 20px; clear: both; width: 100%;\"><\/div>\n<div class=\"kc-elm kc-css-1532894 kc_text_block\">\n<p>Naar aanleiding van deze studie, is de regelgeving die de visapparaten begeleidt aangepast aan de afmetingen van het nieuwe prototype genaamd \u00ab Hydrotamis \u00bb.<\/p>\n<p>Leder jaar rusten nieuwe professionals uit het stroomgebied van de Loire zich uit met varianten van het prototype waarvan de opslagplaats van het zeef dezelfde kenmerken heeft als de \u00ab Hydrotamis \u00bb , maar aangepast aan hun behoeften. Allen constateren een betere kwaliteit van de vis, zodra de snelheid beperkt is en de sleepduur korter is<\/p>\n<p>Dankzij dit apparaat en een rationele vangpraktijk, kunnen de professionals aanspraak maken op <a href=\"https:\/\/www.op-estuaires.fr\/nl\/la-certification-seg\/\">certificatie<\/a> van hun productie.<\/p>\n<p style=\"text-align: center;\">\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"kc-elm kc-css-2746257 kc_row\">\n<div class=\"kc-row-container  kc-container\">\n<div class=\"kc-wrap-columns\">\n<div class=\"kc-elm kc-css-2536591 kc_col-sm-1 kc_column kc_col-sm-1\">\n<div class=\"kc-col-container\"><\/div>\n<\/div>\n<div class=\"kc-elm kc-css-3807624 kc_col-sm-10 kc_column kc_col-sm-10\">\n<div class=\"kc-col-container\">\n<div class=\"kc-elm kc-css-2134744 kc_shortcode kc_single_image\">\n<p><img decoding=\"async\" class=\"\" src=\"https:\/\/www.op-estuaires.fr\/wp-content\/uploads\/2020\/04\/20141125_151320-1024x576.jpg\" alt=\"\" \/><\/div>\n<div class=\"kc-elm kc-css-1381563 kc_text_block\">\n<p style=\"text-align: center;\"><em>Prototype Hydrotamis getest in een bekken<\/em><\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"kc-elm kc-css-2737567 kc_col-sm-1 kc_column kc_col-sm-1\">\n<div class=\"kc-col-container\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div><\/section><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2217","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hydrotamis<\/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.op-estuaires.fr\/nl\/hydrotamis-2\/\" 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