{"id":907,"date":"2026-05-08T13:20:15","date_gmt":"2026-05-08T11:20:15","guid":{"rendered":"https:\/\/www.oceantales.no\/?p=907"},"modified":"2026-05-08T13:20:16","modified_gmt":"2026-05-08T11:20:16","slug":"99-survival-in-closed-pens","status":"publish","type":"post","link":"https:\/\/www.oceantales.no\/en\/99-survival-in-closed-pens\/","title":{"rendered":"99% survival in closed pens"},"content":{"rendered":"\n

In seven years, the Norwegian fish farmer Hardingsmolt<\/a> has sent more than 11 million post-smolts through its floating closed containment pens into the sea, and after the introduction of a new winter sore vaccine, the last six million have had a survival rate of 99%.<\/p>\n\n\n\n

This was stated by general manager Frode Sandven during the seminar “From decline to recovery” about closed post-smolt production in the sea, organised by Ocean Tales during the HavExpo trade show near Bergen in Norway this week.<\/p>\n\n\n\n

The company received a development permit together with Merdslippen<\/a> seven years ago, and has since produced post smolt in closed cages at sea.\u00a0<\/p>\n\n\n\n

Full story, Fishfarmingexpert ><\/a><\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

In seven years, the Norwegian fish farmer Hardingsmolt has sent more than 11 million post-smolts through its floating closed containment pens into the sea, and after the introduction of a new winter sore vaccine, the last six million have had a survival rate of 99%. This was stated by general manager Frode Sandven during the…<\/p>\n","protected":false},"author":3,"featured_media":908,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-907","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-clients"],"acf":[],"yoast_head":"\n99% survival in closed pens - Ocean Tales<\/title>\n<meta name=\"description\" content=\"GreenBag. 99% survival in closed pens. In seven years, the Norwegian fish farmer Hardingsmolt has sent more than 11 million post-smolts through its floating closed containment pens into the sea, and after the introduction of a new winter sore vaccine, the last six million have had a survival rate of 99%.This was stated by general manager Frode Sandven during the seminar "From decline to recovery" about closed post-smolt production in the sea, organised by Ocean Tales during the HavExpo trade show near Bergen in Norway this week.The company received a development permit together with Merdslippen seven years ago, and has since produced post smolt in closed cages at sea.\" \/>\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.oceantales.no\/en\/99-survival-in-closed-pens\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"99% survival in closed pens - Ocean Tales\" \/>\n<meta property=\"og:description\" content=\"GreenBag. 99% survival in closed pens. In seven years, the Norwegian fish farmer Hardingsmolt has sent more than 11 million post-smolts through its floating closed containment pens into the sea, and after the introduction of a new winter sore vaccine, the last six million have had a survival rate of 99%.This was stated by general manager Frode Sandven during the seminar "From decline to recovery" about closed post-smolt production in the sea, organised by Ocean Tales during the HavExpo trade show near Bergen in Norway this week.The company received a development permit together with Merdslippen seven years ago, and has since produced post smolt in closed cages at sea.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.oceantales.no\/en\/99-survival-in-closed-pens\/\" \/>\n<meta property=\"og:site_name\" content=\"Ocean Tales\" \/>\n<meta property=\"article:published_time\" content=\"2026-05-08T11:20:15+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-08T11:20:16+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.oceantales.no\/wp-content\/uploads\/skjermbilde-2026-05-08-131733.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"985\" \/>\n\t<meta property=\"og:image:height\" content=\"707\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Rolf\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Rolf\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/99-survival-in-closed-pens\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/99-survival-in-closed-pens\\\/\"},\"author\":{\"name\":\"Rolf\",\"@id\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/#\\\/schema\\\/person\\\/6761185b61080165062d329bd5d2a1f8\"},\"headline\":\"99% survival in closed pens\",\"datePublished\":\"2026-05-08T11:20:15+00:00\",\"dateModified\":\"2026-05-08T11:20:16+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/99-survival-in-closed-pens\\\/\"},\"wordCount\":110,\"image\":{\"@id\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/99-survival-in-closed-pens\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.oceantales.no\\\/wp-content\\\/uploads\\\/skjermbilde-2026-05-08-131733.jpg\",\"articleSection\":[\"Clients\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/99-survival-in-closed-pens\\\/\",\"url\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/99-survival-in-closed-pens\\\/\",\"name\":\"99% survival in closed pens - Ocean Tales\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/99-survival-in-closed-pens\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/99-survival-in-closed-pens\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.oceantales.no\\\/wp-content\\\/uploads\\\/skjermbilde-2026-05-08-131733.jpg\",\"datePublished\":\"2026-05-08T11:20:15+00:00\",\"dateModified\":\"2026-05-08T11:20:16+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.oceantales.no\\\/en\\\/#\\\/schema\\\/person\\\/6761185b61080165062d329bd5d2a1f8\"},\"description\":\"GreenBag. 99% survival in closed pens. 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