{"id":1983,"date":"2010-05-24T00:00:46","date_gmt":"2010-05-23T22:00:46","guid":{"rendered":"https:\/\/www.azti.es\/rim\/?p=1983"},"modified":"2021-11-24T10:02:28","modified_gmt":"2021-11-24T09:02:28","slug":"rim176-a-multivariate-approach-for-metier-definition-a-case-study-of-basque-country-trawlers","status":"publish","type":"post","link":"https:\/\/www.azti.es\/rim\/rim176-a-multivariate-approach-for-metier-definition-a-case-study-of-basque-country-trawlers\/","title":{"rendered":"RIM17(6): A multivariate approach for metier definition: A case study of Basque Country trawlers"},"content":{"rendered":"<p><strong>Author \/ Editor<\/strong>: Ane Iriondo, Ra\u00fal Prellezo, Marina Santurt\u00fan, Dorleta Garc\u00eda, I\u00f1aki Quincoces and Estanis Mugerza (AZTI-Tecnalia)<\/p>\n<p><strong>Year<\/strong>: 2010<\/p>\n<p><strong>Content<\/strong>: In this paper a classification into metiers of the trawling fleet of the Basque Country (North East of Spain) operating in the Northeast Atlantic ICES Subareas VI, VII, and Divisions VIIIa,b,d from 2003 to 2008 is presented. Principal Component Analysis (PCA) and Cluster analysis approach are used to obtain homogeneous groups of metiers using trip by trip catch data information. The characterization of these groups is based on target species, fishing area, gear and period of the year. After analyzing the clusters obtained and taking into account the knowledge of the fishery, seven Basque trawl metiers are proposed: 1) pair trawl in Divisions VIIIa,b,d targeting demersal fish, 2) otter trawl in Divisions VIIIa,b,d targeting demersal fish , 3) otter trawl in Divisions VIIIa,b,d targeting mixed cephalopods and demersal fish 4) otter trawl in Division VIIIa,b,d targeting horse mackerel, 5) otter trawl in Divisions VIIIa,b,d targeting mackerel, 6) otter trawl in Subarea VII targeting megrim and monkfish, 7) otter trawl in Subarea VI targeting hake, megrim and monkfish and seasonally blue ling. Five of them are considered consistent along the years 2003-2008 and two of them are seasonal.<\/p>\n<p><strong>Contact<\/strong>: <a href=\"mailto:biblioteca@azti.es\">biblioteca@azti.es<\/a><\/p>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><a class=\"doclink\" href=\"wp-content\/uploads\/2010\/05\/rim17_6.pdf\"><strong>Download document: RIM17_6 (3.21 MB)<\/strong><\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Author \/ Editor: Ane Iriondo, Ra\u00fal Prellezo, Marina Santurt\u00fan, Dorleta Garc\u00eda, I\u00f1aki Quincoces and Estanis Mugerza (AZTI-Tecnalia) Year: 2010 Content: In this paper a classification into metiers of the trawling fleet of the Basque Country (North East of Spain) operating in the Northeast Atlantic ICES Subareas VI, VII, and Divisions VIIIa,b,d from 2003 to 2008&hellip;&nbsp;<\/p>\n","protected":false},"author":2,"featured_media":1518,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","neve_meta_reading_time":"","_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[120,113],"tags":[],"class_list":["post-1983","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-rim-2","category-sin-categoria-en"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>RIM17(6): A multivariate approach for metier definition: A case study of Basque Country trawlers 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