{"id":791,"date":"2021-01-12T00:04:13","date_gmt":"2021-01-12T00:04:13","guid":{"rendered":"https:\/\/campingdesbaies.imagebrothers.com\/?page_id=791"},"modified":"2021-01-19T17:10:51","modified_gmt":"2021-01-19T17:10:51","slug":"walleye","status":"publish","type":"page","link":"https:\/\/campingdesbaies.com\/index.php\/walleye\/","title":{"rendered":"Dor\u00e9 jaune"},"content":{"rendered":"<p>[vc_section][vc_row][vc_column][vc_row_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;][vc_column_text]<strong>Autres noms communs\u00a0:<\/strong><\/p>\n<p>Dor\u00e9, dor\u00e9 blanc, dor\u00e9 bleu<br \/>\n<strong>Nom scientifique :<\/strong><\/p>\n<p>Stizostedion vitreum<br \/>\n<strong>Nom commun anglais\u00a0:<\/strong><\/p>\n<p>Walleye[\/vc_column_text][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;][vc_single_image image=\u00a0\u00bb44&Prime; alignment=\u00a0\u00bbcenter\u00a0\u00bb][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;][\/vc_column_inner][\/vc_row_inner][vc_column_text css=\u00a0\u00bb.vc_custom_1611076247123{padding-top: 30px !important;}\u00a0\u00bb]<strong>Identification<\/strong><\/p>\n<p><span style=\"font-weight: 400;\"><strong>Forme du corps\u00a0:<\/strong><\/span><strong>\u00a0<\/strong><span style=\"font-weight: 400;\">Corps allong\u00e9, l\u00e9g\u00e8rement comprim\u00e9 lat\u00e9ralement.<\/span><\/p>\n<p style=\"font-weight: 400;\"><strong>Taille moyenne\u00a0:<\/strong>\u00a030 \u00e0 50\u00a0cm (0,5 \u00e0 1,5\u00a0kg).<\/p>\n<p style=\"font-weight: 400;\"><strong>Coloration\u00a0:<\/strong><strong>\u00a0<\/strong>Tr\u00e8s variable selon l&rsquo;habitat, marques plus p\u00e2les en eau turbide et plus vives en eau claire. Corps brun olive, jaune ou m\u00eame gris et bleu; petites taches dor\u00e9es sur les \u00e9cailles des flancs; marbrures diffuses sur la premi\u00e8re nageoire dorsale et grande tache noire \u00e0 son extr\u00e9mit\u00e9 post\u00e9rieure; taches minuscules en rang\u00e9es assez r\u00e9guli\u00e8res sur la deuxi\u00e8me nageoire dorsale et sur la caudale; tache blanche sur le bout du lobe inf\u00e9rieur de la nageoire caudale; yeux argent\u00e9s dus \u00e0 la r\u00e9flexion de la lumi\u00e8re sur la couche de pigments sensibles qui les recouvre.<\/p>\n<p style=\"font-weight: 400;\"><strong>Traits externes caract\u00e9ristiques\u00a0:<\/strong><strong>\u00a0<\/strong>Gros yeux; joues lisses et presque d\u00e9pourvues d&rsquo;\u00e9cailles; dents nombreuses et aigu\u00ebs; deux nageoires dorsales distinctes, la premi\u00e8re \u00e9pineuse (12 \u00e0 16\u00a0\u00e9pines), la deuxi\u00e8me \u00e0 rayons mous; deux \u00e9pines sur la nageoire anale; au moins une \u00e9pine courte et ac\u00e9r\u00e9e au bout de l&rsquo;opercule.<\/p>\n<p style=\"font-weight: 400;\"><strong>Comment diff\u00e9rencier le dor\u00e9 noir du dor\u00e9 jaune\u00a0:<\/strong><br \/>\nLe\u00a0dor\u00e9 noir\u00a0a\u00a0:<\/p>\n<ul style=\"font-weight: 400;\">\n<li>corps plus allong\u00e9 et plus cylindrique;<\/li>\n<li>taille plus petite (20 \u00e0 30\u00a0cm en moyenne);<\/li>\n<li>taches noires sur la premi\u00e8re nageoire dorsale;<\/li>\n<li>joue avec \u00e9cailles rugueuses.<\/li>\n<\/ul>\n<p><strong><br \/>\nHabitat<\/strong><\/p>\n<p>Eau fra\u00eeche (13 \u00e0 21<sup>o<\/sup>C), peu profonde (moins de 15\u00a0m) et turbide. Abondant dans les grands lacs et les grandes rivi\u00e8res, aussi pr\u00e9sent dans de plus petits lacs, r\u00e9servoirs et rivi\u00e8res \u00e0 courant moyen.<\/p>\n<p>Le dor\u00e9 jaune est plus adaptable pour son habitat que le dor\u00e9 noir et est plus abondant et plus r\u00e9pandu que celui-ci.<\/p>\n<p><strong>Alimentation<\/strong><\/p>\n<p>Le dor\u00e9 jaune se nourrit principalement de poissons. Il est peut s\u00e9lectif et s&rsquo;alimente selon la disponibilit\u00e9 des proies. Cependant, la perchaude et le malachigan sont tr\u00e8s importants dans sa di\u00e8te, lorsque pr\u00e9sents. Le cannibalisme est aussi possible. Il mange \u00e9galement insectes, sangsues, \u00e9crevisses, limaces, petites couleuvres et salamandres, grenouilles et petits mammif\u00e8res. En eau turbide, le dor\u00e9 jaune s&rsquo;alimente tout au long de la journ\u00e9e. Par contre en eau plus claire, \u00e9tant donn\u00e9 la grande sensibilit\u00e9 de ses yeux \u00e0 la lumi\u00e8re du jour, il se nourrit en zone peu profonde au lever et au coucher du soleil.<\/p>\n<p><strong>Reproduction<\/strong><\/p>\n<p><span class=\"spancoul\"><b>Saison\u00a0:<\/b>\u00a0<\/span>Printemps ou d\u00e9but d&rsquo;\u00e9t\u00e9 apr\u00e8s la fonte des glaces, d\u00e9but avril jusqu&rsquo;\u00e0 fin juin.<\/p>\n<p><span class=\"spancoul\"><b>Type de fray\u00e8re\u00a0:<\/b>\u00a0<\/span>Tr\u00e8s variable. Eau peu profonde et bien oxyg\u00e9n\u00e9e avec fond de gravier. Rivi\u00e8res, pieds des chutes, hauts-fonds et berges des lacs expos\u00e9s aux vents.<\/p>\n<p><span class=\"spancoul\"><b>Mode\u00a0:\u00a0<\/b><\/span>La premi\u00e8re reproduction survient entre 3 et 8\u00a0ans selon le sexe et l&rsquo;habitat (2\u00a0ans pour les m\u00e2les et 5\u00a0ans pour les femelles dans le fleuve Saint-Laurent). Les dor\u00e9s jaunes, principalement femelles, ont tendance \u00e0 \u00eatre fid\u00e8les \u00e0 leur fray\u00e8re. La fraie a lieu la nuit en groupe d&rsquo;une ou deux femelles et de 2 \u00e0 6\u00a0m\u00e2les. Aucun nid n&rsquo;est construit. Les oeufs de 1,5 \u00e0 2,0\u00a0mm de diam\u00e8tre sont lib\u00e9r\u00e9s au hasard et tombent sur le fond. Selon la taille de la femelle, leur nombre varie de 50\u00a0000 \u00e0 300\u00a0000. Les oeufs \u00e9closent apr\u00e8s 12 \u00e0 18\u00a0jours.[\/vc_column_text][\/vc_column][\/vc_row][\/vc_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[vc_section][vc_row][vc_column][vc_row_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;][vc_column_text]Autres noms communs\u00a0: Dor\u00e9, dor\u00e9 blanc, dor\u00e9 bleu Nom scientifique : Stizostedion vitreum Nom commun anglais\u00a0: Walleye[\/vc_column_text][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;][vc_single_image image=\u00a0\u00bb44&Prime; alignment=\u00a0\u00bbcenter\u00a0\u00bb][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;][\/vc_column_inner][\/vc_row_inner][vc_column_text css=\u00a0\u00bb.vc_custom_1611076247123{padding-top: 30px !important;}\u00a0\u00bb]Identification Forme du corps\u00a0:\u00a0Corps allong\u00e9, l\u00e9g\u00e8rement [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-791","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Dor\u00e9 jaune - Camping des baies<\/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:\/\/campingdesbaies.com\/index.php\/walleye\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dor\u00e9 jaune - Camping des baies\" \/>\n<meta property=\"og:description\" content=\"[vc_section][vc_row][vc_column][vc_row_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;][vc_column_text]Autres noms communs\u00a0: Dor\u00e9, dor\u00e9 blanc, dor\u00e9 bleu Nom scientifique : Stizostedion vitreum Nom commun anglais\u00a0: Walleye[\/vc_column_text][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;][vc_single_image image=\u00a0\u00bb44&Prime; 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