{"id":44330,"date":"2024-10-23T16:43:06","date_gmt":"2024-10-23T14:43:06","guid":{"rendered":"https:\/\/foretnature.be\/?post_type=article-foret-nature&#038;p=44330"},"modified":"2024-10-23T16:43:06","modified_gmt":"2024-10-23T14:43:06","slug":"lanalyse-des-deplacements-du-cerf-et-du-sanglier-en-wallonie","status":"publish","type":"article-foret-nature","link":"https:\/\/foretnature.be\/en\/article-foret-nature\/lanalyse-des-deplacements-du-cerf-et-du-sanglier-en-wallonie\/","title":{"rendered":"L\u2019analyse des d\u00e9placements du cerf et du sanglier en Wallonie"},"content":{"rendered":"<p>Comme un peu partout en Europe, les populations de cerfs et de sangliers n\u2019ont jamais \u00e9t\u00e9 aussi \u00e9lev\u00e9es en Wallonie que lors de cette derni\u00e8re d\u00e9cennie. L\u2019augmentation des deux esp\u00e8ces s\u2019accompagne forc\u00e9ment d\u2019une expansion g\u00e9ographique de leur aire de r\u00e9partition. Cette augmentation engendre des impacts consid\u00e9rables \u00e0 plusieurs niveaux : d\u00e9g\u00e2ts \u00e0 l\u2019agriculture, \u00e0 la production foresti\u00e8re, aux \u00e9cosyst\u00e8mes, ainsi que r\u00f4le de r\u00e9servoir d\u2019agents pathog\u00e8nes jou\u00e9 par ces deux esp\u00e8ces. Les distances individuelles parcourues sont des \u00e9l\u00e9ments importants pour mieux comprendre la d\u00e9mographie, la dispersion de la population et le flux g\u00e9n\u00e9tique. Une \u00e9tude r\u00e9alis\u00e9e par le DEMNA et bas\u00e9e sur la capture et le suivi de marcassins et de faons a apport\u00e9 des \u00e9l\u00e9ments de r\u00e9ponses \u00e0 trois questions : Quelles cat\u00e9gories d\u2019individus sont susceptibles de r\u00e9aliser les plus grands d\u00e9placements ? R\u00e9ponse : Pour les deux esp\u00e8ces, ce sont les jeunes m\u00e2les qui se d\u00e9placent sur les plus grandes distances. Observe-t-on le ph\u00e9nom\u00e8ne de dispersion natale (le fait de quitter le domaine vital maternel) chez les deux esp\u00e8ces et dans quelle proportion ? R\u00e9ponse : cerfs et sangliers montrent un taux de dispersion similaire en fonction des cat\u00e9gories sociales : 53 et 42 % pour les m\u00e2les subadultes et 14 et 16% pour les femelles et les juv\u00e9niles. Les zones cyn\u00e9g\u00e9tiques (ZOC) pr\u00e9alablement dessin\u00e9es pour g\u00e9rer l\u2019esp\u00e8ce cerf sont-elles pertinentes et conviennent-elles au sanglier ? R\u00e9ponse : Une diff\u00e9rence de comportement a \u00e9t\u00e9 observ\u00e9e chez le sanglier pour lequel la dispersion est l\u00e9g\u00e8rement plus importante. De plus, les m\u00e2les subadultes ne sont pas les seuls concern\u00e9s par la dispersion. Les limites de zones sont donc davantage perm\u00e9ables aux sangliers qu\u2019aux cerfs. En conclusion, les r\u00e9sultats montrent que les distances parcourues par les deux esp\u00e8ces en fonction du groupe social sont du m\u00eame ordre de grandeur. La d\u00e9limitation des ZOC semble pertinente pour le cerf mais pas pour le sanglier. [C.S.]<\/p>","protected":false},"excerpt":{"rendered":"<p>Comme un peu partout en Europe, les populations de cerfs et de sangliers n\u2019ont jamais \u00e9t\u00e9 aussi \u00e9lev\u00e9es en Wallonie que lors de cette derni\u00e8re d\u00e9cennie. L\u2019augmentation des deux esp\u00e8ces s\u2019accompagne forc\u00e9ment d\u2019une expansion g\u00e9ographique de leur aire de r\u00e9partition. Cette augmentation engendre des impacts consid\u00e9rables \u00e0 plusieurs niveaux : d\u00e9g\u00e2ts \u00e0 l\u2019agriculture, \u00e0 la [&hellip;]<\/p>","protected":false},"featured_media":0,"template":"","categories":[49],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>L\u2019analyse des d\u00e9placements du cerf et du sanglier en Wallonie - For\u00eat.Nature<\/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:\/\/foretnature.be\/en\/article-foret-nature\/lanalyse-des-deplacements-du-cerf-et-du-sanglier-en-wallonie\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u2019analyse des d\u00e9placements du cerf et du sanglier en Wallonie - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"Comme un peu partout en Europe, les populations de cerfs et de sangliers n\u2019ont jamais \u00e9t\u00e9 aussi \u00e9lev\u00e9es en Wallonie que lors de cette derni\u00e8re d\u00e9cennie. 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Cette augmentation engendre des impacts consid\u00e9rables \u00e0 plusieurs niveaux : d\u00e9g\u00e2ts \u00e0 l\u2019agriculture, \u00e0 la [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/foretnature.be\/en\/article-foret-nature\/lanalyse-des-deplacements-du-cerf-et-du-sanglier-en-wallonie\/\" \/>\n<meta property=\"og:site_name\" content=\"For\u00eat.Nature\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/foretnature.be\/en\/article-foret-nature\/lanalyse-des-deplacements-du-cerf-et-du-sanglier-en-wallonie\/\",\"url\":\"https:\/\/foretnature.be\/en\/article-foret-nature\/lanalyse-des-deplacements-du-cerf-et-du-sanglier-en-wallonie\/\",\"name\":\"L\u2019analyse des d\u00e9placements du cerf et du sanglier en Wallonie - For\u00eat.Nature\",\"isPartOf\":{\"@id\":\"https:\/\/foretnature.be\/en\/#website\"},\"datePublished\":\"2024-10-23T14:43:06+00:00\",\"dateModified\":\"2024-10-23T14:43:06+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/foretnature.be\/en\/article-foret-nature\/lanalyse-des-deplacements-du-cerf-et-du-sanglier-en-wallonie\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/foretnature.be\/en\/article-foret-nature\/lanalyse-des-deplacements-du-cerf-et-du-sanglier-en-wallonie\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/foretnature.be\/en\/article-foret-nature\/lanalyse-des-deplacements-du-cerf-et-du-sanglier-en-wallonie\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/foretnature.be\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"L\u2019analyse des d\u00e9placements du cerf et du sanglier en Wallonie\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/foretnature.be\/en\/#website\",\"url\":\"https:\/\/foretnature.be\/en\/\",\"name\":\"For\u00eat.Nature\",\"description\":\"Une \u00e9quipe technique au service de la for\u00eat\",\"publisher\":{\"@id\":\"https:\/\/foretnature.be\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/foretnature.be\/en\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/foretnature.be\/en\/#organization\",\"name\":\"For\u00eat.Nature\",\"url\":\"https:\/\/foretnature.be\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\/\/foretnature.be\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/foretnature.be\/wp-content\/uploads\/2021\/01\/logoFOblanc.png\",\"contentUrl\":\"https:\/\/foretnature.be\/wp-content\/uploads\/2021\/01\/logoFOblanc.png\",\"width\":300,\"height\":151,\"caption\":\"For\u00eat.Nature\"},\"image\":{\"@id\":\"https:\/\/foretnature.be\/en\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"L\u2019analyse des d\u00e9placements du cerf et du sanglier en Wallonie - For\u00eat.Nature","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/foretnature.be\/en\/article-foret-nature\/lanalyse-des-deplacements-du-cerf-et-du-sanglier-en-wallonie\/","og_locale":"en_GB","og_type":"article","og_title":"L\u2019analyse des d\u00e9placements du cerf et du sanglier en Wallonie - For\u00eat.Nature","og_description":"Comme un peu partout en Europe, les populations de cerfs et de sangliers n\u2019ont jamais \u00e9t\u00e9 aussi \u00e9lev\u00e9es en Wallonie que lors de cette derni\u00e8re d\u00e9cennie. 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