{"id":7954,"date":"2017-04-12T15:37:19","date_gmt":"2017-04-12T15:37:19","guid":{"rendered":"https:\/\/adf-magazine.com?p=7954"},"modified":"2017-05-10T19:01:25","modified_gmt":"2017-05-10T19:01:25","slug":"lafrique-du-sud-cherche-a-sauver-les-manchots","status":"publish","type":"post","link":"https:\/\/adf-magazine.com\/fr\/2017\/04\/lafrique-du-sud-cherche-a-sauver-les-manchots\/","title":{"rendered":"L\u2019AFRIQUE DU SUD CHERCHE \u00c0 SAUVER LES MANCHOTS"},"content":{"rendered":"<p>MEDIA CLUB\u00a0SOUTH AFRICA<\/p>\n<p>Alors qu\u2019on d\u00e9nombrait encore 56.000 couples de manchots africains en Afrique du Sud en 2001, il n\u2019y en avait plus que 19.000 en 2014. Cette baisse radicale a incit\u00e9 BirdLife South Africa \u00e0 tenter quelque chose d\u2019in\u00e9dit pour lutter contre l\u2019extinction du manchot.<\/p>\n<p>Sous la direction de Christina Hagen, BirdLife South Africa souhaite \u00e9tablir une nouvelle colonie africaine de manchots qui permettra d\u2019accro\u00eetre le nombre d\u2019individus de cette esp\u00e8ce.<\/p>\n<p>\u00ab Les manchots ont besoin de toute l\u2019aide possible \u00bb, d\u00e9clare Mark Anderson, directeur g\u00e9n\u00e9ral de BirdLife. \u00ab L\u2019\u00e9tablissement de nouvelles colonies sur le continent est une intervention de gestion tr\u00e8s importante. \u00bb<\/p>\n<p>Il reste deux populations majeures de ces oiseaux : les nombreuses colonies du Cap-Occidental entre le Parc national de la c\u00f4te ouest et Gansbaai, et les colonies de la baie d\u2019Algoa, au Cap-Oriental.\u00a0 Une distance de 600 kilom\u00e8tres s\u00e9pare les deux populations, et cela pose un probl\u00e8me pour les d\u00e9fenseurs de l\u2019esp\u00e8ce.<\/p>\n<p>Mme Hagen explique que les manchots se reproduisent plus facilement sur les \u00eeles o\u00f9 il n\u2019existe pas de pr\u00e9dateur terrestre. \u00c9tant donn\u00e9 qu\u2019il n\u2019y a pas d\u2019\u00eele entre Gansbaai et Port Elizabeth, les colonies restent s\u00e9par\u00e9es. C\u2019est pour cela que la nouvelle colonie devra \u00eatre plac\u00e9e sur le continent.<\/p>\n<p>BirdLife South Africa \u00e9valuait toujours des lieux ad\u00e9quats pour fonder la colonie en ao\u00fbt 2016. Le choix de l\u2019emplacement d\u00e9pend de l\u2019abondance de sardines et d\u2019anchois dans la r\u00e9gion : ces poissons sont les deux sources principales de nourriture pour les manchots.<\/p>\n<p>Outre des populations de poissons suffisantes, il existe de nombreux autres facteurs d\u00e9terminants dans le choix du lieu optimal pour les manchots. Le terrain doit \u00eatre adapt\u00e9 \u00e0 la construction des nids, qui se fait en g\u00e9n\u00e9ral en creusant dans le guano mou. La zone doit faciliter la protection des oiseaux contre les pr\u00e9dateurs tels que les caracals, les l\u00e9opards et les mangoustes. En outre, elle ne devrait pas \u00eatre trop proche des sources de pollution telles que le p\u00e9trole.<\/p>\n<p>En 2010, BirdLife International place le manchot africain sur la liste des esp\u00e8ces menac\u00e9es, ce qui indique que son nombre a diminu\u00e9 de moiti\u00e9 en trois g\u00e9n\u00e9rations de manchots, soit environ 30 ans. On estime que ce d\u00e9clin est destin\u00e9 \u00e0 continuer. La baisse de population est largement li\u00e9e aux activit\u00e9s humaines.\u00a0 Tout d\u2019abord, le ramassage des \u0153ufs et le raclage du guano pour l\u2019utiliser comme engrais sont \u00e0 l\u2019origine d\u2019\u00e9normes pertes ; puis la surp\u00eache dans les ann\u00e9es 60 a entra\u00een\u00e9 des pertes suppl\u00e9mentaires.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MEDIA CLUB\u00a0SOUTH AFRICA Alors qu\u2019on d\u00e9nombrait encore 56.000 couples de manchots africains en Afrique du Sud en 2001, il n\u2019y en avait plus que 19.000 en 2014. Cette baisse radicale a incit\u00e9 BirdLife South Africa \u00e0 tenter quelque chose d\u2019in\u00e9dit pour lutter contre l\u2019extinction du manchot. Sous la direction de Christina Hagen, BirdLife South Africa<\/p>\n","protected":false},"author":1,"featured_media":7718,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[50,40],"tags":[],"class_list":{"0":"post-7954","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-chemins-de-lespoir","8":"category-rubriques"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L\u2019AFRIQUE DU SUD CHERCHE \u00c0 SAUVER LES MANCHOTS - Africa Defense Forum<\/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:\/\/adf-magazine.com\/2017\/04\/south-africa-looks-to-save-penguins\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u2019AFRIQUE DU SUD CHERCHE \u00c0 SAUVER LES MANCHOTS - Africa Defense Forum\" \/>\n<meta property=\"og:description\" content=\"MEDIA CLUB\u00a0SOUTH AFRICA Alors qu\u2019on d\u00e9nombrait encore 56.000 couples de manchots africains en Afrique du Sud en 2001, il n\u2019y en avait plus que 19.000 en 2014. Cette baisse radicale a incit\u00e9 BirdLife South Africa \u00e0 tenter quelque chose d\u2019in\u00e9dit pour lutter contre l\u2019extinction du manchot. 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