{"id":3767,"date":"2007-02-02T10:14:32","date_gmt":"2007-02-02T03:14:32","guid":{"rendered":"http:\/\/swallow-nest.com\/article\/2007\/02\/02\/nest-site-reuse-patterns-for-a-cavity-nesting-bird-community-in-interior-british-columbia\/"},"modified":"2007-02-02T10:14:32","modified_gmt":"2007-02-02T03:14:32","slug":"nest-site-reuse-patterns-for-a-cavity-nesting-bird-community-in-interior-british-columbia","status":"publish","type":"post","link":"https:\/\/indonesia-product.com\/news\/nest-site-reuse-patterns-for-a-cavity-nesting-bird-community-in-interior-british-columbia\/","title":{"rendered":"NEST-SITE REUSE PATTERNS FOR A CAVITY-NESTING BIRD COMMUNITY IN INTERIOR BRITISH COLUMBIA"},"content":{"rendered":"<p><!--adsense--><br \/>\nbioone.org<br \/>\nK. E. H. AitkenA, K. L. WiebeB, K. MartinA, C,<br \/>\nA. Department of Forest Sciences, University of British Columbia, 2424 Main Mall, Vancouver,British Columbia V6T 1Z4, Canada, B. Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, Saskatchewan S7N 5E2, Canada, C. Canadian Wildlife Service, 5421 Robertson Road, RR1, Delta, British Columbia V4K 3N2, Canada<br \/>\nAbstract<\/p>\n<p>Most obligate cavity-nesting birds are considered to be nest-site limited, either by time or energy to excavate or to acquire suitable holes for nesting. We examined rates of nest-cavity reuse for a rich community of cavity-nesting birds in mixed forests in interior British Columbia. Using a sample of 402 cavity-reuse cases over five years, we measured cavity reuse for 20 cavity-nesting bird and mammal species (three guilds), and examined the relationship between nest-cavity reuse and features of cavities, nest trees, and forest stands. Eight percent of used cavities were destroyed between years. Reuse rates were 17% for the cavities of weak excavators such as nuthatches and chickadees, 28% for formerly active woodpecker nests, and 48% for cavities previously used by secondary cavity nesting birds, but there was considerable species variation within all guilds. Nest cavities in aspen that were deep with large entrances had the highest reuse. At the forest stand level, cavities in trees close to edges and in sites with more edge habitat had greater reuse. Reused cavities tended to be occupied in sequential years rather than being inactive for a year. With increasing amounts of managed landscapes, availability of suitable cavities for forest nesting vertebrates is decreasing. Reuse of existing cavities might help mitigate the problem of nest-site limitation.<br \/>\n<!--more--><br \/>\nResumen<\/p>\n<p>La plupart des oiseaux nichant obligatoirement en cavit\u00e9 sont consid\u00e9r\u00e9s comme \u00e9tant limit\u00e9s quant \u00e0 leur site de nidification, soit pour une question de temps ou d&#8217;\u00e9nergie qui sont n\u00e9cessaires pour creuser ou acqu\u00e9rir des trous adapt\u00e9s \u00e0 leur nidification. Nous avons examin\u00e9 les taux de r\u00e9utilisation de cavit\u00e9s de nidification pour une communaut\u00e9 riche en oiseaux nichant dans des cavit\u00e9s et dans des for\u00eats mixtes de l&#8217;int\u00e9rieur de la Colombie Britannique. En utilisant un \u00e9chantillon de 402 cas de cavit\u00e9s r\u00e9utilis\u00e9es, nous avons mesur\u00e9 la r\u00e9utilisation de cavit\u00e9s pour 20 esp\u00e8ces d&#8217;oiseaux et de mammif\u00e8res nichant dans des cavit\u00e9s (trois guildes), et examin\u00e9 la relation entre la r\u00e9utilisation de cavit\u00e9 de nidification et les caract\u00e9ristiques des cavit\u00e9s, des arbres utilis\u00e9s pour la nidification, et des peuplements forestiers. 8% des cavit\u00e9s utilis\u00e9es ont \u00e9t\u00e9 d\u00e9truites au cours des ann\u00e9es. Les taux de r\u00e9utilisation \u00e9taient de 17% pour les cavit\u00e9s des esp\u00e8ces \u00e0 faible capacit\u00e9 de creusage telles que les sittelles et les m\u00e9sanges, 28% pour les nids de pics anciennement utilis\u00e9s, et 48% pour les cavit\u00e9s pr\u00e9c\u00e9demment utilis\u00e9es par des oiseaux nichant dans des cavit\u00e9s de mani\u00e8re secondaire, mais il y avait une variation consid\u00e9rable entre les esp\u00e8ces a l&#8217;int\u00e9rieur de toutes les guildes. Les cavit\u00e9s de nidification profondes, avec de larges entr\u00e9es, et situ\u00e9es dans les trembles avaient le plus haut taux de r\u00e9utilisation. Au niveau du peuplement forestier, les cavit\u00e9s des arbres proches des lisi\u00e8res et dans les sites riches en habitats de lisi\u00e8re ont connu une plus grande r\u00e9utilisation. Les cavit\u00e9s r\u00e9utilis\u00e9es tendaient \u00e0 \u00eatre occup\u00e9es durant des ann\u00e9es cons\u00e9cutives au lieu d&#8217;\u00eatre inactives pour une ann\u00e9e. Avec une quantit\u00e9 croissante de paysages am\u00e9nag\u00e9s, la disponibilit\u00e9 de cavit\u00e9s adapt\u00e9es \u00e0 la nidification foresti\u00e8re des vert\u00e9br\u00e9s diminue. Le r\u00e9utilisation de cavit\u00e9s existantes pourrait aider \u00e0 att\u00e9nuer les probl\u00e8mes de limitation des sites de nidification.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>bioone.org K. E. H. AitkenA, K. L. WiebeB, K. MartinA, C, A. Department of Forest Sciences, University of British Columbia, 2424 Main Mall, Vancouver,British Columbia V6T 1Z4, Canada, B. Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, Saskatchewan S7N 5E2, Canada, C. Canadian Wildlife Service, 5421 Robertson Road, RR1, Delta, British Columbia V4K [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[413],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NEST-SITE REUSE PATTERNS FOR A CAVITY-NESTING BIRD COMMUNITY IN INTERIOR BRITISH COLUMBIA - Directory of wholesale, manufacturers, distributors, importer and exporter in Indonesia<\/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:\/\/indonesia-product.com\/news\/nest-site-reuse-patterns-for-a-cavity-nesting-bird-community-in-interior-british-columbia\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NEST-SITE REUSE PATTERNS FOR A CAVITY-NESTING BIRD COMMUNITY IN INTERIOR BRITISH COLUMBIA - Directory of wholesale, manufacturers, distributors, importer and exporter in Indonesia\" \/>\n<meta property=\"og:description\" content=\"bioone.org K. E. H. AitkenA, K. L. WiebeB, K. MartinA, C, A. Department of Forest Sciences, University of British Columbia, 2424 Main Mall, Vancouver,British Columbia V6T 1Z4, Canada, B. Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, Saskatchewan S7N 5E2, Canada, C. 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E. H. AitkenA, K. L. WiebeB, K. MartinA, C, A. Department of Forest Sciences, University of British Columbia, 2424 Main Mall, Vancouver,British Columbia V6T 1Z4, Canada, B. Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, Saskatchewan S7N 5E2, Canada, C. 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