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Colour ringing programme of the lesser spotted eagle (Aquila pomarina) population in Slovakia and its new results in the period 2009–2012

机译:斯洛伐克斑点鹰(Aquila pomarina)种群的彩铃计划及其2009-2012年期间的新成果

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In the years 2009-2012 a total of 316 individuals were marked in a colour ringing programme of the population ofA. pomarina in Slovakia. From this a total of 39 inds. were ringed with yellow readable plastic rings with a two-place alphanumeric code (all young in a nest) and 277 inds. (273 young and 4 adult inds.) with light-blue rings. For the entire period of the programme of marking the A. pomarina population in Slovakia in the years 2000-2012 a total of 952 inds. were ringed, 933 of which were young birds in nest and 19 adult individuals. In the period 2009-2012 48 records were obtained from observations of 35 individuals of different age categories (31 individuals from one to 11 years old, three of unknown age and one young individual about one month after fledging the nest). The age categories of immature individuals were determined, and six were found to be one-year-old individuals (12.5%) in the second calendar year of life after their first return from wintering grounds, six were two-year-old eagles (12.5%) and five were three-year-old eagles (10.4%) which spent breeding periods in Europe at a relatively small distance from their place of hatching. Adult individuals were found to be in their current breeding grounds at distances of 8-249 km from their hatching place. In the period 2000-2012 three individuals were recorded 3?— and four individuals 2?—. The results confirm breeding site fidelity in adults, but also the fidelity of immature individuals to their hatching place, and the return of one-year-old individuals from their wintering grounds to the vicinity of their hatching place immediately in the first year of life (that is, in the second calendar year).
机译:在2009-2012年间,共有316名个体被标记为A族的彩铃计划。斯洛伐克的波马里纳。从这里总共39 inds。被黄色可读的塑料环圈住,该环带有两个位的字母数字代码(所有幼体都在巢中)和277个inds。 (273名年轻人和4名成人)。在2000年至2012年期间,斯洛伐克的标记海洋虾种群计划的整个期间,共有952个印度群岛。响了起来,其中933羽是巢中的幼鸟,还有19羽成年个体。在2009年至2012年期间,通过观察35个不同年龄类别的人(31个从1到11岁的人,3个不明年龄的人和一个从巢穴出巢后一个月的年轻人)获得了48个记录。确定了未成熟个体的年龄类别,在他们第一次从越冬场返回后的第二个日历年中,发现六岁为一岁个体(12.5%),六岁为两岁老鹰(12.5%) %)和五只三岁的老鹰(10.4%),它们在欧洲的繁殖期与孵化场的距离相对较小。发现成年个体位于其目前的繁殖地,距孵化场8-249公里。在2000年至2012年期间,记录了3个人(3个人)和4个人(2个人)。结果证实了成年繁殖场所的保真度,也证实了未成熟个体对其孵化场的保真度,以及一岁个体在越冬后第一年立即从越冬地返回其孵化场附近(也就是第二个日历年)。

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