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Numbers of invasive House Sparrows Passer domesticus in a rural landscape of Limpopo province, South Africa
Ostrich ( IF 1 ) Pub Date : 2020-08-25 , DOI: 10.2989/00306525.2020.1789771
Cavin T Shivambu 1, 2 , Ndivhuwo Shivambu 1, 2 , Takalani Nelufule 3 , Moleseng C Moshobane 4 , Manqoba M Zungu 1 , Colleen T Downs 1
Affiliation  

The House Sparrow Passer domesticus is recognised as one of the commonest avian invasive species globally, with its occurrence associated with human existence. However, relatively little on population sizes of this species in rural landscapes has been documented. The study on House Sparrows was conducted in three areas in a rural landscape of Limpopo province, South Africa where it is an invasive, to 1) determine population numbers of the House Sparrow between the years 2014 and 2016, and 2) investigate the interaction between the number of House Sparrows and the number of their active nests. The House Sparrow population numbers showed no significant differences between 2014, 2015 and 2016. The House Sparrow numbers were influenced by the number of active nests in 2014 and 2016. The current study showed that the presence of House Sparrows was not affected by the house type they roosted in, and the number of active nests was not influenced by the house types available in each area. The results also showed that the House Sparrow occurs across a rural landscape with variation in numbers across seasons. The evidence reported provides significant insight into how invasive House Sparrows are well established in rural landscapes around human habitation, and it is recommended that this should be incorporated into the management of such alien invasive birds.



中文翻译:

南非林波波省乡村景观中的侵入性麻雀过客数量

麻雀过客家被认为是全球最常见的鸟类入侵物种之一,其发生与人类生存有关。但是,在乡村景观中该物种的种群数量相对较少。对麻雀的研究是在南非林波波省一个具侵入性的乡村景观的三个地区进行的,以进行以下研究:1)确定2014年至2016年间麻雀的种群数量,以及2)研究麻雀之间的相互作用麻雀的数量及其活动巢的数量。麻雀的人口数量在2014年,2015年和2016年之间没有显着差异。麻雀的数量受2014年和2016年活动巢数的影响。当前的研究表明,麻雀的栖息地不受它们栖息的房屋类型的影响,活动巢的数量不受每个区域可用房屋类型的影响。结果还表明,麻雀分布在整个乡村景观中,并且随着季节的变化而变化。报告的证据为如何在人类居住周围的乡村景观中很好地建立了侵入性麻雀提供了重要的见识,建议将其纳入此类外来侵入性鸟类的管理中。

更新日期:2020-09-21
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