人为干扰对武汉市城市绿地鸟类群落结构的影响
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作者单位:

1.西藏大学生态环境学院青藏高原生物多样性与生态环境保护教育部重点实验室 拉萨 850000;2.武汉大学生命科学学院青藏高原生物多样性与生态环境保护教育部重点实验室 武汉 430072

作者简介:

尼玛卓玛,女,硕士研究生;研究方向:鸟类生态学;E-mail:3263374365@qq.com。

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基金项目:

国家自然科学基金项目(No. 31722051),西藏大学研究生高水平人才培养计划项目(No. 2021-GSP-S046);


Effects of Anthropogenic Disturbance on the Community Structure of Birds in Urban Green Spaces in Wuhan, China
Author:
Affiliation:

1.Key Laboratory of Biodiversity and Environment on the Qinghai-Tibetan Plateau, Ministry of Education, School of Ecology and Environment, Tibet University, Lhasa 850000; 2.Key Laboratory of Biodiversity and Environment on the Qinghai-Tibetan Plateau, Ministry of Education, College of Life Sciences, Wuhan University, Wuhan 430072, China

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    摘要:

    城市绿地生态系统是城市景观的重要组成部分,具有重要的生态与文化价值。鸟类是城市绿地生态系统的指示类群,研究人类活动对鸟类资源的影响能够为城市生态景观的建设与维护提供重要理论依据。本研究于2021年10月至2022年5月,采用样线法对武汉市不同干扰强度的城市绿地内林鸟群落进行调查。共记录到鸟类11目34科100种,其中国家二级重点保护鸟类9种,在物种组成上以雀形目为主(76种,占调查到总鸟种数的76%),在居留型上以留鸟为主(42种,42%),在区系上主要属于东洋界(45种,45%)。繁殖季鸟类物种数高于非繁殖季,主要是由于夏候鸟和旅鸟的增加导致。在不同干扰强度中,重度干扰斑块的平均鸟类个体数最多,轻度干扰斑块的鸟类物种丰富度、多样性指数和均匀度指数最高,而中度干扰斑块的鸟类个体数、物种丰富度、多样性指数和均匀度指数均为最低,且繁殖季和非繁殖季鸟类群落结构在不同人为干扰强度中的格局未发生变化。综上所述,武汉市城市绿地的鸟类多样性较为丰富,随着干扰强度增加,鸟类多样性出现非线性差异,揭示了人为干扰与自然干扰对生态影响的差异;在面积狭小、破碎化严重的斑块中,人为干扰可能有利于城市绿地鸟类多样性的维持。

    Abstract:

    [Objectives] Urban green spaces are vital components of the urban landscape and hold significant ecological and cultural values. Studying the impact of human activities on bird diversity can provide a theoretical basis for constructing and maintaining ecological urban landscapes. [Methods] This study used the transect method to investigate bird communities in 8 urban green spaces with 3 disturbance levels in Wuhan, China from October 2021 to May 2022. The bird community structure was analyzed using diversity parameters, including species richness, diversity index, evenness index, and dominance index. Differences were assessed using one-way ANOVA. [Results] A total of 100 bird species in 11 orders and 34 families were recorded, including 9 nationally protected birds species at the II-level (Appendix 1). Passerines comprised the majority (76 species, 76% of the total bird species surveyed) of the recorded species, with the most important fauna and resident type were oriental birds (45 species, 45%) and resident birds (42 species, 42%), respectively. During the breeding season, the number of bird species is higher than that during the non-breeding season, primarily due to an increase in summer visitors and passage migrant. Among the bird communities in green spaces with varying disturbance intensities, the highest species richness, Shannon-Wiener index, and uniformity index were observed in mildly disturbed areas, while the species richness, Shannon-Weiner index, and uniformity index are the lowest in areas with moderate interference (Fig. 1). The dominance index was highest in highly disturbed areas, and lowest in mildly disturbed areas (Fig. 1). During different seasons, there are differences in bird diversity and community structure, but seasons do not affect the pattern of bird communities across different levels of human disturbance. [Conclusion] In summary, the bird diversity of urban green spaces in Wuhan is relatively rich, and there was a nonlinear relationship with disturbance intensity, indicating that the difference between human disturbance and natural disturbance in small and fragmented patches may be more conducive to maintaining biodiversity.

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尼玛卓玛,李映灿,赵华斌.2024.人为干扰对武汉市城市绿地鸟类群落结构的影响.动物学杂志,59(3):337-348.

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  • 收稿日期:2023-06-25
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  • 在线发布日期: 2024-06-17
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