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杭州午潮山国家森林公园鸟兽红外相机监测

Infrared Camera Trap Monitoring of Birds and Mammals in Wuchao Mountain National Forest Park

  • 摘要: 采用红外相机技术于2021年2月在杭州午潮山国家森林公园(城郊森林)内布设23台红外相机,累积8 643个相机工作日,共获得照片1 632张,识别到10种野生兽类、21种鸟类,其中豹猫(Prionailurus bengalensis)、红喉歌鸲(Calliope calliope)、白鹇(Lophura nythemera)、灰林鸮(Strix aluco)属于国家二级保护野生动物,其余多为“三有”保护动物。兽类中,小麂(Muntiacus reevesi)、野猪(Sus scrofa)的相对多度指数(RAI)最高;鸟类中,白鹇、怀氏虎鸫(Zoothera aurea)的RAI最高,过境候鸟集中出现在溪水流经的林窗。不同于深山中小麂常见的“晨昏型”活动节律,午潮山的小麂日活动节律集中在18:00—次日2:00。城郊森林中野生动物的种类、数量以及保护等级低于偏远山区,部分动物甚至改变其日活动节律以适应城郊强烈的人类活动的扰动。

     

    Abstract: Twenty-three infrared cameras were deployed in Wuchao Mountain National Forest Park (a suburban forest of Hangzhou City) from March 2021 to March 2023, consequently, a total of 8 643 camera working days were accumulated, 1 632 photographs were obtained. Ten wild mammal species and Twenty-one bird species were identified, Prionailurus bengalensis, Calliope calliope, Lophura nycthemera, and Strix aluco have been listed as Class II State Key Protected Wild animals, while most of the remaining species have been classified as the “Three Have” (i.e. animals with important ecological, scientific, and social value) protected animals. Muntiacus reevesi and Sus scrofa exhibited the highest relative abundance index (RAI) among mammals, L. nycthemera and White’s thrush (Zoothera aurea) showed the highest RAI among the birds, with migratory birds concentrated in forest gaps along streams. Unlike the typical activity rhythm from dawn to dusk observed remote mountain areas, the daily activity rhythm of M. reevesi in Wuchao Mountain was concentrated from 18:00 to 02:00 the following day. The species, quantities and protection level of wild animals in suburban forests are lower than those in remote mountain areas, therefore, some animals in suburban environments even modify their daily activity rhythms to adapt to the disturbance caused by human activities.

     

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