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作者 | Chao, Shu-Yu;Liu, Li-lian;Liao, Chen-Pan;Chao, Shyh-Min |
出版日期 | 2023 |
已接受 | 20231220 |
著作名稱 | Mass mortality of the black sea cucumber Holothuria atra after heavy rainfall at Hsiao Liouciou Island, southern Taiwan
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刊名 | Platax |
卷 | 20 |
頁數 | 79-87 |
主題 | 動物;動物 |
關鍵字 | Mass mortality; sea cucumber; Holothuria atra; heavy rainfall |
摘要 | In August 19-20 2021, after fifteen days' heavy rainfall, a mass mortality of the common reef black sea cucumber Holothuria atra were observed at the intertidal zone at "Duzaiping, " of Hsiao Liouciou Island, southern Taiwan. The density of H. atra dropped from 5.6 +1.42 m-2 individuals (May 2020) to 2.66+1.34 individuals m-2 (September 2021). The total number dropped from 198,000 to 94,000 across a 35,400 m2 study area. Mortality rate is 52.5%. We infer the continuous heavy rainfall and high temperature during low tide is the major cause for this mass mortality. |
全文 | ![Full Text]() |
系統號 | NO000007308 |
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