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卑南大溪水棲昆蟲相初探

Preliminary Study of Aquatic Insects Fauna in Peinan Stream

摘要


本研究自1998年2月至1998年5月間,於卑南大溪流域設置八個採樣站,以蘇伯氏定面積水網,調查卑南大溪流域水棲昆蟲的種類與數量。調查結果共採獲7目32科58種的水棲昆蟲,其中以蜉蝣目昆蟲最多,佔總採獲昆蟲的40%。種類數最多的昆蟲爲毛翅白,共計有16種。根據Hilsenhoff的種級生物指標(BI)和科級生物指標(FBI)的分析,各採樣站呈現特優(Excellent)或非常良好(Very good)的水質狀況。

關鍵字

水棲昆蟲 卑南大溪 台灣

並列摘要


This study investigates the aquatic insects by Surber samplers at eight sampling sites in Peinan stream' Taiwan from Feb. 1998 to May 1998. As a result of this study' 58 taxa of aquatic insects were found, including 7 orders and 32 families. Of the total number of insects collected, 40% are Ephemeroptera, which is the most abundant insect in the study area. On the other hand' a total of 16 taxa of Trichoptera were collected which were far more abundant than other orders in species number. According to Hilsenhoff's Biotic Index (BI) and Family-Level Biotic Index (FBI), the water quality is excellent or very good in all sampling sites.

並列關鍵字

aquatic insects Peinan stream Taiwan

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