Title: Preliminary investigation on the fishes of Oujiang river estuary
Abstract: An investigation of fishes by trawl and swing net in Oujiang river estuary in June and September 2007 has been carried out,the results showed: All the speciments collected were examined and a total of 72 species were identified belonging to 55 genera,33 families,12 orders and 2 classes,and there were 4 species belonging to Chondrichthyes,68 species belonging to Osteichthyes,accounting for 5.6% and 94.4%,respectively.Based on the temperature nature of the fauna,the fishes in Ouijang river estuary may be grouped into three types,with warm water species,warm temperature species and cold temperature species respectively accounting for 37.5%,56.9% and 5.6%;According to the diversity of habitable environment,the fishes may be grouped into three types,namely demersal fish,near demersal fish and superstratum and mesopelagic fish accounting for 37.5%,41.7% and 20.8%;According to the ecological type,the fishes may be grouped into three types,with oceanic fish,estuarine fish and superstratum and migrating fish accounting for 81.9%,15.3% and 2.8%.Compared with other sea areas around Oujiang river estaury,there were typical fish-faunal characters in semi-tropical north estuary and bay.
Publication Year: 2008
Publication Date: 2008-01-01
Language: en
Type: article
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Cited By Count: 2
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