Assessment on seasonal variation of fish in the mangrove area, eastern Thailand

This is the authors' abstract. We don't add key points for this paper.

A total of 1,655 individuals fish representing 33 families and 54 species were found. The family Gobiidae was dominant with 6 species (11%) followed by Ambassidae, Blenniidae, Engraulidae, Leiognathidae and Siganidae with 3 species (6%) and other families with one or two species each. One blackish water fish, Neostethus lankesteri was newly recorded in Rayong River and Trat mangrove area. In terms of water quality that related to the fish species, the distribution of fishes in the study areas were separated into 2 main groups of mangrove area of mainstream or canal ecosystem, was influenced by salinity and mangrove area of coastal ecosystem which influenced by the sea directly. Additionally, it found that many species of fishes had potential for commercial culture such as Terapon jarbua, Abudefduf vaiqiensis, Siganus fuscescens, Neostethus lankesteri, Ambassis kopsii and Osteomugil cunnesius.