Fish diversity of Indian Sundarban and its resource and research prospects: Fishes Checklist

The updated list of fishes of Sundarban gives information of about 350 species belonging to 225 genera, 86 families distributed in 25 orders occurring in this region. Cartilaginous fishes or Elasmobranchs comprise only 10.3% of fishes known, i.e., 36 species belonging to 21 genera, 10 families and 6 orders.The rest, 314 species (89.7%) in 204 genera, 76 families and 19 orders are bony fishes. Among the fishes occurring in Indian Sundarban, the family Gobiidae is the most diverse group with 40 species, followed by Sciaenidae (18 spp.) and Engraulidae (17 spp.).The highest representation of elasmobranchs is by the gray sharks (Carcharhinidae, 10 spp.), followed by stingrays (Dasyatidae, 9 spp.).

本次更新的孙德尔本斯鱼类名录收录了该区域分布的约350种鱼类，这些物种隶属于225属、86科，涵盖25个目。软骨鱼类（Elasmobranchs）仅占已知鱼类物种的10.3%，共计36种，隶属于21属、10科及6个目。剩余的314种（占比89.7%）为硬骨鱼类，隶属于204属、76科与19个目。在印度孙德尔本斯的鱼类类群中，鰕虎鱼科（Gobiidae）的物种多样性最高，共计40种；其次为石首鱼科（Sciaenidae，18种）与鳀科（Engraulidae，17种）。板鳃类中物种丰度最高的类群为真鲨科（Carcharhinidae，10种），紧随其后的是魟科（Dasyatidae，9种）。