The status of the fish diversity of the Turag River, Dhaka, Bangladesh

Abstract

A research study was carried out to assess fish diversity of the Turag River, Dhaka, Bangladesh over a period of January to December 2017. Fish sample was collected from four sampling spots of the Turag River round the year. During this period, a total of 35 fish species under 28 genera, 20 families and 8 orders were recorded. Among the recorded fishes, finfish and shellfish were 97.14% and 2.85% respectively. The dominant order was cypriniformes and family was cyprinidae comprising 34.28% and 28.57% respectively. The abundant, common, moderate and rare species were 3(8.57%), 5(14.29%), 8(22.86%) and 19(54.29%) in number respectively. Regarding the national status of recorded fishes, threatened, near threatened, least concern and not evaluated species were 22.85%, 11.42%, 62.85% and 2.85% respectively. Again, among the threatened species, 2 species (25%) and 6 species (75%) were recorded as endangered and vulnerable respectively.