Category: Fishes | Resource

Tista batasio, Batasio batasio (Hamilton, 1822)

Systematic position Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Siluriformes (Catfishes) Family: Bagridae (Bagrid catfishes) Genus: Batasio Species: B. batasio

Synonyms Gagata batasio (Hamilton, 1822) Macrones batasio (Hamilton, 1822) Pimelodus batasio Hamilton, 1822

Common/local names English: Tista batasio Bangladesh: Tengra (টেংরা) India: Batasio, Batashi and Bajori (Talwar and Jhingran, 1991)

Distribution: Bangladesh, India and Nepal (Talwar and Jhingran, 1991).

Conservation status: Not threatened in Bangladesh (IUCN Bangladesh, 2000). Currently became …read more

Category: Fishes | Resource | Threatened fishes

Assame batasio, Batasio tengana (Hamilton, 1822)

Systematic position Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Siluriformes (Catfishes) Family: Bagridae (Bagrid catfishes) Genus: Batasio Species: B. tengana

Synonyms Bagrus tengana (Hamilton, 1822) Gagata tengana (Hamilton, 1822) Macrones tengana (Hamilton, 1822) Pimelodus tengana Hamilton, 1822

Common/local names English: Assame batasio Bangladesh: Tengra (টেংরা) India: Batasi (Talwar and Jhingran, 1991).

Distribution: Bangladesh, India, Myanmar and Thailand (Talwar and Jhingran, 1991).

Conservation status: Endangered in Bangladesh (IUCN Bangladesh, 2000). …read more

Category: Fishes | Freshwater Fishes | Resource

Near Threatened (NT) Freshwater Fishes of Bangladesh

Osteobrama cotio, one of the Near Threatened (NT) Freshwater Fishes of Bangladesh

Osteobrama cotio, one of the Near Threatened (NT) Freshwater Fishes of Bangladesh

A Near Threatened (NT) species is one which has been categorized by the International Union for Conservation of Nature (IUCN) as likely to become endangered in the near future. It is the fourth highest risk category after Critically Endangered …read more

Category: Fishes | Resource

List of Freshwater Fishes of Bangladesh and their conservation status

Conservation status of Freshwater Fishes of Bangladesh (According to IUCN Bangladesh (2015a, b))

Conservation status of Freshwater Fishes of Bangladesh (According to IUCN Bangladesh (2015a, b))

List of freshwater fishes of Bangladesh including their local conservation status (IUCN 2015a and b) are given below. In the …read more

Category: Fishes | Resource

Freshwater and Estuarine Fishes of Bangladesh

Freshwater and Estuarine Fishes: General parameter to differentiate freshwater from estuarine habitat is the salinity level of water. Freshwater contains less than 0.5 ppt (Parts Per Thousand) salinity whereas estuarine water contains moderate salinity (generally 14-17 ppt). We can easily define freshwater and estuarine fish species in such ways that “fishes live in freshwater habitats are called freshwater fish and fishes live in estuarine habitat are called estuarine fishes.”

But, …read more

Category: Fishes | Freshwater Fishes | Resource | Threatened fishes

Threatened Freshwater Fishes of Bangladesh

Distribution of Threatened Freshwater Fishes of Bangladesh (IUCN Bangladesh (2015a, b))

Distribution of Threatened Freshwater Fishes of Bangladesh (IUCN Bangladesh (2015a, b))

Threatened species are any species which are vulnerable to endangerment in the near future. It includes Critically Endangered (CR), Endangered (EN) and Vulnerable (VU) …read more

Category: Fishes | Freshwater Fishes | Resource | Threatened fishes

Endangered (EN) Freshwater Fishes of Bangladesh

Ompok pabda, one of the endangered freshwater fishes of Bangladesh

Ompok pabda, one of the endangered freshwater fishes of Bangladesh

An endangered (EN) species is one which has been categorized by the International Union for Conservation of Nature (IUCN) as facing a high risk of extinction in the wild. It is the second highest risk category after critically endangered (CR) assigned by the …read more