Stinging catfish, Heteropneustes fossilis (Bloch, 1794)

Systematic position Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Siluriformes (Catfishes) Superfamily: Siluroidea Family: Heteropneustidae (Saccobranchidae; Airsac catfishes) Genus: Heteropneustes Species: H. fossilis Common/local names English: Stinging catfish Bangladesh: Shing (শিং), Shinghi (শিংঘি) and Jiol (জিওল) India: Singee and Sheenee

Pabdah catfish, Ompok pabda (Hamilton, 1822)

Systematic position Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Siluriformes (Catfishes) Superfamily: Siluroidea Family: Siluridae (Sheatfishes) Genus: Ompok Species: O. pabda Common/ local names English: Pabdah catfish Bangladesh: Madhu pabda (মধু পাবদা) and Pabda (পাবদা) India: Leothari, Pahboh (Assam); Pabda,

Walking catfish, Clarias batrachus (Linneaeus, 1758)

Systematic position Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Siluriformes (Catfishes) Superfamily: Siluroidea Family: Clariidae (Airbreathing catfishes) Genus: Clarias Species: C. batrachus Synonyms Clarias assamensis Day, 1877 Clarias punctatus Valenciennes, 1840 Silurus batrachus Linneaeus, 1758 Common/local names English: Magur, Walking

Great snakehead, Channa marulius (Hamilton, 1822)

Systematic position Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Perciformes (Perches) Suborder: Channoidei (Ophiocephaliformes) Family: Channidae (Snakeheads) Genus: Channa Species: C. marulius Common/local names English: Giant snakehead and Great snakehead Bangladesh: Gajar (গজার), Gajal (গজাল) and Sal (সাল) India: Haal

Walking snakehead, Channa orientalis Bloch & Schneider, 1801

Systematic position Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Perciformes (Perches) Suborder: Channoidei (Ophiocephaliformes) Family: Channidae (Snakeheads) Genus: Channa Species: C. orientalis Synonyms Channa gachua (non-Hamilton, 1822; misspelled name) Ophicephalus apus Canestrini, 1861 Ophiocephalus apus Canestrini, 1861 Ophiocephalus aurantiacus Hamilton,