Systematic position Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Siluriformes (Catfishes) Family: Erethistidae (Erethistid catfishes) Genus: Hara Species: H. hara Common/local names English name: Kosi hara Bangladesh: Kutakanti (কাটাকুন্তি), Chakamaka (চাকামাকা) and Tit magur (তিত মাগুর) Distributions: Bangladesh, India, Nepal
Day’s mystus, Mystus bleekeri (Day, 1877)
Systematic position Class: Actinopterygii (Ray-finned fish) Order: Siluriformes (Catfishes) Family: Bagridae (Bagrid catfishes) Genus: Mystus species: M. bleekeri Synonyms Aoria bleekeri (Day, 1877) Macrones bleekeri Day, 1877 Common/local names English name: Day’s mystus Bangladesh: Tengra (টেংরা) and Golsha- tengra (গুলশা
Tengara mystus, Mystus tengara (Hamilton, 1822)
Systematic position Class: Actinopterygii (Ray- finned fish) Order: Siluriformes (Catfishes) Family: Bagridae (Bagrid catfishes) Genus: Mystus Species: M. tengara Synonyms Macrones tengara (Hamilton, 1822) Pimelodus carcio Hamilton, 1822 Pimelodus tengara Hamilton, 1822 Common/local names English name: Tengara mystus India: Tinggaray,
Aspidoparia, Aspidoparia morar (Hamilton, 1822)
Systematic position Class- Actinopterygii Order- Cypriniformes Family- Cyprinidae Genus- Aspidoparia Species- A. morar Synonyms Cyprinus morar Hamilton, 1822 Leuciscus morar (Hamilton, 1822) Morara morar (Hamilton, 1822) Aspidoparia sardina Heckel, 1847 English name: Aspidoparia Local names: Pioly (পিওলী), Morar (মোরার), Morari
Bronze featherback: Notopterus notopterus (Pallas, 1769)
Syatematic position Class: Actinopterygii (ray-finned fishes) Order: Osteoglossiformes (bony tongues) Family: Notopteridae (featherbacks or knifefishes) Genus: Notopterus Species: N. notopterus Synonyms Clupea synura Bloch & Schneider, 1801 Gymnotus notopterus Pallas, 1769 Notopterus kapirat (Lacepède, 1800) Notopterus bontianus Valenciennes, 1848 Mystus
Culture of Mud Crab, Scylla serrata
Introduction: The feasibility of culturing crabs has received attention in some countries because of high market demand and decreasing availability. In the year 2007-2008, 439 tons of crabs and eel of 4.88 crore taka were exported from Bangladesh (FRSS, 2009).
Humped featherback: Chitala chitala (Hamilton, 1822)
Systematic position Phylum: ChordataClass: Actinopterygii (Ray-finned fishes) Order: Osteoglossiformes (bonytongues) Family: Notopteridae (featherfin knifefishes or Old World knifefishes) Genus: Chitala Species: C. chitala Synonyms Mystus chitala Hamilton, 1822 Notopterus chitala Day, 1878 Common names: Chital (Bangladesh); Humped featherback (English); Clown