Current Science 99(6), 2010,pp 713
V. V. BINOY
Department of Zoology,
MES KEVEEYAM College,
Valanchery 676 552, India
e-mail: vvbinoy@gmail.com
The air-breathing freshwater fish Clarias is represented by three species in the aquatic ecosystems of Kerala: Clariasbatrachus Hamilton (the walking catfish), Clarias dayi Hora (Malabar catfish) and Clarias dussumieri Valenciennes (Valenciennes clariid). Compared to C.dayi, which inhabits the waters of the Wyanad hills, C. dussumieri and C.batrachus are common in water bodies ranging from shallow channels to large ponds and rivers. Moreover, C. batrachusis a major species in the paddy-field
fishery of Kerala. However, the populations of these species are declining sharply in Kerala and Clarias has became rare now.
V. V. BINOY
Department of Zoology,
MES KEVEEYAM College,
Valanchery 676 552, India
e-mail: vvbinoy@gmail.com
The air-breathing freshwater fish Clarias is represented by three species in the aquatic ecosystems of Kerala: Clariasbatrachus Hamilton (the walking catfish), Clarias dayi Hora (Malabar catfish) and Clarias dussumieri Valenciennes (Valenciennes clariid). Compared to C.dayi, which inhabits the waters of the Wyanad hills, C. dussumieri and C.batrachus are common in water bodies ranging from shallow channels to large ponds and rivers. Moreover, C. batrachusis a major species in the paddy-field
fishery of Kerala. However, the populations of these species are declining sharply in Kerala and Clarias has became rare now.
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