Sayeed, M. A., Hashem, S., Salam, M. A., Hossain, M. A. R. and Wahab, M. A. (2014) “EFFICIENCY OF FISHING GEARS AND THEIR EFFECTS ON FISH BIODIVERSITY AND PRODUCTION IN THE CHALAN BEEL OF BANGLADESH”, European Scientific Journal, ESJ, 10(30). doi: 10.19044/esj.2014.v10n30p%p.