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
Threatened to Extinct Fishes of Bangladesh
Threatened to extinct fishes of Bangladesh: The IUCN Bangladesh (2000) has made a list of threatened to extinct fishes of Bangladesh. These species are considered as threatened fishes of Bangladesh. The National Categories of Threatened Animals are based on the Global