List of fishes of Bangladesh
Bangladesh is a country with thousands of rivers and ponds, and is notable as a fish-loving nation, acquiring the name machh-e bhat-e Bangali (which means, "Bengali by fish and rice"). Ilish is the national fish of the country, and contributes 13% of country's total fish production.
Source: Wikipedia — List of fishes of Bangladesh (CC BY-SA 4.0)