STATUS OF EXOTIC FISHES FROM THE YAMUNA RIVER (GANGA BASIN), UTTAR PRADESH, INDIA: A REVIEW

The Yamuna River is a major river of India that originates from the Himalayan mountain system. It originates from Yamunotri in Uttarkashi district of Uttarakhand. Nile tilapia, Oreochromis niloticus, is an African freshwater cichlid and a very important food fish in the world. Nile tilapia competes with the native species in areas where it has been introduced. The Nile tilapia was intentionally introduced around the world as an aquaculture edible fish. It is a very hardy fish that can tolerate a wide range of environmental factors, making it well suited to aquaculture. It is the third most imported food fish worldwide. The non-native fish species play an important role in the landing and trade from the Yamuna River. The stock of these fish well established from the Yamuna River.