Sri Lanka, March 14 -- The carnivorous Alligator Gar, an invasive fish species that grows to a length of 9 feet and weighs about 300 pounds, is posing a serious threat of spreading in the Kandy Lake, thus endangering the biodiversity of the ecological zone surrounding the lake.

Environmentalists warn that if these fish are not promptly removed from the lake, their predation on, not only fish, but also birds, will lead to a further increase in the alligator population, making it uncontrollable.

Sightings of these fish have been reported at various locations in Kandy Lake, from near Ulpan Ge to Mahamaya Girls' Primary School, with several people sharing related photos on social media.

Chief Inspector of Police Laknath Yapa, OIC of the Ka...