COLOMBO — Located in the suburbs of Sri Lanka’s biggest city, Colombo, the picturesque Thalangama Lake is plagued by at least two invasive predatory fish species that are contributing to the ...

Biodiversity scientist, Dr Rohan Pethiyagoda explained that Sri Lanka used to be famous as a source for ornamental fish. Species such as the Black Ruby Barb (Pethia nigrofasciata), Cuming’s Barb ...

Measuring nearly 1 m in length and weighing 8 kg, this giant snakehead is now well-established as an invasive species in Sri Lanka’s Deduru Oya reservoir. Image courtesy of Ishanka Dissanayaka.

Social media has become the hub of advertisements for the sale of wild-caught fish. Among the fish sold are the endangered Sri Lanka Giant snakehead (Channa ara) locally known as ‘Gan ara’ and the ...