Invasive snakehead fish are particularly problematic in North America, where they’ve been found in states up and down the east coast from Florida to New York, and as far west as Missouri.

a fish poison, more snakeheads were found in the Potomac in 2004, and they’ve been well established there ever since. Snakeheads have also been found in open water in in Arkansas, Florida ...

John McClelland, a British medical doctor working for the East India Company, received his fish from the employee and described it in 1845, identifying it as a species of snakehead, and naming it ...