Fish can die suddenly in Hilton Head ponds and lagoons. Here’s what to know.

Massachusetts residents near several ponds in Boston and Worcester have recently noticed clusters of dead fish along the ...

Fish spend their entire lives underwater, so the idea of them suffocating sounds impossible. After all, water is their world.

Samantha Williams, co-president of the Nishnabotna Water Defenders, holds a dissolved oxygen test next to the East Nishnabotna River near Red Oak. The state's fifth largest recorded fish kill occurred ...

The commonwealth’s efforts raising and then releasing non-native fish into the state’s waters runs contrary to the biodiversity mandate announced last year by the Healey administration, according to a ...