Foreign-owned aquaculture company Tassal has suffered another fish kill, this time at its barramundi farm at remote Cone Bay, on the Kimberley coast of WA.

Images and video shot in October by a whistleblower, and provided to the ABC by conservation group Environs Kimberley, show pens at Cone Bay full of floating, dead barramundi, and trucks and earthmovers unloading and burying tonnes of dead fish at the Broome tip.

"What we've had is a whistleblower providing us with images from Cone Bay, clearly showing that this is a really serious mass fish kill happening on Tassal's barramundi sea cages up in the Buccaneer Archipelago," Environs Kimberley director Martin Pritchard said.

"Our understanding is that there's been trucks going to the Derby tip and the Broome tip for the past five weeks,

See Full Page