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AAP
AAP
National
Farid Farid

Floodwaters are killing Murray River fish

Cod and crayfish are being rescued from polluted floodwaters along the Murray River. (Brendan McCarthy/AAP PHOTOS) (AAP)

Conservationists are working to save unique fish at risk of dying as muddy waters filter into the Murray River.

Murray cod and crayfish are suffocating and jumping out of the river gasping for clean air in a phenomenon known as hypoxic blackwater, where oxygen levels drop due to bacteria sucking oxygen from polluted floodwaters.

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