Darling River ecology ‘extinct’ and Murray cod ‘in real trouble’, warns expert Dr Stuart Rowland

The Darling River’s aquatic ecology is so degraded it has become extinct and iconic fish species including the Murray cod face an uncertain future, according to one of Australia’s most respected fish scientists.

Dr Stuart Rowland worked for the New South Wales Department of Primary Industries for 33 years until 2011. He is credited with describing the biology of the Murray cod and developed hatchery techniques for a number of native…