Ecologist so troubled by Warragamba dam wall environmental impact statement she resigned

NSW parliamentary inquiry told concerns of Rachel Musgrave and another ecologist were watered down' by consultants

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Ecologists involved in the multibillion dollar plan to raise the wall of Sydney's main water reservoir say their input detailing the threat to endangered species in the world heritage-listed region was either watered down or ignored altogether.

The claims - made in separate evidence presented on Monday to a NSW upper house inquiry into the state government's plan to raise the Warragamba dam wall at least 14 metres - raise fresh questions over the independence of the environmental impact statement (EIS) prepared for the project.