This brackish lake reaches a maximum depth of 12 m. The shores are a mixture of mud and sand covered with halophytic vegetation.
This is an important site for breeding and passage wildfowl, waders and gulls (Laridae). Ducks use the site for moulting. Species of global conservation concern that do not meet IBA criteria: Aythya nyroca (8 breeding pairs).
BirdLife International (2022) Important Bird Areas factsheet: Lake Tataru. Downloaded from http://www.birdlife.org on 23/05/2022.