Engures ezers is a lake in Latvia, located at the junction of the Mersrag, Engure and Tukums regions. The rivers Melnupe, Gruncha, Alksnaigravis, Chekstgravis, Kalnupe, Dzedrupe, Pelchupe, Dursupe, Yurgupe flow into the lake. The Mersrag Canal flows out of the lake. Lake Engure is the third largest lake in Latvia. An ornithological research center is located on the coast of the eastern part of the lake. There are 9 islands on the lake with a total area of 85 hectares, partially overgrown with forest