Water snake



Erythrolamprus semiaureus is a docile, non-aggressive species, found both in freshwater and salt water throughout Uruguay. Its diet consists mainly of fish, amphibians and their larvae. Variable in colour; may exhibit olive, yellowish or grayish tones and more or less regular, circular patches on its flanks, particularly juveniles. The underbelly is yellowish. Seldom over 1 m in length.