A person who enjoys being in or on the water.

synoniem: water dog.

Pools: wilk morski

Common large Eurasian vole.

synoniemen: Arvicola amphibius, water vole.

Pools: karczownik ziemnowodny, karczownik, polnik ziemnowodny, szczur wodny

Any of various amphibious rats.

Pools: bobroszczur