Vrbanja
Salmoniformes - Salmons and Trouts
Cypriniformes - Carps
Scorpaeniformes - Mail-cheeked fishes
Salmoniformes - Salmons and Trouts
Cypriniformes - Carps
Scorpaeniformes - Mail-cheeked fishes
Perciformes - Perches
Esociformes - Pikes
Siluriformes - Catfishes
Centrarchiformes - Basses and sunfishes
Acipenseriformes - Sturgeons and Paddlefish
Gadiformes - Cods
Clupeiformes - Herrings
Anguilliformes - Eels and morays
Gobiiformes - Gobies
Gasterosteiformes - Sticklebacks
Syngnathiformes - Pipefishes and Seahorses
Atheriniformes - Silversides
Petromyzontiformes - Lampreys
Salmoniformes - Salmons and Trouts
Cypriniformes - Carps
Scorpaeniformes - Mail-cheeked fishes
Perciformes - Perches
Esociformes - Pikes
Siluriformes - Catfishes
Centrarchiformes - Basses and sunfishes
Acipenseriformes - Sturgeons and Paddlefish
Gadiformes - Cods
Clupeiformes - Herrings
Anguilliformes - Eels and morays
Gobiiformes - Gobies
Gasterosteiformes - Sticklebacks
Syngnathiformes - Pipefishes and Seahorses
Atheriniformes - Silversides
Petromyzontiformes - Lampreys
Vrbanja je reka u Republici Srpskoj, BiH. Duga je prema jednim izvorima 70 km, a prema podacima Republičkog zavoda za statistiku RS 95,4 km.
Izvire na padinama Vlašića (1933 m)¸ iznad sela Pilipovina, rejon Prelivode, na visini od 1.530 metara. Vrbanja se od izvora do ušća spusti za 1.356 metara nadmorske visine. Površina sliva je 703,6 km².
Uliva se u Vrbas, kao njegova desna pritoka, pri naselju Česma, u Banja Luci.