Tyosha

Perciformes - Perches
Salmoniformes - Salmons and Trouts
Esociformes - Pikes
Siluriformes - Catfishes
Cypriniformes - Carps
Acipenseriformes - Sturgeons and Paddlefish
Mugiliformes - Mullets
Anguilliformes - Eels and morays
Gobiiformes - Gobies
Gasterosteiformes - Sticklebacks
Atheriniformes - Silversides
Perciformes - Perches
Salmoniformes - Salmons and Trouts
Esociformes - Pikes
Siluriformes - Catfishes
Cypriniformes - Carps
Acipenseriformes - Sturgeons and Paddlefish
Mugiliformes - Mullets
Anguilliformes - Eels and morays
Gobiiformes - Gobies
Gasterosteiformes - Sticklebacks
Atheriniformes - Silversides
The Tyosha (Russian: Тёша) is a river in Nizhny Novgorod Oblast in Russia, a right tributary of the Oka. The length of the river is 311 kilometres. The area of its basin is 7,800 square kilometres. The Tyosha freezes up in November – first half of December and stays icebound until the second half of March – first half of April. Its biggest tributary is the Seryozha. The city of Arzamas is located on the Tyosha.