Iwana mountain trout
(Salvelinus pluvinus )

Characterized by white spots on either the back or sides. It is a landlocked variety of white-spotted char (Salvelinus leucomaenis), spending all its life in fresh water.


Landlocked Masu salmon
(Oncorhynchus masou )

Characterized by black spots and black patches on its sides called parr marks, it is a landlocked variety of Cherry salmon (Oncorhynchus masou).


Cherry salmon
(Oncorhynchus masou )

Parrs swimming down to the sea and the population staying in the stream are generally referred to as Cherry salmon (Oncorhynchus masou).


Kokanee salmon
(Red salmon)
(Oncorhynchus nerka )

Kokanee salmon (Red salmon) (Oncorhynchus nerka) is a landlocked variety of sockeye salmon (Oncorhynchus nerka) that swims down from Lake Towada to the stream and breeds.