Ecological Notes of the Fishes and the Interspecific Relations among Them in Lake Biwa

Abstract

This paper presents, in the first place, descriptions of ecological elements of the fishes in Lake Biwa, including spawning, habitat, feeding and growth and introductions of some other ecological works done in the lake. Secondly, by comparison of their ecologies, fish association and the food relations of them to other members of the lake are considered. Finally, these materials are discussed in relation to the current controversy concerning interspecific relations and coexistence of the fishes.