Fishes of Volcano Bay in Hokkaido

Abstract

Volcano Bay is situated on the south-western coast in Hokkaido and in known as one of the most important fishing grounds. This paper is a report on fishes obtained by the writer in the environs of the bay during these two years. The fishes treated here belong to 50 families, including 116 genera and 141 species. Influenced by the warm current (Kuro shio) from the south, 85 species are temperate forms, while on account of the cold current (Oya shio) from the Kurile Islands, 56 species are boreal ones, the latter being mainly found northwards from northern part of Japan proper and Hokkaido. As to the distribution, the fact agree with the observation on medusae made by. UCHIDA (1940). In the following list the temperate forms are marked with an asterisk.