Zooplankton data from plankton net in the Northwest Pacific Ocean by the Japan Hydrography Association from 22 April 1952 to 06 January 1990 (NCEI Accession 0000273)
The sea area of the western North Pacific Ocean off the northeastern part of Japan is called Tohoku Sea Area. The hydrography in the sea area is complicated by influences of the Kuroshio Extension, the Oyashio Water, and the Tsugaru Warm Water systems. The sea area is one of the most productive fishery grounds in the …