1963 102 p., 14 figures & maps, paperbound. In Russian. The whole issue has 226 pages. The other papers are on plankton, Copepods, Amphipods but also two other papers on cetacea: Gudkov, On the pecularities of the pigmentation of sperm whales in the Far East Waters & Tarasevich, Data on feeding of sperm whales in the northern area of Kurile Waters.