. Biology of the seas of the Marine biology -- Soviet Union; Hydrology -- Soviet Union. 622 BIOLOGY OF THE SEAS OF THE Fig. 292. Quantitative distribution of Nereis in Northern Caspian in June 1948: above 50 (7); 50-25 (2); 25-10 (5); 10-5 (4); below 5 (5) (Birstein and Spassky, 1952). 0-60 to 0-70 g/m2, while at 700 m it falls to 002 g/m2. In the Northern Caspian the mean benthos biomass is 7-59 g/m2 even at 150 m. As in the Central Caspian the Central and Southern Caspian benthos has a preponderance of molluscs (90 per cent of the total biomass in the Central Caspian, 98 p
. Biology of the seas of the Marine biology -- Soviet Union; Hydrology -- Soviet Union. 622 BIOLOGY OF THE SEAS OF THE Fig. 292. Quantitative distribution of Nereis in Northern Caspian in June 1948: above 50 (7); 50-25 (2); 25-10 (5); 10-5 (4); below 5 (5) (Birstein and Spassky, 1952). 0-60 to 0-70 g/m2, while at 700 m it falls to 002 g/m2. In the Northern Caspian the mean benthos biomass is 7-59 g/m2 even at 150 m. As in the Central Caspian the Central and Southern Caspian benthos has a preponderance of molluscs (90 per cent of the total biomass in the Central Caspian, 98 per cent. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Zenkevich, L. A. (Lev Aleksandrovich), 1889-1970. New York, Interscience Publishers
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