. Biology of the seas of the Marine biology -- Soviet Union; Hydrology -- Soviet Union. THE BARENTS SEA 157 2 / /\ 5 '/* /"4 i \ \ / \> f \ / \ / i V \ i 20% 10% -2° -1° 0° 1° 2° 3° 4° 5° 6° 7°C Fig. 60. Temperature conditions for the existence of certain echinoderms in the Barents Sea (Schorygin, 1928). 1 Ophiopleura borealis; 2 Ophiura sarsi; 3 Leptychaster arcticus. It is interesting to note that some forms have a centre within the limits of their ecological habitat and the biomass decreases with the distance from this centre to the periphery (/, 2, 3, 4). Other forms are u


. Biology of the seas of the Marine biology -- Soviet Union; Hydrology -- Soviet Union. THE BARENTS SEA 157 2 / /\ 5 '/* /"4 i \ \ / \> f \ / \ / i V \ i 20% 10% -2° -1° 0° 1° 2° 3° 4° 5° 6° 7°C Fig. 60. Temperature conditions for the existence of certain echinoderms in the Barents Sea (Schorygin, 1928). 1 Ophiopleura borealis; 2 Ophiura sarsi; 3 Leptychaster arcticus. It is interesting to note that some forms have a centre within the limits of their ecological habitat and the biomass decreases with the distance from this centre to the periphery (/, 2, 3, 4). Other forms are uniformly distributed Temperature °C 8763432 10-1-2 87 65 4 32 1 0 -1-2. 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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