PRODUCTION AND TURNOVER RATIO OF PISIDIUM-CASERTANUM (PELECYPODA, SPHAERIIDAE) IN THE OTTAWA RIVER NEAR OTTAWA-HULL, CANADA

被引:16
作者
HAMILL, SE [1 ]
QADRI, SU [1 ]
MACKIE, GL [1 ]
机构
[1] UNIV OTTAWA,DEPT ZOOL,OTTAWA K1N 6N5,ONTARIO,CANADA
关键词
Pisidium casertanum; production; Sphaerid clam; turnover ratio;
D O I
10.1007/BF00043539
中图分类号
Q17 [水生生物学];
学科分类号
071004 ;
摘要
Production of the sphaeriid clam Pisidium casertanum (Poli) was measured at several locations in the Ottawa River. Maximum production occurred in locations where sediment grain size was 3-4 phi units (0.250-0.0625 mm diameter, fine sand to very fine sand) and current velocity was near 0.1 m/sec. The turnover ratio of P. casertanum in the Ottawa River is a constant 3.8. © 1979 Dr. W. Junk b.v. Publishers.
引用
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页码:225 / 230
页数:6
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1972, 1 U OTT NAT RES COUN