INTERSPECIFIC AND INTRASPECIFIC VARIATION IN SENSITIVITY TO TOXINS - THE EFFECTS OF ACIDITY AND ZINC ON THE FRESH-WATER CRUSTACEANS ASELLUS-AQUATICUS (L) AND GAMMARUS-PULEX (L)

被引:48
作者
NAYLOR, C [1 ]
PINDAR, L [1 ]
CALOW, P [1 ]
机构
[1] UNIV SHEFFIELD,DEPT ANIM & PLANT SCI,SHEFFIELD S10 2TN,S YORKSHIRE,ENGLAND
关键词
acute toxicity; Asellus aquaticus; crustaceans; Gammarus pulex; pH; zinc;
D O I
10.1016/0043-1354(90)90032-2
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Sensitivity to pH and zinc is compared between species of freshwater crustaceans, within species between size classes, and within size classes and species between populations. Variation is recorded at all these levels. Asellus aquaticus is more tolerant than Gammarus pulex. Small size classes are generally less tolerant than large. Individuals from populations in polluted sites are more tolerant than those from populations in cleaner sites. © 1990.
引用
收藏
页码:757 / 762
页数:6
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