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Acute toxicity and accumulation of zinc in the crayfish, Orconectes virilis (Hagen)

Journal Article · · Bull. Environ. Contam. Toxicol.; (United States)
OSTI ID:5242655
Zinc produces acute toxicity to freshwater organisms over a range of concentrations from 90 to 58, 100..mu..g Zn/L; with the range of acute median effect concentrations being similar for freshwater fish and invertebrates. The capacity to regulate internal zinc concentrations in decapod crustaceans has been described. Studies with the crayfish Austropotambius pallipes suggested a relatively high degree of tolerance to zinc by this animal. The present study is designed to describe the toxicity of zinc to the crayfish Orconectes virilis over a 2-wk exposure period. In addition, whole animal and tissue analyses were performed on the test organisms and compared to previous results.
Research Organization:
Colorado State Univ., Fort Collins
OSTI ID:
5242655
Journal Information:
Bull. Environ. Contam. Toxicol.; (United States), Journal Name: Bull. Environ. Contam. Toxicol.; (United States) Vol. 37:3; ISSN BECTA
Country of Publication:
United States
Language:
English