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Seasonal and laboratory variations in the health of grass shrimp Palaemonetes pugio: dodecyl sodium sulfate bioassay

Journal Article · · Bull. Environ. Contam. Toxicol.; (United States)
DOI:https://doi.org/10.1007/BF01685902· OSTI ID:6816586
 [1]; ;
  1. Waterways Experiment Station, Vicksburg, MS
The reported study involved numerous static toxicity tests with DSS (synthetic anionic detergent of the linear alkylate sulphonate type) on groups of grass shrimp, primarily Palaemonetes pugio (Holthius), collected from June 1972 through April 1974 from the same area of Galveston Bay, Texas. An attempt was made to determine the seasonal variation in the resistance of these crustaceans to DSS and the response of the organisms to DSS after time in the laboratory. The data indicate that grass shrimp tolerated substantial concentrations of DSS in comparison to marine fish and crustaceans. Grass shrimp are most tolerant to DDS during spring and summer and least tolerant during the winter months. The data demonstrated that organism health declined with increasing time in the laboratory. Although the grass shrimp exhibited 100% survival and behaved in a normal fashion during a holding period of months they were less resistant to DSS after being held only two weeks. The results suggest that the best procedures to follow regarding toxicity testing of aquatic organisms would be to begin experiments as soon as possible after collection. Ideally, the testing would be performed under temperature and salinity parameters similar to field conditions so that acclimation times could be as short as possible.
OSTI ID:
6816586
Journal Information:
Bull. Environ. Contam. Toxicol.; (United States), Journal Name: Bull. Environ. Contam. Toxicol.; (United States) Vol. 16:3; ISSN BECTA
Country of Publication:
United States
Language:
English