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Mercury contamination and growth rate in two piscivore populations
Author(s) -
Stafford Craig P.,
Haines Terry A.
Publication year - 2001
Publication title -
environmental toxicology and chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.1
H-Index - 171
eISSN - 1552-8618
pISSN - 0730-7268
DOI - 10.1002/etc.5620200933
Subject(s) - piscivore , mercury (programming language) , contamination , mercury contamination , environmental chemistry , environmental science , biology , ecology , chemistry , predator , predation , computer science , programming language
We found no relationship between fish growth rate and mercury concentration in a lake trout population and conditional support for an inverse relationship in a smallmouth bass population. A bioenergetics model indicated that mercury concentration was more responsive to dietary mercury intake than to growth rate. When biodilution is evident, it may bias contaminant versus fish size relationships.

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