Trophic level accumulation of heavy metals in a coal ash basin drainage system
Journal Article
·
· Water Resour. Bull.; (United States)
The uptake of 10 hazardous chemical elements was measured in water, sediment, flyash effluent, and the major biotic components of the coal ash basin drainage system of the Savannah River Project powerplant. Concentrations were measured by neutron activation in organisms representing the different trophic levels that constitute the biotic community of the drainage system, including aquatic bacteria, algae, macrophytes, midges, dragonflies, crayfish, tadpoles, and fish. Water concentrations of all elements except cadmium, copper, and zinc, and sediment concentrations of all 10 elements were highest in the drainage system. Invertebrates generally concentrated high amounts of copper and zinc, although cadmium and mercury were accumulated most by crayfish. Selenium was selectively concentrated by bacteria, crayfish, and mosquitofish. Consequences of elemental concentrations in sediment and in specific trophic level groups are discussed. (1 diagram, 8 references, 1 table)
- Research Organization:
- Univ of Texas; Virginia Polytechnic Inst and State Univ
- OSTI ID:
- 5324839
- Journal Information:
- Water Resour. Bull.; (United States), Journal Name: Water Resour. Bull.; (United States) Vol. 15:1; ISSN WARBA
- Country of Publication:
- United States
- Language:
- English
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Sat Dec 30 23:00:00 EST 1995
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Related Subjects
520200* -- Environment
Aquatic-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
AEROSOL WASTES
AQUATIC ECOSYSTEMS
BIOLOGICAL ACCUMULATION
CARBONACEOUS MATERIALS
COAL
ECOLOGICAL CONCENTRATION
ECOSYSTEMS
ELEMENTS
ENERGY SOURCES
FLY ASH
FOSSIL FUELS
FUELS
METALS
NATIONAL ORGANIZATIONS
SAVANNAH RIVER PLANT
SEDIMENTS
US AEC
US DOE
US ERDA
US ORGANIZATIONS
WASTES
WATER CHEMISTRY
WATERSHEDS
Aquatic-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
AEROSOL WASTES
AQUATIC ECOSYSTEMS
BIOLOGICAL ACCUMULATION
CARBONACEOUS MATERIALS
COAL
ECOLOGICAL CONCENTRATION
ECOSYSTEMS
ELEMENTS
ENERGY SOURCES
FLY ASH
FOSSIL FUELS
FUELS
METALS
NATIONAL ORGANIZATIONS
SAVANNAH RIVER PLANT
SEDIMENTS
US AEC
US DOE
US ERDA
US ORGANIZATIONS
WASTES
WATER CHEMISTRY
WATERSHEDS