Effects of environmental and experimental design factors on culturing and testing of Ceriodaphnia dubia
Technical Report
·
OSTI ID:5511443
- Battelle Columbus Div., OH (USA)
EPA has developed a 7-day toxicity test to evaluate effects of effluents on Ceriodaphnia dubia survival and reproduction. This study evaluated effects of laboratory conditions and culturing and tests procedures on Ceriodaphnia survival and reproduction. Temperature, food concentration, chamber size, solution renewal frequency, light quality, illumination, photoperiod, water type, and test organism age were evaluated to determine how these various factors affected individual culturing success and acceptibility and reproducibility of toxicity test results. Test conditions proposed by EPA were evaluated by varying individual environmental or experimental design conditions to determine a range of responses for survival and reproduction under controlled conditions, both with and without a reference toxicant. For those conditions not specified by EPA (e.g., water hardness, light quality), a commonly used range of conditions was evaluated. 19 refs., 4 tabs.
- Research Organization:
- Electric Power Research Inst., Palo Alto, CA (USA); Battelle Columbus Div., OH (USA)
- Sponsoring Organization:
- EPRI
- OSTI ID:
- 5511443
- Report Number(s):
- EPRI-EN-6468
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
560300* -- Chemicals Metabolism & Toxicology
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
AMBIENT TEMPERATURE
ANIMALS
AQUATIC ECOSYSTEMS
AQUATIC ORGANISMS
ARTHROPODS
BIOASSAY
BRANCHIOPODS
CHEMICAL EFFLUENTS
COMPLIANCE
CRUSTACEANS
DAPHNIA
DOCUMENT TYPES
ECOSYSTEMS
ELECTROMAGNETIC RADIATION
ENVIRONMENTAL EFFECTS
ENVIRONMENTAL QUALITY
FOOD
INVERTEBRATES
NATIONAL ORGANIZATIONS
PROGRESS REPORT
RADIATIONS
REGULATIONS
STANDARDS
TESTING
TOXICITY
US EPA
US ORGANIZATIONS
VISIBLE RADIATION
WATER QUALITY
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
AMBIENT TEMPERATURE
ANIMALS
AQUATIC ECOSYSTEMS
AQUATIC ORGANISMS
ARTHROPODS
BIOASSAY
BRANCHIOPODS
CHEMICAL EFFLUENTS
COMPLIANCE
CRUSTACEANS
DAPHNIA
DOCUMENT TYPES
ECOSYSTEMS
ELECTROMAGNETIC RADIATION
ENVIRONMENTAL EFFECTS
ENVIRONMENTAL QUALITY
FOOD
INVERTEBRATES
NATIONAL ORGANIZATIONS
PROGRESS REPORT
RADIATIONS
REGULATIONS
STANDARDS
TESTING
TOXICITY
US EPA
US ORGANIZATIONS
VISIBLE RADIATION
WATER QUALITY