Comparative reproductive success of winter flounder in Long Island Sound: A three-year study (biology, biochemistry, and chemistry). [Pseudopleuronectes americanus]
- National Oceanic and Atmospheric Administration, Milford, CT (United States)
In a 3-yr study, late prespawning winter flounder (Pseudopleuronectes americanus) were collected from various stations in Long Island Sound (three of them heavily urbanized) and spawned in the laboratory. For comparative purposes, flounder from two sites in the Boston Harbor area were similarly treated in 1987 and 1988. Of the stations in Long Island Sound, New Haven Harbor alone consistently produced low percent viable hatch and small larvae. Boston Harbor produced the smallest larvae of all sites. There were no significant station-to-station differences in lipid utilization during larval development; yolk reserves at stations showing a low percent viable hatch, small larvae, and low embryonic development rate were probably used in part for stress metabolism. No significant differences in concentrations of polychlorinated biphenyls for collections from Long Island Sound were found either in livers of spawned fish, in sediments, or in eggs of winter flounder. The very low metal concentrations in winter flounder eggs showed no relation to the degree of metal contamination found at stations in Long Island Sound and Boston Harbor.
- OSTI ID:
- 5891340
- Journal Information:
- Estuaries; (United States), Vol. 14:3; ISSN 0160-8347
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
FISHES
REPRODUCTION
LONG ISLAND SOUND
ENVIRONMENTAL QUALITY
CHLORINATED AROMATIC HYDROCARBONS
CONTAMINATION
LARVAE
LIPIDS
LIVER
METABOLISM
METALS
ONTOGENESIS
SEDIMENTS
WATER QUALITY
ANIMALS
AQUATIC ORGANISMS
AROMATICS
ATLANTIC OCEAN
BODY
DIGESTIVE SYSTEM
ELEMENTS
ESTUARIES
GLANDS
HALOGENATED AROMATIC HYDROCARBONS
ORGANIC CHLORINE COMPOUNDS
ORGANIC COMPOUNDS
ORGANIC HALOGEN COMPOUNDS
ORGANS
SEAS
SURFACE WATERS
VERTEBRATES
540320* - Environment
Aquatic- Chemicals Monitoring & Transport- (1990-)
560300 - Chemicals Metabolism & Toxicology