Genre
- Journal Article
The Australian Institute of Marine Science (AIMS) conducted a pilot study around the Harriet A oil production platform oil the Northwest Shelf of Australia. We evaluated hepatic ethoxyresorufin-O-deethylse (EROD) activity, fluorescent aromatic compounds (FACs) in bile and immunodetection of CYP1A-like proteins in two Australian tropical fish species, Gold-Spotted Trevally (Carangoides fulvoguttatus) and Bar-Cheeked Coral Trout (Plectropomus maculalus) to assess exposure to petroleum hydrocarbons associated with produced formation water (PFW). Additionally, the incidence of hydrocarbon-degrading bacteria isolated from the liver and bile of all fish captured was examined. Low EROD activity was found in both species, with EROD activity in C fulvoguttatus showing significant site differences. FACs and CYP1A protein levels in C. fulvoguttatus showed a clear trend in hydrocarbon exposure consistent with hydrocarbon chemistry data: Harriet A > Harriet C > reference site. P. maculatus showed elevated levels of FACs at Harriet A as compared to the reference site and demonstrated detectable levels of CYP1A-like proteins at these two sites. Hydrocarbon-degrading bacteria were found in the liver and bile of both species, yet there was no correlation by sites. Our results demonstrate that C fulvoguttatus and P. maculatus have potential as indicator species for assessing the effects from exposure to petroleum hydrocarbons. Both FACs and CYP1A Lire providing warning signs that there is potential for biological effects oil fish populations exposed to PFW around the Harriet A production platform. (c) 2005 Elsevier Ltd. All rights reserved.
Australian Inst Marine Sci, Townsville, Qld 4810, Australia. Great Barrier Reef Marine Pk Author, Townsville, Qld 4810, Australia. Univ Mississippi, Sch Pharm, Dept Pharmacol, University, MS 38677 USA. Univ Prince Edward Isl, Dept Math & Comp Sc(TRUNCATED)
OXFORD; THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND
PERGAMON-ELSEVIER SCIENCE LTD
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Source type: Electronic(1)
Language
- English
Subjects
- water column
- METABOLITES
- CONTAMINANT EXPOSURE
- Marine & Freshwater Biology
- platform
- CYTOCHROME-P-450
- SEDIMENTS
- FISH BILE
- OFFSHORE PRODUCTION PLATFORMS
- Environmental Sciences
- biomarkers
- MIXED-FUNCTION OXIDASE
- polcyclic aromatic hydrocarbons (PAHs)
- fish
- Australia
- AROMATIC-COMPOUNDS
- RAINBOW-TROUT