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Sökning: onr:"swepub:oai:gup.ub.gu.se/40737" > Long-term monitorin...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00003616naa a2200517 4500
001oai:gup.ub.gu.se/40737
003SwePub
008240528s2006 | |||||||||||000 ||eng|
024a https://gup.ub.gu.se/publication/407372 URI
024a https://doi.org/10.1016/j.aquatox.2006.07.0012 DOI
040 a (SwePub)gu
041 a eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Hansson, T.4 aut
2451 0a Long-term monitoring of the health status of female perch (Perca fluviatilis) in the Baltic Sea shows decreased gonad weight and increased hepatic EROD activity
264 1b Elsevier BV,c 2006
520 a Annual investigations of the health status of female perch (Perca fluviatilis) were performed during 8-13 years in order to detect long-term, large-scale changes in the Baltic Sea. These background data are also meant to be used as baselines in recipient investigations at various point sources in the Baltic Sea. Fish were sampled at three coastal sites in Sweden: two in the Baltic Proper (since 1988) and one in the Bothnian Bay (since 1993). In all, 19 biochemical, physiological and histopathological variables were measured. By reflecting central functions of life, such as red blood cell functions, immune defence, liver function, biotransformation processes, intermediary metabolism, ion balance, and reproduction, the selected variables give a good picture of the health status of the fish. The most important observations were strong trends towards decreased gonadosomatic index (relative gonad size) and increased hepatic EROD activity in female perch in the Baltic Proper. Most of the other variables varied little between the years. The reduced gonad size and the EROD induction indicate that factors in the environment, e.g. the occurrence of pollutants, affect important physiological functions, such as reproduction and biotransformation processes, in fish even in a reference area in the Baltic Proper. It is urgent to make further studies in order to identify which pollutant(s) or other possible cause(s) are responsible for the observed biological effects. (c) 2006 Elsevier B.V. All rights reserved.
650 7a NATURVETENSKAPx Biologi0 (SwePub)1062 hsv//swe
650 7a NATURAL SCIENCESx Biological Sciences0 (SwePub)1062 hsv//eng
653 a biomarker
653 a cyp1a
653 a environmental monitoring
653 a fish
653 a gsi
653 a plasma chloride ions
653 a roach rutilus-rutilus
653 a reproductive endocrine function
653 a aryl-hydrocarbon receptor
653 a mixed-function oxidases
653 a trout salmo-gairdneri
653 a pulp-mill effluents
653 a rainbow-trout
653 a beta-naphthoflavone
653 a seasonal-variation
653 a atlantic croaker
700a Lindesjöö, E.4 aut
700a Förlin, Lars,d 1950u Gothenburg University,Göteborgs universitet,Zoologiska institutionen,Department of Zoology4 aut0 (Swepub:gu)xfolar
700a Balk, L.4 aut
700a Bignert, A.4 aut
700a Larsson, Åke,d 1944u Gothenburg University,Göteborgs universitet,Institutionen för växt- och miljövetenskaper,Department of Plant and Environmental Sciences4 aut0 (Swepub:gu)xlarak
710a Göteborgs universitetb Zoologiska institutionen4 org
773t Aquatic Toxicologyd : Elsevier BVg 79:4, s. 341-355q 79:4<341-355x 0166-445X
8564 8u https://gup.ub.gu.se/publication/40737
8564 8u https://doi.org/10.1016/j.aquatox.2006.07.001

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