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Sökning: id:"swepub:oai:DiVA.org:kau-15792" > Recruitment of the ...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00003217naa a2200361 4500
001oai:DiVA.org:kau-15792
003SwePub
008121126s2012 | |||||||||||000 ||eng|
024a https://urn.kb.se/resolve?urn=urn:nbn:se:kau:diva-157922 URI
024a https://doi.org/10.1002/aqc.22402 DOI
040 a (SwePub)kau
041 a engb eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Arvidsson, Björn L,d 1952-u Karlstads universitet,Avdelningen för biologi,Biologi4 aut0 (Swepub:kau)bjorarvi
2451 0a Recruitment of the threatened mussel Margaritifera margaritifera in relation to mussel population size, mussel density and host density
264 c 2012-05-09
264 1a Malden, MA :b John Wiley & Sons,c 2012
338 a print2 rdacarrier
520 a Anthropogenic, abiotic factors are considered main causes of recruitment failure of unionid mussels, including the freshwater pearl mussel (Margaritifera margaritifera). In this large-scale investigation, we instead examined the relationship between biotic factors and mussel recruitment.Juvenile mussel density was positively related to both mussel population size and density of which the last appeared to be a more accurate measure of recruitment.Host fish density of young-of-the-year and older brown trout (Salmo trutta) were positively related to recruitment. Moreover, the mean density of both age classes of fish, when grouped into density classes was positively related to juvenile mussel density, an effect that decreased at trout densities above 10 trout 100 m-2.There was a higher relative importance of mussel population size and density than trout density to recruitment.To increase recruitment of juvenile mussels, managers may apply measures that increase mussel density, and trout density up to about 10 trout 100 m-2 in connection to mussel beds. Mussel beds may also be managed and one possible measure within small and sparse mussel populations may be to concentrate the remaining mussels to areas where trout density is high. Likewise, young-of-the-year trout may also be moved to areas of high mussel density, as young trout individuals are relatively resident during their first year. This may increase mussel larval infection rates and mussel recruitment.
650 7a NATURVETENSKAPx Biologi0 (SwePub)1062 hsv//swe
650 7a NATURAL SCIENCESx Biological Sciences0 (SwePub)1062 hsv//eng
653 a unionid mussels; Maragritifera margaritifera;Salmo trutta; population size;denisty; conservation
653 a Biology
653 a Biologi
700a Karlsson, Jensu Karlstads universitet,Avdelningen för biologi,Biologi4 aut
700a Österling, Martin E,d 1970-u Karlstads universitet,Avdelningen för biologi,Biologi4 aut0 (Swepub:kau)martoste
710a Karlstads universitetb Avdelningen för biologi4 org
773t Aquatic conservationd Malden, MA : John Wiley & Sonsg 22, s. 526-532q 22<526-532x 1052-7613x 1099-0755
856u http://onlinelibrary.wiley.com/doi/10.1002/aqc.2240/pdf
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:kau:diva-15792
8564 8u https://doi.org/10.1002/aqc.2240

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