Ändra sökning
RefereraExporteraLänk till posten
Permanent länk

Direktlänk
Referera
Referensformat
  • apa
  • ieee
  • modern-language-association-8th-edition
  • vancouver
  • apa.csl
  • Annat format
Fler format
Språk
  • de-DE
  • en-GB
  • en-US
  • fi-FI
  • nn-NO
  • nn-NB
  • sv-SE
  • Annat språk
Fler språk
Utmatningsformat
  • html
  • text
  • asciidoc
  • rtf
Recruitment of the threatened mussel Margaritifera margaritifera in relation to mussel population size, mussel density and host density
Karlstads universitet, Fakulteten för samhälls- och livsvetenskaper, Avdelningen för biologi. (Biologi)ORCID-id: 0000-0002-4647-088X
Karlstads universitet, Fakulteten för samhälls- och livsvetenskaper, Avdelningen för biologi. (Biologi)
Karlstads universitet, Fakulteten för samhälls- och livsvetenskaper, Avdelningen för biologi. (Biologi)ORCID-id: 0000-0001-6758-5857
2012 (Engelska)Ingår i: Aquatic conservation, ISSN 1052-7613, E-ISSN 1099-0755, Vol. 22, s. 526-532Artikel i tidskrift (Refereegranskat) Published
Abstract [en]

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.

Ort, förlag, år, upplaga, sidor
Malden, MA: John Wiley & Sons, 2012. Vol. 22, s. 526-532
Nyckelord [en]
unionid mussels; Maragritifera margaritifera;Salmo trutta; population size;denisty; conservation
Nationell ämneskategori
Biologiska vetenskaper
Forskningsämne
Biologi
Identifikatorer
URN: urn:nbn:se:kau:diva-15792DOI: 10.1002/aqc.2240ISI: 000307100400009OAI: oai:DiVA.org:kau-15792DiVA, id: diva2:572083
Tillgänglig från: 2012-11-26 Skapad: 2012-11-26 Senast uppdaterad: 2017-08-15Bibliografiskt granskad

Open Access i DiVA

Fulltext saknas i DiVA

Övriga länkar

Förlagets fulltexthttp://onlinelibrary.wiley.com/doi/10.1002/aqc.2240/pdf

Person

Arvidsson, Björn LÖsterling, Martin E

Sök vidare i DiVA

Av författaren/redaktören
Arvidsson, Björn LÖsterling, Martin E
Av organisationen
Avdelningen för biologi
I samma tidskrift
Aquatic conservation
Biologiska vetenskaper

Sök vidare utanför DiVA

GoogleGoogle Scholar

doi
urn-nbn

Altmetricpoäng

doi
urn-nbn
Totalt: 410 träffar
RefereraExporteraLänk till posten
Permanent länk

Direktlänk
Referera
Referensformat
  • apa
  • ieee
  • modern-language-association-8th-edition
  • vancouver
  • apa.csl
  • Annat format
Fler format
Språk
  • de-DE
  • en-GB
  • en-US
  • fi-FI
  • nn-NO
  • nn-NB
  • sv-SE
  • Annat språk
Fler språk
Utmatningsformat
  • html
  • text
  • asciidoc
  • rtf