AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Dreissena polymorpha | |
Date of the first record (?) | 2008 References (not structured): WWW.frammandearter.se Inventering av vegetation på bottnar i inre Bråviken 2012. Rapport. Wallin, A., Qvarfordt, S., Borgiel, M. - Sveriges Vattenekologer AB/ElkAB. - Sjöfartsverket 2013-01-14. Comments: Discovered 2008 in inner parts of Bråviken, Baltic proper 58,65168 16,32322 ( WGS84) Earlier (<1950) present in Mälaren. |
Recipient region (?) | Country: Sweden LME: 23. Baltic Sea References (not structured): WWW.frammandearter.se Inventering av vegetation på bottnar i inre Bråviken 2012. Rapport. Wallin, A., Qvarfordt, S., Borgiel, M. - Sveriges Vattenekologer AB/ElkAB. |
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Source region (?) | Not entered |
Pathway / Vector (?) | Level of certainty: Possible Pathway: Vessels Vector: Ballast tank sediments Vector: Ballast water Vector: Ship’s hull References (not structured): NOBANIS database www.frammandearter.se |
Habitat type (?) | Not entered | |
Wave exposure (?) | Not entered | |
Salinity range (?) | Not entered | |
Temperature range (?) | Not entered |
Zonation / Substratum (?) | Not entered | |
Reproductive duration (?) | Not entered | |
Reproductive seasonality (?) | Not entered | |
Migration pattern (?) | Not entered |
Population status (?) | Unknown (Low level of certainty) References (not structured): www.frammandearter.se Comments: Established in Mälaren and in lakes close to Bråviken, Roxen and Glan, but unknown if establisehd in the Baltic Sea |
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Species status (?) | Non-indigenous species References (not structured): WWW.frammandearter.se |
Created by | Ann-Britt Florin, 2015-10-26 |
Last update by | Ann-Britt Florin, 2017-02-27 |