AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Chara connivens | |
Date of the first record (?) | 1930 - 1950 References (not structured): www.frammandearter.se Factsheet on HELCOM Red List Macrophyte Expert Group 2013 www.helcom.fi > Baltic Sea trends > Biodiversity > Red List of species Comments: The species has been present in Sweden probably in several centuries before first official record in 1950 Old value: To 1950 New value:(1930-1950 - should be specified) |
Recipient region (?) | Country: Sweden LME: 23. Baltic Sea |
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Source region (?) | Not entered |
Pathway / Vector (?) | Level of certainty: Possible Pathway: Vessels Vector: Ship’s hull References (not structured): © HELCOM Red List Macrophyte Expert Group 2013 www.helcom.fi > Baltic Sea trends > Biodiversity > Red List of species Comments: Distribution in Baltic sea is restricted to a few localities with old harbours |
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 (?) | Established (Low level of certainty) References (not structured): © HELCOM Red List Macrophyte Expert Group 2013 www.helcom.fi > Baltic Sea trends > Biodiversity > Red List of species Swedish AquaAliens Research Programme (2006). Alien Species in Swedish Sea Areas / Frammande Arter / Svenska Hav - Sweden. available online at http://www.frammandearter.se/0/2english/Alien_species_Swedish_seas.pdf Comments: Listed as Least Concern in the HELCOM 2013 Red List |
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Species status (?) | Non-indigenous species References (not structured): © HELCOM Red List Macrophyte Expert Group 2013 www.helcom.fi > Baltic Sea trends > Biodiversity > Red List of species Comments: Presnt only in Öregrund archipelago in Aland Sea |
Created by | Sergej Olenin |
Last update by | Sergej Olenin, 2016-01-05 |