AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Amphibalanus improvisus | |
Date of the first record (?) | 1844 |
Recipient region (?) | Country: Lithuania LME: 23. Baltic Sea |
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Source region (?) | LME: 23. Baltic Sea --> LME sub-region: Baltic Sea |
Pathway / Vector (?) | Level of certainty: Possible Pathway: Natural spread from neighboring countries Vector: Other natural vectors Vector: Water currents Pathway: Vessels Vector: Anchor and anchor chain Vector: Ballast water Vector: Sea chest Vector: Ship’s hull Comments: The species could have spread from the other Baltic Sea regions both with currents (pelagic larvae), attached to floating objects, vessels, transferred by birds, etc. |
Habitat type (?) | Lagoon Offshore Open coast Ports Strait/Sound |
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Wave exposure (?) | Exposed Semi exposed Sheltered |
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Salinity range (?) | Venice system: 3. α-Oligohaline [3-5psu] 4. β-Mesohaline [5-10psu] |
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Temperature range (?) | Not entered |
Zonation / Substratum (?) | Benthic and Pelagic: Littoral (Benthic) Littoral (Pelagic) Neritic Sublittoral beyond photic zone Sublittoral within photic zone Supralittoral Substratum: Artificial (manmade) Biogenic (living or nonliving) Hard (cobbles to bedrock) |
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Reproductive duration (?) | Not entered | |
Reproductive seasonality (?) | Not entered | |
Migration pattern (?) | Not relevant |
Population status (?) | Abundant (Moderate level of certainty) | |
Species status (?) | Cryptogenic |
Ports | Port: Klaipeda |
Created by | Sergej Olenin |
Last update by | Henn Ojaveer, 2014-12-19 |