AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Evadne anonyx | |
Date of the first record (?) | 1998 References (not structured): Finnish monitoring data Comments: SYKE counted (1.9.2015) old zooplankton samples that Regional Environment centres have taken and found 4 individuals of Evadne anonyx from Tammisaaari (Gulf of Finland) samples from 1998. |
Recipient region (?) | Country: Finland LME: 23. Baltic Sea |
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Source region (?) | LME: 23. Baltic Sea --> LME sub-region: Baltic Sea LME: 62. Black Sea --> LME sub-region: Azov Sea --> LME sub-region: Black Sea LME: A2. Caspian Sea --> LME sub-region: Caspian Sea |
Pathway / Vector (?) | Level of certainty: Possible Pathway: Natural spread from neighboring countries Vector: Water currents Pathway: Vessels Vector: Ballast water |
Habitat type (?) | Open coast | |
Wave exposure (?) | Not entered | |
Salinity range (?) | Not entered | |
Temperature range (?) | Not entered |
Zonation / Substratum (?) | Pelagic: Littoral (Pelagic) Neritic |
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Reproductive duration (?) | Not entered | |
Reproductive seasonality (?) | Not entered | |
Migration pattern (?) | Not entered |
Population status (?) | Common (Moderate level of certainty) References (not structured): ICES 2012 WGITMO report Comments: Evadne anonyx was observed also in 2011 in the monitoring samples. It occurs in low abundances in the open sea and at the coastal monitoring stations during late summer and early autumn. |
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Species status (?) | Non-indigenous species References (not structured): ICES WGITMO REPORT (2009) Report of the Working Group on Introduction and Transfers of Marine Organisms (WGITMO) 11-13 March 2009, Washington D.C. USA. ICES CM 2009/ACOM:25, 212 pp ICES 2012 WGITMO report |
Created by | Sergej Olenin, 2012-04-24 |
Last update by | Maiju Lehtiniemi, 2015-09-02 |