AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Acartia (Acanthacartia) tonsa | |
Date of the first record (?) | 1925 References (not structured): Segerstrale 1957 (cited in Dobrzycka-Krahel et al (2013) Ponto-Caspian gammarids - a new species in the Gulf of Gdansk. JEcolHealth, vol. 17, nr.3, lipiec-wrzesien 2103) |
Recipient region (?) | Country: Poland LME: 23. Baltic Sea References (not structured): Segerstrale 1957 (cited in Dobrzycka-Krahel et al (2013) Ponto-Caspian gammarids - a new species in the Gulf of Gdansk. JEcolHealth, vol. 17, nr.3, lipiec-wrzesien 2103) Comments: Found in the Gulf of Gdansk |
|
Source region (?) | Unknown |
Pathway / Vector (?) | Level of certainty: Possible Pathway: Natural spread from neighboring countries Vector: Water currents Pathway: Vessels Vector: Ballast water |
Habitat type (?) | Estuary Lagoon Offshore Open coast Ports |
|
Wave exposure (?) | Not entered | |
Salinity range (?) | Venice system: 2. β-Oligohaline [0.5-3psu] 3. α-Oligohaline [3-5psu] 4. β-Mesohaline [5-10psu] References (not structured): Paavola M, Olenin S, Leppäkoski E (2005) Are invasive species most successful in habitats of low native species richness across European brackish water seas? Estuarine, Coastal and Shelf Science 64(4) 738-750 |
|
Temperature range (?) | Not entered |
Zonation / Substratum (?) | Pelagic: Littoral (Pelagic) Neritic |
|
Reproductive duration (?) | Not entered | |
Reproductive seasonality (?) | Jul. Aug. Sept. References (not structured): Bielecka L, Krajewska-Sołtys A, Szymanek L, Szymelfenig M (2005) Mesozooplankton In the Hel upwelling region (The Baltic Sea), Oceanological and Hydrobiological Studies, vol. XXXIV, Supplement 2, 137-161 Mudrak S, Żmijewska M I (2007) Spatio-temporal variability of mesozooplankton from the Gulf of Gdańsk (Baltic Sea) in 1999-2000. Oceanological and Hydrobiological Studies 36 (2) 3–19 |
|
Migration pattern (?) | Not entered |
Population status (?) | Abundant (Moderate level of certainty) References (not structured): Żmijewska M I, Niemkiewicz E, Bielecka L (2000) Abundance and species composition of plankton in the Gulf of Gdańsk near the planned underwater outfall of the Gdańsk-Wschód (Gdańsk-East) sewage treatment plant. Oceanologia 42 (3) 335-357. Mudrak S, Żmijewska M I (2007) Spatio-temporal variability of mesozooplankton from the Gulf of Gdańsk (Baltic Sea) in 1999-2000. Oceanological and Hydrobiological Studies 36 (2) 3–19 |
|
Species status (?) | Non-indigenous species |
Ports | Port #1/2: Gdynia Date of the first record: 2013 Salinity range (psu): 6.7 - 6.8 Population status: Not entered References: HELCOM 2015. BALSAM PROJECT – WORK PACKAGE 4: Testing Monitoring Methods for Non-Indigenous Species in Ports. Comments: In 2013 this species was recorded during port survey according to JHP Helcom/Ospar, but it could occur in port much earlier. Port #2/2: Swinoujscie Date of the first record: 2018 Population status: Not entered References: HELCOM & OSPAR (2013) Joint Harmonised Procedure for the Contracting Parties of OSPAR and HELCOM on the granting of exemptions under International Convention for the Control and Management of Ships’ Ballast Water and Sediments, Regulation A-4. Available from: http://jointbwmexemptions.org/ballast_water_RA Comments: In 2018 this species was recorded during port survey according to JHP Helcom/Ospar, but it could occur in port much earlier |
Created by | Sergej Olenin |
Last update by | Monika Normant, 2020-04-18 |