AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Cordylophora caspia | |
Date of the first record (?) | 1891 - 1899 References: Jensen KR, Knudsen J (2005) A summary of alien marine benthic invertebrates in Danish waters. Oceanological and Hydrobiological Studies, 34(Suppl. 1). References (not structured): Kathe Jensen (pers. comm. on 12.August 2015) |
Recipient region (?) | Country: Denmark LME: 23. Baltic Sea References: Jensen KR & Knudsen J (2005). A summary of alien marine benthic invertebrates in Danish waters. Oceanological and Hydrobiological Studies Vol XXXIV, Supplement 1: 137-162. Comments: Holbæk Fjord (Kattegat), Bornholm (Western Baltic Sea) |
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Source region (?) | LME: 22. North Sea --> LME sub-region: North Sea |
Pathway / Vector (?) | Level of certainty: Highly likely Pathway: Vessels Vector: (Possible) Ballast water Vector: (Possible) Sea chest Vector: (Possible) Ship’s hull Comments: Old formated values: Pathway - Ships; Vector - Unintentional |
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) | |
Species status (?) | Non-indigenous species References: Folino-Rorem N C, Darling JA, D’Ausilio CA (2009) Genetic analysis reveals multiple cryptic invasive species of the hydrozoan genus Cordylophora. Biological Invasions, 11(8), 1869-1882.Jensen KR, Knudsen J (2005) A summary of alien marine benthic invertebrates in Danish waters. Oceanological and Hydrobiological Studies, 34(Suppl. 1). References (not structured): Knudsen 1989, Gollasch 1996 Comments: Phylogenetic analysis and comparisons of genetic distances between populations suggest the presence of multiple cryptic species within the genus |
Created by | Stephan Gollasch |
Last update by | Kim Lundgreen, 2022-07-19 |