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AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Isognomon bicolor | |
Date of the first record (?) | 2020 References: Garzia M., Furfaro G., Renda W., Rosati A.M, Mariottini P., Giacobbe S. (2022). Mediterranean spreading of the bicolor purse oyster, Isognomon bicolor, and the hicken trigger, Malleus sp., vs. the Lessepsian prejudice. Mediterranean Marine Science, 23(4): 777–788 References (not structured): Scuderi, D., Viola, A., 2019. The last alien reaching Sicily: Mollusca Bivalvia Isognomonidae: Isognomon legumen (Gmelin, 1791). Biodiversity Journal, 10 (4), 337-342. |
Recipient region (?) | Country: Italy LME: 26. Mediterranean Sea LME sub-region: Western Mediterranean References: Garzia M., Furfaro G., Renda W., Rosati A.M, Mariottini P., Giacobbe S. (2022). Mediterranean spreading of the bicolor purse oyster, Isognomon bicolor, and the hicken trigger, Malleus sp., vs. the Lessepsian prejudice. Mediterranean Marine Science, 23(4): 777–788 |
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Source region (?) | Not entered References: Garzia M., Furfaro G., Renda W., Rosati A.M, Mariottini P., Giacobbe S. (2022). Mediterranean spreading of the bicolor purse oyster, Isognomon bicolor, and the hicken trigger, Malleus sp., vs. the Lessepsian prejudice. Mediterranean Marine Science, 23(4): 777–788 |
Pathway / Vector (?) | Level of certainty: Possible Pathway: Natural spread from neighboring countries References: Garzia M., Furfaro G., Renda W., Rosati A.M, Mariottini P., Giacobbe S. (2022). Mediterranean spreading of the bicolor purse oyster, Isognomon bicolor, and the hicken trigger, Malleus sp., vs. the Lessepsian prejudice. Mediterranean Marine Science, 23(4): 777–788 |
Habitat type (?) | Port vicinity | |
Wave exposure (?) | Not entered | |
Salinity range (?) | Venice system: 7. Euhaline [30-40psu] |
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Temperature range (?) | Not entered |
Zonation / Substratum (?) | Not entered | |
Reproductive duration (?) | Not entered | |
Reproductive seasonality (?) | Not entered | |
Migration pattern (?) | Not entered |
Population status (?) | Unknown (Low level of certainty) | |
Species status (?) | Non-indigenous species References: Albano P.G., Hong Y., Steger J., Yasuhara M., Bartolini S., Bogi C., … & Bošnjak M., et al.Tamar G.H. (2024). New records of non-indigenous species from the eastern Mediterranean Sea (Crustacea, Mollusca), with a revision of genus Isognomon (Mollusca: Bivalvia). PeerJ, 12: e17425. |
Created by | Agnese Marchini, 2025-07-01 |