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You are here: Home / Aquatic Species / Species Profiles / Veined Rapa Whelk
Aquatic Species
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Veined Rapa Whelk

Veined Rapa Whelk

Scientific name: Rapana venosa (Valenciennes, 1846) (CABI)

Synonyms: Rapana thomasiana (Crosse, 1861), Rapana pontica (Nordsieck, 1969)

Common names: Veined rapa whelk, Asian rapa whelk

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Selected Resources

Native To: Western Pacific Ocean (Mann et al. 2004)

Date of U.S. Introduction: First discovered in 1998 (Mann et al. 2004)

Means of Introduction: Probably in ballast water (Mann et al. 2004)

Impact: Preys on bivalves, such as clams, oysters, and mussels (Mann et al. 2004)

Current U.S. Distribution: Chesapeake Bay


Selected Resources:


Zebra Mussels and Quagga Mussels
Aquatic Nuisance Species Task Force.


Veined Rhapa Welk
Narragansett Bay Research Reserve. Coastal Training Program. Rhode Island Marine & Estuarine Invasive Species Site.

Invasive Species Compendium - Rapana venosa
CAB International.

Delivering Alien Invasive Species Inventories for Europe (DAISIE): Species Factsheet - Rapana venosa
European Commission. Sixth Framework Programme.

NOBANIS: Invasive Alien Species Fact Sheet - Rapana venosa (2010; PDF | 121 KB)
European Network on Invasive Alien Species.
From: Identification key to marine invasive species in Nordic waters

Rapana venosa
Great Britain Non-Native Species Secretariat.

Global Invasive Species Database - Rapana venosa (mollusc)
World Conservation Union. Invasive Species Specialist Group.


National Exotic Marine and Estuarine Species Information System (NEMESIS): Chesapeake Bay Introduced Species Database - Rapana venosa
Smithsonian Institution. Smithsonian Environmental Research Center. Marine Invasions Research Lab.

Veined Rapa Whelk, Asian Rapa Whelk - Nonindigenous Species Information Bulletin
DOI. USGS. Florida Integrated Science Center.

Nonindigenous Aquatic Species Database - Rapana venosa
DOI. USGS. Southeast Ecological Science Center.
Provides distribution maps and collection information (State and County).




Veined Rapa Whelk
Chesapeake Bay Program.

Veined rapa whelk
Guide to Invasive Species of the Galveston Bay Area.


CABI. Invasive Species Compendium. Rapana venosa. CAB International. [Accessed Mar 3, 2015].

Mann, R., A. Occhipinti, and J.M. Harding. 2004. Alien Species Alert: Rapana venosa (veined whelk) (PDF | 941 KB) Working Group on Introductions and Transfers of Marine Organisms. ICES Cooperative Research Report No. 264.

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Last Modified: Nov 18, 2015
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