E-Fauna BC: Electronic Atlas of the Wildlife of British Columbia

Ariolimax columbianus (Gould in A. Binney, 1851)
Pacific Bananaslug
Family: Arionidae
Species account author: Robert Forsyth.
Photo of species

© May Kald  Email the photographer   (Photo ID #7642)

E-Fauna BC Static Map
Distribution of Ariolimax columbianus in British Columbia
Details about map content are available here.


The Pacific Bananaslug is a large slug species that is a commonly observed species in British Columbia.

Species Information

A very large slug; yellow, olive-green, brown-green, red-brown, white and often spotted with black; mantle smooth; keel along the entire length of the tail.




NW North America

Status Information

Origin StatusProvincial StatusBC List
(Red Blue List)
NativeS5YellowNot Listed
BC Ministry of Environment: BC Species and Ecosystems Explorer--the authoritative source for conservation information in British Columbia.

Additional Notes

Recommended Reading:

Forsyth, Robert G. 2004. Land Snails of British Columbia. Handbook. Royal BC Museum, Victoria.

Additional Range and Status Information Links

Additional Photo Sources

General References

Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2021. E-Fauna BC: Electronic Atlas of the Fauna of British Columbia [efauna.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2024-05-29 7:54:49 AM]
Disclaimer: The information contained in an E-Fauna BC atlas pages is derived from expert sources as cited (with permission) in each section. This information is scientifically based.  E-Fauna BC also acts as a portal to other sites via deep links.  As always, users should refer to the original sources for complete information.  E-Fauna BC is not responsible for the accuracy or completeness of the original information.

© E-Fauna BC 2021: An initiative of the Spatial Data Lab, Department of Geography, UBC