Specimen Information

Pomacea maculata
Pomacea maculata
(giant applesnail)
Mollusks-Gastropods
Exotic

Specimen ID261553
GroupMollusks-Gastropods
GenusPomacea
Speciesmaculata
Common Namegiant applesnail
StateLA
CountyTerrebonne
Localitydrainage ditches next to Thibodaux Municipal Airport at a bend in Horseshoe Road on either side of a manmade levee
Mapping AccuracyAccurate
HUC8 NameWest Central Louisiana Coastal
HUC8 Number08090302
HUC10 NameBayou Black
HUC10 Number0809030203
HUC12 NamePhillips Canal-Terrebonne Lafourche Drainage Canal
HUC12 Number080903020306
Map
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Collection Day24
Collection Month5
Collection Year2009
Year AccuracyActual
Potential Pathwayreleased aquarium
Statusestablished
CommentsMany egg cases observed. See voucher photo.
Record TypeNAS sighting report
Freshwater/MarineFreshwater
Year Classeggs
Photo
Pomacea insularum


Disclaimer:

The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/17/2025].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted.

For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.