Specimen Information

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

Specimen ID1651621
GroupMollusks-Gastropods
GenusPomacea
Speciesmaculata
Common Namegiant applesnail
StateLA
CountyJefferson Davis
LocalitySportsman's Park in Welsh, just upstream from boat launch
Mapping AccuracyAccurate
HUC8 NameMermentau
HUC8 Number08080202
HUC10 NameBayou Lacassine
HUC10 Number0808020202
HUC12 NameEast Bayou Lacassine
HUC12 Number080802020202
Map
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Collection Day20
Collection Month8
Collection Year2020
Year AccuracyActual
Potential Pathwayhitch hiker on aquatic plants | released aquarium
Statusestablished
CommentsThree egg masses were spotted on or near a pipeline just upstream of a boat launch. This boat launch is the suspected introduction site for the population that was recently recorded approximately four miles downstream. The road crossing just north at Hwy 90 was checked, and there was no sign of apple snails.
Record TypeNAS sighting report
VerifierCayla Morningstar, USGS
Freshwater/MarineFreshwater
Number Collected3
Year Classegg clutch
Photo
Pomacea cf. canaliculata/maculata


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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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/21/2024].

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