Pomacea paludosa
Pomacea paludosa
(Florida applesnail)
Native Transplant
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Pomacea paludosa

Common name: Florida applesnail

Taxonomy: available through www.itis.govITIS logo

Identification: This species is the largest freshwater gastropod in North America (Burch 1982).  It is globose in shape, body whorls are wide, spire is depressed, and the aperature is narrowly oval (Burch 1982).  They are brown in color and have a striped pattern.

Size: 60 mm in length and width (Burch 1982)

Native Range: Central and southern Florida (Thompson 1984); Cuba; Hispanola (Dundee 1974).

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Puerto Rico &
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Interactive maps: Point Distribution Maps

Nonindigenous Occurrences: It has limited northern distribution in Florida. Collections have been made in Georgia, Oahu, Hawaii (Devick 1991),  Louisiana, and Oklahoma (Dundee 1974).

Ecology: Tropical species. Amphibious, but can survive dry seasons (Burch1982).  Applesnails have both gills and lungs.

Means of Introduction: Unknown

Impact of Introduction: Unknown

References: (click for full references)

Burch, J. B. 1982. North American freshwater snails.Walkerana 1(4):217-365.

Dundee, D. S. 1974. Catalog of introduced molluscs of eastern North America (north of Mexico). Sterkiana 55:1-37.

Thompson, F.G. 1984. The freshwater snails of Florida: a manual for identification. University of Florida Press, Gainesville, Florida, 94 pp.

Author: Benson, A.J.

Revision Date: 4/24/2006

Citation Information:
Benson, A.J., 2018, Pomacea paludosa: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov/queries/FactSheet.aspx?speciesID=985, Revision Date: 4/24/2006, Access Date: 1/16/2018

This information is preliminary or provisional and is subject to revision. It is being provided to meet the need for timely best science. The information has not received final approval by the U.S. Geological Survey (USGS) and is provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the information.

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Page Last Modified: Thursday, January 04, 2018


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. [2018]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/16/2018].

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