Pyganodon grandis
Pyganodon grandis
(giant floater)
Mollusks-Bivalves
Native Transplant
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26 results for Pyganodon grandis (giant floater)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1757712 NCBrunswickOrton Pond, NC1971 03030005 Lower Cape Fear 
1677646 NCChatham[No locality description provided]2016 03030002 Haw 
1741005 NCChatham[No locality description provided]2017 03030002 Haw 
887594 NCChathamJordan Lake, at end of New Hope Church Road (SR 1733), [2.57 air miles NE center Farrington], [Green Level Quad].2007 03030002 Hawestablished
887595 NCChathamJordan Lake, exposed lake bed, along shore of Jordan Lake off end of Jordan Game Lands access road, off W side NC 751, just N of junction with SR 1733, [point estimated 2.55 air miles NE center Farrington], [Green Level Quad].2002 03030002 Hawestablished
1445251 NCChathamNorth end, Lake Jordan (NCWRC Site # 020709.5tws)2002 03030002 Hawestablished
887597 NCChathamNortheast Creek, Lake Jordan, NC 751, [4.62 air miles NW Green Level], [Green Level Quad].2002 03030002 Hawestablished
1445281 NCOrangeNew Hope Creek, Turkey Farm Rd (NCWRC Site # 060316.1cbe)2006 03030002 Hawestablished
1757714 NCRutherfordLake Lure, Santee, Rutherford, NC1976 03050105 Upper Broad 
1757713 NCRutherfordLake Lure, Santee, Rutherford, NC1977 03050105 Upper Broad 
1445644 NCWakeKit Creek, Davis Drive (NCWRC Site # 040626.1jrm)2004 03030002 Hawestablished
887596 NCWakeKitt Creek (Cisco Lake) at Davis Drive, [6.3 air miles NW center Cary], [Cary Quad].2004 03030002 Hawestablished
1757715 NJCape MayCape May1957 02040302 Great Egg Harbor 
1757718 NJGloucesterAlmonesson, Gloucester, NJ1952 02040202 Lower Delaware 
887593 NJMercerDelaware and Raritan Canal, Princeton2000 02030105 Raritanestablished
1757716 NJMiddlesexRoosevelt County Park, Middlesex, NJ1955 02030104 Sandy Hook-Staten Island 
1714237 NJSomersetRaritan River Downstream of Island Farm Dam2023 02030105 Raritanunknown
1757717 NJUnionSuprise Lake, Watchung Reservation1955 02030105 Raritan 
1757711 NMEddyLake McMillan, Pecos River1988 13060011 Upper Pecos-Black 
1757710 NMQuayUte Lake Reservoir1995 11080006 Upper Canadian-Ute Reservoir 
1757709 NMSan MiguelConchas Lake1995 11080005 Conchas 
153749 NY Hudson River, freshwater tidal reach north of River Mile 30 (~168km upriver)[near Haverstraw]1996 02030101 Lower Hudsonestablished
1757700 TXEl PasoEl Paso, Cement Lakee, El Tora Cement Agency1969 13040100 Rio Grande-Fort Quitman 
1757702 TXHidalgoCanals from Rio Grande1931 13090002 Lower Rio Grande 
1757703 TXHidalgoLake Granjeno1930 13090002 Lower Rio Grande 
Page:12

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are 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 data.

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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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/20/2025].

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