Crangonyx floridanus
(Florida crangonyctid, a freshwater amphipod)
Crustaceans-Copepods
Native Transplant
Collection Info
Point Map
Species Profile
Animated Map

10 results for Crangonyx floridanus (Florida crangonyctid, a freshwater amphipod)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
623645 CASacramentoAmerican River2005 18020161 Upper Coon-Upper Auburnestablished
623629 CASacramentoDelta [general location]1998 18020163 Lower Sacramentoestablished
623628 CASacramentoDelta [general location]2005 18020163 Lower Sacramentoestablished
623632 CASacramentoDelta Cross Channel2005 18020163 Lower Sacramentoestablished
623641 CASacramentoSacramento River II/Vieria's Resort2005 18020163 Lower Sacramentoestablished
623631 CASacramentoSacramento River, Courtland2005 18020163 Lower Sacramentoestablished
257099 CASacramentoSacramento/San Joaquin River Delta, Donlon Island, Donlon Lake, restoring wetland.1998 18020163 Lower Sacramentoestablished
257170 CASacramentoSacramento/San Joaquin River Delta, Kimball Island, just of Sherman Island, restoring wetland.1998 18020163 Lower Sacramentoestablished
623637 CASolanoSacramento River, at Horseshoe Bend/Decker Island2005 18020163 Lower Sacramentoestablished
623640 CASolanoSteamboat Slough/Hidden Harbor2005 18020163 Lower Sacramentoestablished

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.

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [3/6/2026].

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.