Eurytemora affinis
Eurytemora affinis
(a calanoid copepod)
Crustaceans-Copepods
Native Transplant
Collection Info
Point Map
Species Profile
Animated Map

14 results for Eurytemora affinis (a calanoid copepod)
Download Data
Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
619785 CAAlamedaPort of Oakland Plankton 012007 18050004 San Francisco Bayestablished
619784 CAAlamedaPort of Oakland Plankton 022007 18050004 San Francisco Bayestablished
619783 CAAlamedaPort of Oakland Plankton 042007 18050004 San Francisco Bayestablished
619786 CAHumboldtHumboldt Bay Plankton 012007 18010102 Mad-Redwoodestablished
619787 CAHumboldtHumboldt Bay Plankton 022007 18010102 Mad-Redwoodestablished
619790 CAHumboldtHumboldt Bay Plankton 042006 18010102 Mad-Redwoodestablished
619788 CAHumboldtHumboldt Bay Plankton 042007 18010102 Mad-Redwoodestablished
619791 CAHumboldtHumboldt Bay Plankton 062006 18010102 Mad-Redwoodestablished
619789 CAHumboldtHumboldt Bay Plankton 062007 18010102 Mad-Redwoodestablished
268396 CAImperialCibola High Levee pond [in Cibola]2007 15030104 Imperial Reservoircollected
619794 CASacramentoDelta [general location]2005 18020163 Lower Sacramentoestablished
156866 CASan FranciscoLake Merced (San Francisco water supply)1958 18050006 San Francisco Coastal Southunknown
619792 CASan FranciscoSan Francisco Bay1913 18050002 San Pablo Bayestablished
619793 CASan FranciscoSan Francisco Bay1995 18050002 San Pablo Bayestablished

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/5/2025].

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.