Specimen Information

Hesperoleucus symmetricus
Hesperoleucus symmetricus
(California Roach)
Fishes
Native Transplant

Specimen ID293811
GroupFishes
GenusHesperoleucus
Speciessymmetricus
Common NameCalifornia Roach
StateCA
LocalityEel River in northern CA
Mapping AccuracyApproximate
HUC8 NameLower Eel
HUC8 Number18010105
Map
+
Collection Year1960
Year AccuracyEstimated
Potential Pathwayunknown
Statusestablished
Reference 1
Ref. Number:16624
Author:Moyle, P.B., and T. Light
Date:1996
Title:Biological invasions of fresh water: empirical rules and assembly theory.
Journal:Biological Conservation
Volume:78
Issue:1-2
Pages:149-161
Commentsestablished around 1960
Record TypeLiterature
Earliest Recorddrainage
Freshwater/MarineFreshwater
Specimen ImpactCaused changes in the benthic community and algae (Power 1990, 1992)


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. [2019]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/22/2019].

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 queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.