Specimen Information

Atractosteus spatula
Atractosteus spatula
(Alligator Gar)
Fishes
Native Transplant

Specimen ID29434
GroupFishes
GenusAtractosteus
Speciesspatula
Common NameAlligator Gar
StateCA
CountyContra Costa
LocalityClifton Court Forebay near Byron (an 880 hectare storage reservoir located approx. 130 km upstream from the Golden Gate Bridge at the head of the California Aqueduct)[~10 mi NW of Tracy, CA]
Mapping AccuracyAccurate
HUC8 NameSan Joaquin Delta
HUC8 Number18040003
HUC10 NameOld River
HUC10 Number1804000306
HUC12 NameCalifton Court Forebay
HUC12 Number180400030604
Map
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Collection Day17
Collection Month9
Collection Year1991
Year AccuracyActual
Potential Pathwayreleased aquarium
Statusfailed
Reference 1
Ref. Number:514
Author:Raquel, P.F.
Date:1992
Title:Record of the alligator gar (Lepisosteus spatula) from the Sacramento-San Joaquin Delta.
Journal:California Fish and Game
Volume:78
Issue:4
Pages:169-171
CommentsAlso collected striped bass, white catfish, channel catfish, white sturgeon, cyprinids and centrarchids.
Record TypeLiterature
Earliest Recordnation
Disposal"CA F&G Stockton, CA"
VerifierP.B. Moyle, UC Davis
Freshwater/MarineFreshwater
Number Collected1
Size145.5cm TL; 59 cm girth;18.6kg


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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/2/2021].

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.