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A Virtual Museum on the State's Fish Biodiversity

TNHCi_55482

Not suspect, not examined
Mexican Tetra Astyanax argentatus

Photos

Map

Location 29.88748° N, 100.99125° W (± 270 m)

Taxonomy

FamilyCharacidae
GenusAstyanax
Speciesmexicanus

Specimen

Num Specimens14
PreparationFluid - 14

Identification

Identified ByMartin, Floyd
Date Identified2013.12.10

Collection Event

CollectorCasarez, Melissa; Gillespie, Hayley; Garrett, Gary; Bean, Megan
Collected Date2013.8.19
Field NumberMJC20130819-3
Event Remarksfield notes and photos available on server; jar labels say '~50m up to ~250m' but changed to ~75m up to ~500 after looking at site on topo maps; TPWD staff (Tom Heger) and interns conducted SVAP surveys alongside fish collections; lots were originally split into 4 separate mesohabitats per TPWD data collection process and later merged, after identifications by mesohabitat were recorded and provided to Gary Garrett and Megan Bean

Geography

CountryUnited States
StateTexas
CountyVal Verde
LocalityDolan Creek above confluence with Devils River ~75m to ~500m
Latitude29.887485
Longitude-100.991246
DatumWGS84
Error270.0

Georeferencing

Georeference RemarksCoordinates placed in the middle of Dolan Creek, and the uncertainty covers the described survery area ~75m to ~500m above the confluence with Devils River.

Record Source

Source Texas Natural History Collections (type: specimens)
Institution Texas Natural History Collections (type: museum)
Curator Dean Hendrickson
Record Added June 24, 2020
Record Last Modified March 23, 2026
Data Processing Track Track 3
From Data Set Received 5/2017 to 11/2017

Identification

Suspect Notes None
Count 14

Current Determination

Actinopterygii Characiformes Characidae Astyanax Astyanax argentatus
Determiner Unknown
Determination Date Unknown
Determination Type Unspecified
Identification Comments None
Identification Confidence Unknown

Collecting Event

Collected Aug. 19, 2013
Collecting Event ID 406912
Field Notes
There are no field notes available.

Locality

Jurisdiction Val Verde, Texas
Name Dolan Creek above confluence with Devils River ~75m to ~500m
Hydrography Rio Grande Region Rio Grande-Amistad Devils Lower Devils Dolan Creek-Devils River Lower Dolan Creek
Captive no
Locality Photos
No locality photos available.
Ecoregion Semiarid Edwards Plateau
HUC 12 130403020206
Georeferencing Remarks Georeference needs verification/refinement; coordinates provided by donor
Georeferencing Annotation
Has not been Georeferenced because This record, being part of the track 3 import, is not formally georeferenced by FoTX staff at this time. However, to allow mapping and visualization of this record, locality information has been provisionally accepted if provided by the donor or if location text could be matched to previously georeferenced records by FoTX team or donor data. For many records spatial error is either accepted from the donor (when provided) or derived based on coordinate precision.

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