A Virtual Museum on the State's Fish Biodiversity

UMMZ_187449

Not suspect, examined
Gambusia affinis x Gambusia georgei

Photos

Map

Location 29.87484° N, 97.93152° W (± 43.7 m)

Taxonomy

GenusGambusia
Specieshybrid

Specimen

Num Specimens0

Identification

DeterminerClark Hubbs

Collection Event

CollectorClark Hubbs & M Stevenson
Collected Date1968.3.6

Geography

DrainageGuadalupe
CountryUnited States
StateTexas
CountyHays
LocalityNorth bank of San Marcos River at Interstate Hwy. bridge 35

Record Source

Source University of Michigan (type: specimens)
Institution University of Michigan (type: university)
Curator William L. Fink
Record Added May 13, 2010
Record Last Modified July 27, 2022
Data Processing Track Track 2
From Data Set Received 04/2009 to 10/2010

Identification

Suspect Notes None
Count No data

Current Determination

Gambusia affinis x Gambusia georgei
Determiner Floyd Douglas Martin
Determination Date July 16, 2010
Determination Type specimen examination
Identification Comments ID complete | dorsal rays 6 as in G. affinis; gonopodium highly abnormal - no elbow on ray 4A; 4A and 4P same length as in G. georgei; spines on ray 3 length similar to G. georgei
Identification Confidence High

Collecting Event

Collected March 6, 1968
Collecting Event ID 7556
Field Notes
There are no field notes available.

Locality

Region Blackland Prairies
Jurisdiction Hays, Texas
Name San Marcos River at I 35
Hydrography Texas-Gulf Region Central Texas Coastal Guadalupe San Marcos Upper San Marcos River Purgatory Creek-San Marcos River
Captive no
Locality Photos
No locality photos available.
Ecoregion Northern Blackland Prairie
HUC 12 121002030302
Georeferencing Remarks Assumed to be on the San Marcos River due to presence of Etheostoma fonticola among species in collecting event. Georeference copied from track 1 georeferences.
Georeferencing Annotation —
Has not been Georeferenced because —
flag (suspect/examine) June 30, 2021
suspect: noexamination: yes
date June 27, 2012
date_range: 3/6/1968-3/6/1968
collectors May 23, 2012
collectors: Hubbs, Clark Stevenson, Michael M.
collectors November 5, 2011
collectors: Clark Hubbs, Michael M. Stevenson
date November 5, 2011
date_range: 3/6/1968-3/6/1968
staff comment November 5, 2011
ID Status: Specimen examined and ID'ed for FoTX project
ID Comments: dorsal rays 6 as in G. affinis; gonopodium highly abnormal - no elbow on ray 4A; 4A and 4P same length as in G. georgei; spines on ray 3 length similar to G. georgei
ID Confidence: high
georeference September 8, 2006
Error: 43.662Locality: San Marcos River at I 35Coordinates: 29.874840764;-97.931523578Georeferencer: AECGeographic note: Inland USA Texas

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