Astyanax mexicanus
Astyanax mexicanus
(Mexican Tetra)
Fishes
Native Transplant
Collection Info
Point Map
Species Profile
Animated Map

30 results for Astyanax mexicanus (Mexican Tetra)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
44283 TX San Antonio (HUC6) non-specific1980 12100300 San Antonioestablished
549734 TXBanderaBrewington Creek and North Prong Medina River Confluence1947 12100302 Medinaestablished
1469402 TXBanderaMedina Reservoir2017 12100302 Medinaestablished
549836 TXBanderaMedina River upstream from crossing with Hwy 16 (at park)2001 12100302 Medinaestablished
549841 TXBanderaMedina River, 3 mi. W of Bandera, FM 470.1974 12100302 Medinaestablished
549763 TXBanderaWest Prong Medina River 7 miles upstream from Medina1947 12100302 Medinaestablished
549757 TXBexarAlazan Creek in San Antonio at crossing of North San Jacinto and West Martin1999 12100301 Upper San Antonioestablished
1533086 TXBexarCibolo Creek at Weir Road2017 12100304 Ciboloestablished
549743 TXBexarLeon Creek1999 12100302 Medinaestablished
549724 TXBexarLeon Creek1999 12100302 Medinaestablished
549751 TXBexarLeon Creek1999 12100302 Medinaestablished
549761 TXBexarSalado Creek1999 12100301 Upper San Antonioestablished
549799 TXBexarSalado Creek1999 12100301 Upper San Antonioestablished
549753 TXBexarSalado Creek1999 12100301 Upper San Antonioestablished
549793 TXBexarSalado Creek1999 12100301 Upper San Antonioestablished
549739 TXBexarSan Anonio River; between Avenue A and Hildebrand Avenue1977 12100301 Upper San Antonioestablished
549730 TXBexarSan Antonio River in Bexar County1999 12100301 Upper San Antonioestablished
261197 TXBexarSan Antonio River near Brackenridge Park and the San Antonio Zoo1908 12100301 Upper San Antonioestablished
261198 TXBexarSan Antonio River near Brackenridge Park and the San Antonio Zoo1977 12100301 Upper San Antonioestablished
261199 TXBexarSan Antonio River near Brackenridge Park and the San Antonio Zoo1990 12100301 Upper San Antonioestablished
261196 TXBexarSan Antonio River near Brackenridge Park and the San Antonio Zoo2000 12100301 Upper San Antonioestablished
549733 TXBexarSan Antonio River; reach between zoo entrance and downstream to abandoned road crossing between Avenue A and River Road2000 12100301 Upper San Antonioestablished
1740287 TXGuadalupeCibolo Creek, Crescent Bend Nature Park, Cibolo2024 12100304 Cibolo 
1533080 TXKarnesCibolo Creek at Co Rd 3892006 12100304 Ciboloestablished
549710 TXMedinaMedina River in Castroville at low water crossing 1/2 mile below bridge on US 90, Medina County, Texas.1960 12100302 Medinaestablished
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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.

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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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [3/18/2026].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.