Astyanax mexicanus
Astyanax mexicanus
(Mexican Tetra)
Fishes
Native Transplant
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7 results for Astyanax mexicanus (Mexican Tetra)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
139674 CASanta BarbaraSan Antonio drainage1977 18060009 San Antonioestablished
1533068 LAIberiaBlanco R. at St. Hwy. 80 xing, 2 airmi E of San Marcos, 1 mi above mouth; BHB 77-121977 08080103 Vermilionestablished
549739 TXBexarSan Anonio River; between Avenue A and Hildebrand Avenue1977 12100301 Upper San Antonioestablished
261198 TXBexarSan Antonio River near Brackenridge Park and the San Antonio Zoo1977 12100301 Upper San Antonioestablished
549840 TXHaysSan Marcos River at TX 80 and at Cheatham Street dam, in E side San Marcos1977 12100203 San Marcosestablished
549837 TXHaysSan Marcos River, Thompson's Island.1977 12100203 San Marcosestablished
549820 TXKendallGuadalupe River under bridge at St Hwy 3160.1977 12100201 Upper Guadalupeestablished

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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Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/21/2026].

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