States/Provinces Summary
Gambusia geiseri  in Texas, USA
Main ref. (5723). Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. 
Status: endemic 
Abundance:  
Comments: Found in San Marcos and Guadalupe River systems (Ref. 5723), and Comal River (Ref. 79012). Transplanted to Colorado and Rio Grande (including Pecos River) drainages (Ref. 5723); also introduced into a number of other drainages, including headwaters of the Concho River (Tom Green County), San Solomon Springs and associated irrigation network (Reeves County), Leon Creek (Pecos County), and Independence Creek (Ref. 79012). 
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