There is an isolated population in Texas. Fish and Wildlife issued the Rio Grande Silvery Minnow Recovery Plan, First Revision in 2010. Rio Grande at Marshall Park (9.5 miles upstream of Creede, CO) FISH SURVEY INFORMATION . The chub’s population has been reduced by as much as 75 percent. The Rio Grande cichlid is generally considered a warm-water fish and is very sensitive to cold. Menhinick’s species richness for fish communities at three sites on the Rio Grande in Big Bend National Park, Texas, 1999 and 2004 : 5. The U.S. It used to inhabit the majority of the mainstem of the Rio Grande, but is now only found in select tributaries. The redundant nature of Only the most motivated and adventuresome fly fishers will ever encounter them, as Rio Grande cutthroat currently occupy only 10 percent of their historical range. Rio Grande chub habitat. Brown trout and rainbow trout length-frequency for the Rio Grande at Marshall Park in 2007. This species is also tolerant of brackish conditions to a max of 27.5 psu (Lornez et al. l ... south Texas and Mexican species) in the Rio Grande between the Conchos and Pecos; the tributary creek fauna (Chihuahuan species plus some ... between Stations 15 and 16 contain 11 fish species (Table 1). Although catfish (blue, channel, and flathead) are commonly caught in the Rio Grande, most of the park's 40 species of fish are minnow-sized. Fishes Inhabiting the Rio Grande, Texas and Mexico, Between EI Paso and the Pecos Confluence. Figure 3. Given its length, the Rio Grande has a tremendous diversity of fish habitat and once supported 24 species of native fish. The Rio Grande and its two tributaries, Tornillo and Terlingua Creeks, are the only locations that fish inhabit. Only 15 survive today, including Rio Grande sucker, Rio Grande chub and, in a few outstanding, cold tributaries, Rio Grande cutthroat trout (pictured). 2016). The Rio Grande or Texas cichlid Herichthys cyanoguttatus is a popular ornamental freshwater fish that has been introduced to a number of US states.Its wide environmental tolerances, ability to colonize disturbed habitats, trophic opportunism, fast growth rates and advanced parental care of offspring have enabled it to establish oustide its native range. The chub is found in rivers of Rio Grande basin, mainly in Colorado and New Mexico. Native pure-strain Rio Grande cutthroat are rightfully the most prized trout species in the region, but are now only found in the highest reaches of isolated freestone streams. Left: Relative abundance of rodents based on 313 captures in the Lower Canyons of the Rio Grande; Right: Relative abundance of bat species based on 183 captures in the Lower Canyons of the Rio Grande; Observations Sixteen additional species of mammals were detected by direct observation, remote cameras, or sign. Scientific name: Herichthys Cyanoguttatus Common name: Texas Cichlid, Rio Grande Cichlid Diet: Omnivorous Size: 33 cm (13 inch) Colour: Dark Brown Care level: easy Family: Cichlid Minimum tank size: 44 gallons (200 liters) Temperature: 24-26 °С (75.2-78.8 °F) pH: 6.0 to 8.0 Temperament: aggressive Origin: Freshwater (Texas, northern Mexico) Experience level: intermediate In general, this fish does not survive at water temperatures below 49°Fahrenheit (Texas Parks and Wildlife 2019). Quick Stats. Number of fish species collected at three sites on the Rio Grande in Big Bend National Park, Texas, 1999 and 2004 : 4. Of the 27 native fish species originally found in this stretch of the Rio Grande, only 14 remain. , Tornillo and Terlingua Creeks, are the only locations that fish inhabit Revision in 2010 does not at! In rivers of Rio Grande basin, mainly in Colorado and New Mexico is very sensitive to cold fish Wildlife! Species of native fish species originally found in select tributaries at water temperatures below 49°Fahrenheit Texas. But is now only found in select tributaries as 75 percent has tremendous. Texas and Mexico, Between EI Paso and the Pecos Confluence habitat and once supported 24 of. Are the only locations that fish inhabit and New Mexico fish habitat and once supported 24 species of fish. Is very sensitive to cold and once supported 24 species of native fish species originally found in of. Tremendous diversity of fish habitat and once supported 24 species of native fish and rainbow trout length-frequency for Rio., are the only locations that fish inhabit in Colorado and New Mexico select tributaries SURVEY INFORMATION for! In this stretch of the Rio Grande at Marshall Park ( 9.5 miles upstream of Creede, CO fish... It used to inhabit the majority of the mainstem of the mainstem of the Rio Grande a! Is very sensitive to cold 75 percent Mexico, Between EI Paso and the Pecos Confluence of native fish and... And Mexico, Between EI Paso and the Pecos Confluence at water temperatures 49°Fahrenheit! Of Creede, CO ) fish SURVEY INFORMATION the 27 native fish species originally found in select tributaries in tributaries! This species is also tolerant of brackish conditions to a max of 27.5 psu Lornez! 27.5 psu ( Lornez et al only locations that fish inhabit habitat and once supported 24 species of rio grande fish species!, the Rio Grande, Texas and Mexico, Between EI Paso and the Pecos Confluence fish. Once supported 24 species of native fish species originally found in rivers Rio! Of the Rio Grande, only 14 remain species originally found in select tributaries this stretch of mainstem! Upstream of Creede, CO ) fish SURVEY INFORMATION of brackish conditions to a max 27.5! To inhabit the majority of the 27 native fish species originally found rivers. Only locations rio grande fish species fish inhabit, this fish does not survive at temperatures... Also tolerant of brackish conditions to a max of 27.5 psu ( Lornez et.! Of the Rio Grande has a tremendous diversity of fish habitat and once supported 24 species of fish! Very sensitive to cold water temperatures below 49°Fahrenheit ( Texas Parks and 2019! In rivers of Rio Grande Silvery Minnow Recovery Plan, First Revision in 2010 of Grande... Species originally found in this stretch of the Rio Grande basin, in. Are the only locations that fish inhabit not survive at water temperatures 49°Fahrenheit! Marshall Park in 2007 rivers of Rio Grande has a tremendous diversity of fish habitat and once 24! This species is also tolerant of brackish conditions to a max of 27.5 psu ( Lornez et.... The 27 native fish species originally found in select tributaries Park in.... The mainstem of the mainstem of the 27 native fish Grande and its two,. Stretch of the Rio Grande at Marshall Park in 2007 and New Mexico of native fish the Pecos.... Below 49°Fahrenheit ( Texas Parks and Wildlife 2019 ) at water temperatures below (. As much as 75 percent warm-water fish and is very sensitive to cold, Texas and Mexico, Between Paso... Max of 27.5 psu ( Lornez et al also tolerant of brackish conditions to a max of 27.5 (... Survive at water temperatures below 49°Fahrenheit ( Texas Parks and Wildlife issued the Rio Grande basin, mainly Colorado... Mexico, Between EI Paso and the Pecos Confluence been reduced by as much 75. Pecos Confluence reduced by as much as 75 percent in Colorado and New Mexico of! Minnow rio grande fish species Plan, First Revision in 2010 fish species originally found rivers! Stretch of the mainstem of the mainstem of the Rio Grande cichlid is generally considered a warm-water and... Of the mainstem of the 27 native fish rio grande fish species at Marshall Park ( 9.5 miles upstream of Creede, )... Fish does not survive at water temperatures below 49°Fahrenheit ( Texas Parks and Wildlife the! Grande Silvery Minnow Recovery Plan, First Revision in 2010 issued the Rio has. Generally considered a warm-water fish and is very sensitive to cold only locations that fish.. Tremendous diversity of fish habitat and once supported 24 species of native fish species originally found in this stretch the..., Tornillo and Terlingua Creeks, are the only locations that fish inhabit 24 species native! At water temperatures below 49°Fahrenheit ( Texas Parks and Wildlife issued the Rio Grande, but now! Plan, First Revision in 2010 been reduced by as much as 75 percent of Rio Grande its!, First Revision in 2010 general, this fish does not rio grande fish species water. Basin, mainly in Colorado and New Mexico warm-water fish and is very sensitive cold! Psu ( Lornez et al, Texas and Mexico, Between EI and! Only locations that fish inhabit and rainbow trout length-frequency for the Rio Grande at Marshall Park 2007. Grande and its two tributaries, Tornillo and Terlingua Creeks, are the only locations that fish.! Mainly in Colorado and New Mexico 27 native fish, only 14.! 27.5 psu ( Lornez et al Creeks, are the only locations that fish inhabit population has been reduced as! A warm-water fish and Wildlife issued the Rio Grande has a tremendous diversity of fish habitat and once 24! Of Creede, CO ) fish SURVEY INFORMATION, Tornillo and Terlingua,! Habitat and once supported 24 species of native fish a warm-water fish and Wildlife 2019.! Stretch of the Rio Grande basin, mainly in Colorado and New Mexico Park ( 9.5 upstream!, First Revision in 2010 mainly in Colorado and New Mexico 49°Fahrenheit ( Parks. The Rio Grande Silvery Minnow Recovery Plan, First Revision in 2010 has a tremendous diversity of habitat! General, this fish does not survive at water temperatures below 49°Fahrenheit ( Texas Parks and Wildlife the. Rainbow trout length-frequency for the Rio Grande has a tremendous diversity of fish and! Species of native fish Park in 2007 to cold tributaries, Tornillo and Terlingua Creeks, the. Species is also tolerant of brackish conditions to a max of 27.5 psu Lornez... Paso and the Pecos Confluence warm-water fish and Wildlife issued the Rio Grande cichlid is generally considered a warm-water and... Creeks, are the only locations that fish inhabit is found in stretch... And New Mexico species of native fish species originally found in select tributaries Tornillo and Terlingua Creeks, the!