Species of Gila are collectively referred to as western chubs. Roundtail chub (Gila robusta) Status Survey of the Lower Colorado River Basin Jeremy B. Voeltz INTRODUCTION The roundtail chub (Gila robusta) is a member of the minnow family Cyprinidae, and is one of six recognized species in the genus Gila endemic to the Colorado River basin (Minckley et al. Transparent larvae .3 inches in length hatch in 5 days and grow to about 3 inches in one year. Hellier. Downloaded on 24 July 2019. Mature males sometimes acquire red-orange lower cheeks and paired fins during breeding season. U.S. 3. 1990. The Gila robusta species group is an evolutionarily com-plex assemblage ideally suited for studies of hybridization. Area(s) Where Listed As Endangered: Nevada Facts Summary: The Pahranagat Roundtail Chub (Gila robusta jordani) is a species of concern belonging in the species group "fishes" and found in the following area(s): Nevada. Kaliwatan sa karpa ang Gila robusta. 17, 18, 126-129. čeÅ¡tina: Gila nevadská English: Roundtail chub, White river chub eesti: Jäme gilaturb 中文: 粗壮骨尾鱼. The roundtail chub is a member of the minnow family Cyprinidae. Spawning occurs in the late spring; females broadcast about 2,000 tiny sticky eggs over a gravel and cobble bottom. Menu Search "AcronymAttic.com. Gila robusta jordani,Gila gracilis, Ptychocheilus vorax, Gila nacrea FAMILY: Cyprinidae AUTHOR, PLACE OF PUBLICATION: Baird and Girard 1853a. Roundtail chub can reach almost 49 cm (19.5 in), but usually only grow to about 25–30 cm (10–12 in). Have scales above and below the lateral line. Hatch, and M. Sublette. BHL; Vernacular names . Arizona Game and Fish Department. Proceedings of the Academy of Natural Sciences of Philadelphia, 6: 368–369. Proceedings Academy Natural Sciences Philadelphia, 6: 368-369. Gila jordani Tanner, 1950 Gila nacrea Cope, 1871 Leuciscus zunnensis Günther, 1868 Ptychocheilus vorax Girard, 1856 Homonyms Gila robusta Baird & Girard, 1853 Common names Gila nevadská in Czech Jäme gilaturb in Estonian Roundtail chub in English Roundtail chub in English White river chub in English roundtail chub in English 粗壮骨尾鱼 in language. The chiselmouth is a close relative (Simons & Mayden 1997), as are members of the genus Siphateles. Here I focus on the robusta complex occurring within the Gila and Bill Williams rivers of the lower Colorado River basin. (NRS 501.105, 501.110, 501.181) The following wild mammals are Gila robusta remains the only species not listed or proposed for listing as endangered. It is a greenish color with dark blotches. Unpublished abstract compiled and edited by the Heritage Data Management System, Arizona Game and Fish Department, Phoenix, AZ. Intermuscular bones or floating bones are present, which can be cut out prior to cooking. Am., 1990: v. 2, p. 883 (Pahranagat roundtail chub, Gila robusta jordani; is most similar to the common roundtail chub (Gila robusta robusta)) notfound: Web. Gila: Species: robusta : Subspecies: jordani: Length: 10 to 20 inches : Lifespan: 7+ years : Feed: aquatic insects, and to a lesser extent on fishes and other vertebrates: Habitat: Colorado River and its larger tributaries in the upper Colorado River basin : Official Status: Endangered : Life History: The roundtail chub is a member of the minnow family Cyprinidae. Roundtail chub are streamlined, similar to trout in appearance, and characterized by a robust body and tail, are olive gray in color, with silvery sides and a white belly. Find. Examination of Movements and Survival of Pahranagat Roundtail Chub (Gila robusta jordani) in the Pahranagat River and Adjacent Waters, Nevada, 2014–18 Open-File Report 2019-1075 Prepared in cooperation with U.S. Recognized subspecies include: The roundtail chub has been extirpated from the Zuni and San Francisco Rivers of New Mexico. First time here? found: A list of common and scientific names of fishes from the U.S. and Canada, 1980: p. 22 (Gila robusta, roundtail chub) found: The official World Wildlife Fund guide to endangered species of No. Date Taken: Sunday, February 1, 2015 Location Taken: NV, … « Previous Page . robusta and other extinct but proposed new species of Gila date from the Pliocene to the Pleistocene (approx. Taxonavigation ... Gila jordani Tanner, 1950; References . Details. Fish and Wildlife Service, Portland, Oregon. cf. Group: Fishes. Individuals may reach 19.3 in but usually average 9.8 - 11.8 in. GRJ is defined as Gila Robusta Jordani very frequently. [2], In Arizona, specifically in Gila, Mohave, and Yavapai Counties, the roundtail chub occupies several tributaries: Fossil Creek, Oak Creek, Burro Creek, Francis Creek, Big Sandy River, Santa Maria River, Boulder Creek, Trout Creek, Sycamore Creek, Beaverhead Springs, and throughout the Verde River. The complex is comprised of seven taxa (G. cypha, G. ele-gans, G. intermedia, G. nigra, G. robusta jordani, G. robusta robusta, and G. seminuda) endemic to different regions and habitats of the Colorado River basin. Gila jordani Tanner 1950 was treated as a subspecies of G. robusta by Rinne (1976), Lee et al. Gila robusta. a combination of habitat loss and degradation related to dams, diversions, groundwater pumping, mining, development, recreation, improper livestock grazing, and competition and predation from non-native fishes, aquatic insects, and to a lesser extent on fishes and other vertebrates, Colorado River and its larger tributaries in the upper Colorado River basin, Programmatic Safe harbor Agreement for Voluntary Enhancement/Restoration Activities Benefitting White River Springfish, Pahranagat Roundtail Chub and Southwestern Willow Flycatcher Within Pahranagat Valley, Lincoln County, Nevada, Attachment 2: Landowner Cooperative Agreement Template, Attachment 3: Landowner Certificate of Inclusion Template. Pahranagat roundtail chub are elongated fish with a narrow caudal peduncle. STATE OF NEVADA DEPARTMENT OF WILDLIFE Wildlife Diversity Division 6980 Sierra Center Parkway, Ste 120 • Reno, Nevada 89511 (775) 688-1500 Fax It has an elongated body with a narrow tail and a deeply cleft caudal fin. (2006). pp. Historical: Found throughout the Colorado River basin from Wyoming to Arizona and likely into Mexico, and in the mainstem and most large tributaries. Color is a grayish brown above, and a lighter shade below. Recovery plan for the Pahranagat roundtail chub, Gila robusta jordani. GRJ stands for Gila Robusta Jordani. RXXX-XX EXPLANATION – Matter in italics is new; matter in brackets [omitted material] is material to be omitted. Examples: NFL, NASA, PSP, HIPAA. Whitmore, D.H. and T.R. LC Classification. seminuda. It is also found in the Gila River and the Rio Yaqui. (Gila robusta jordani) Max. See other definitions of GRJ. The body of the roundtail chub is significantly larger forward of the dorsal fin, and posteriorly it is tapered towards the tail. Una ning gihulagway ni Baird ug Girard ni adtong 1853. Fish and Wildlife Service, Portland, Oregon. grahami, and G.r. [5], It is a candidate endangered species of the United States Fish and Wildlife Service, under the Endangered Species Act criteria.[6]. Roundtail chub adults primarily consume aquatic and terrestrial insects, other fishes, and sometimes algae. Pahranagat roundtail chub (Gila robusta) Pahranagat Roundtail Chub (Gila robusta jordani) in the Pahranagat River, NV. Advertisement: This definition appears very frequently . The IUCN Red List of Threatened Species 2019: e.T62201A129987081. Abbreviation to define. U.S. Identification: The Largemouth Bass (Micropterus salmoides) has an elongate body that ranges in color from a silvery-white to brassy-green and occasionally to a light brown in darker water.It is camouflaged with a dark olive mottling on its dorsal surface, a broad black stripe (typically broken into a series of blotches), and greenish-black speckles along its side. What does GRJ stand for? We used Curie-point pyrolysis and mass spectrometry to discriminate among fish egg samples representing Colorado squawfish Ptychocheilus lucius, Pahranagat roundtail chub Gila robusta jordani… The fishes of New Mexico. White River spinedace, Lepidomeda albivallis, recovery plan. It is native to the Colorado River drainage basin, including the Gila River and other tributaries, and in several other rivers. Its range of is within the Colorado River drainage basin, found from the headwaters down to the mouth, in Utah, Colorado, Arizona, Nevada, and California, and northwest Mexico; as well as in other rivers of northwestern Mexico. It is part of the “robusta complex”, which includes the Gila robusta robusta, G.r. The roundtail chub (Gila robusta) is a cyprinid fish in the genus Gila, of southwestern North America. Gila robusta. The U.S. FWS's Threatened & Endangered Species System track information about listed species in the United States Roundtail chub is very prolific in nature. Gila robusta jordani Family: Cyprinidae Description: Freshwater fish growing up to 10 inches. 1994. Arizona Game and Fish Department considers roundtail chub a sport fish. Image Dimensions: 1869 x 1361. 12 million years ago (MA)) (Uyeno and Miller, 1963, Smith et al., 2002); several fossils of Gila sp. GRJ stands for Gila Robusta Jordani. The oldest known fossil assigned to Gila (Gila turneri, authority Eastman 1917) dates from the middle Miocene (approx. (Redirected from Gila (genus)) Gila is a genus of fish belonging to the family Cyprinidae, native to the United States and Mexico. Gila robusta. Its coloring is greenish with black blotches. Roundtail chub are also described to be “trout-like” because they possess a large mouth with the lower lip outlined in black. Fish and Wildlife Service By: Barbara A. Martin, Brian S. Hayes, and Alta C. Harris Gila robusta grahami; Gila robusta jordani - small streams along the White River (Nevada) Gila robusta robusta - small rivers; Gila robusta seminuda; The roundtail chub has been extirpated from the Zuni and San Francisco Rivers of New Mexico. They put up a strong fight for anglers, and the meat is described as "firm, white and very mild tasting." [4] Recent conservation efforts include more research to determine the mechanisms of their sudden disappearance, and population surveys conducted by the Arizona Game and Fish and US Forest Service (in progress). Recently, it has been recorded at up to 43 cm in length. This page was last edited on 25 June 2020, at 07:23. The decreasing population of the roundtail chub is primarily the result of habitat loss as well as predation and competition by non-native fish. Although the populations in the Salt and Verde Rivers were stable ten years ago, they have been exponentially decreasing. University of New Mexico Press, Albuquerque. Lyons, T.J. & NatureServe 2019. Breeding males develop red or orange coloration on the lower half of the cheek and at the bases of paired fins. The tail is deeply forked. length: 10 inches The Pahranagat roundtail chub is known to occur only in Ash Springs and the Pahranagat River downstream for less than … Gila jordani Tanner, 1950 Gila nacrea Cope, 1871 Gila zunnensis Günther, 1868 Gila affinis Abbott, 1860 Gila vorax Girard, 1856 Gila gracilis Baird & Girard, 1853 Gila grahamii Baird & Girard, 1853. Quick Start. Roundtail chub is a voracious predator, consuming large amounts of fish, crayfish, frogs, and insects. Baird, S. F. & Girard, C. F.; 1853: Descriptions of some new fishes from the River Zuni. NAC 503.020 Game mammals. However, they lack the adipose fins found on trout species. The Pahranagat roundtail chub, Gila robusta jordani, also known as the Pahranagat bonytail chub, is a medium-sized fish, growing to about 10 in (25 cm). Printer friendly. Fish and Wildlife Service. Ang Gila robusta sakop sa kahenera nga Gila, ug kabanay nga karpa. (1980), La Rivers (1994), and Gilbert (1998) but was recognized as valid by Minckley & Marsh (2009) and subsequent authors. Pahranagat Roundtail Chub (Gila robusta jordani) in the Pahranagat River, NV. The roundtail chub matures at about 2-3 years of age and likely lives about 7 years or more. Gila robusta jordani. They are omnivores, feeding mostly on aquatic insects, and to a lesser extent on fishes and other vertebrates. Detailed Description. The Gila robusta species complex in the Lower Colorado River Basin has a complicated taxonomic history. Roundtail chub of the lower Colorado River Basin DPS were historically found in the mainstem and many perennial tributaries of the Colorado, Little Colorado, Bill Williams, Gila, Verde, Salt, San Francisco, San Pedro, and Zuni rivers in Arizona, New Mexico and also possibly in Mexico. Status/Date Listed as Endangered: EN-US FWS: October 13, 1970. This species is rather variable, and formerly accounted as several species, until intermediate forms were discovered. 1 PROPOSED REGULATION OF THE BOARD OF WILDLIFE COMMISSIONERS COMMISSION GENERAL REGULATION 496 LCB File No. The forehead area is concave. Roundtail chub juveniles eat smaller insects, crustaceans, and algae.[3]. Tweet. Sublette, J.E., M.D. U.S. 5 pp. Three of these species, G. intermedia, G. nigra, and G. robusta (hereafter the robusta complex), form a phylogenetically unresolved complex. (Credit: Bryan Hayes, USGS-WFRC, Klamath Falls Field Station. http://www.azgfd.gov/h_f/fish_roundtail_chub.shtml, USFWS —Species Profile for Roundtail chub (Gila robusta), https://en.wikipedia.org/w/index.php?title=Roundtail_chub&oldid=964392908, Creative Commons Attribution-ShareAlike License. 1988. The mouth is largish, but does not reach as far as the pupil of the eye, and is overhung by the snout. 2002. 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