Razorback Sucker - U.S. Fish and Wildlife Service
网页One of the largest suckers in North America, the razorback sucker can grow to more than three feet (one meter) in length, though most are smaller. The razorback sucker is distinguished by its unique, bony, razor-like keel that rises abruptly behind the head.
Razorback sucker - Wikipedia
网页The razorback sucker (Xyrauchen texanus) is a suckerfish found in rivers and lakes in the southwestern United States and formerly northwestern Mexico. It can grow to 91 cm (3 ft) in length and is recognisable by the keel between its head and dorsal fin.
Razorback Sucker - Colorado River Recovery Programs
网页The razorback sucker is an endangered, native fish of the Colorado River and the only member of the genus Xyrauchen. It has a dark, brownish-green upper body with a yellow to white-colored belly and an abrupt, bony hump on …
The Razorback Sucker: An endangered species in Arizona
网页2 天之前 · Found in the Colorado River Basin region of the southwest of the United States, the razorback sucker is a species of catostomid freshwater fish. Its back has an odd sharp-edged hump behind the head that aids in negotiating fast-moving waves. Included under the list of threatened species because of habitat loss, altered river flows, and introduction of …
Razorback Sucker - Colorado Parks and Wildlife
网页The razorback sucker is native only to the warm-water portions of the Colorado River basin of the southwestern United States. Razorback sucker are found throughout the basin in both lake and river habitats but are most common in backwaters, floodplains, flatwater river sections and reservoirs.
Razorback Sucker - NDOW
网页The Razorback Sucker is distinguished by its prominent, sharp-edged keel, or "humpback," which extends along its back. This unique feature, combined with its distinctive coloration, makes it easily recognizable.
Razorback Sucker - Lake Mead National Recreation Area (U.S.
网页2022年12月14日 · The razorback sucker is endemic to the Colorado River basin and was listed as an endangered species in 1991. Populations are currently in decline throughout the Colorado River basin and have decreased markedly during the last two decades in the lower basin, particularly in Lake Mohave.
Razorback sucker (Xyrauchen texanus) - U.S. National Park Service
网页2015年2月24日 · Razorback suckers have a bony keel on their backs. They are the largest species of suckers that live in the Colorado River and reach and maximum length of 36 inches (900 mm). They may live 40 years or more. They feed on a variety of insects, crustaceans, and detrital matter.
Razorback Sucker Numbers on the Upswing - U.S. Fish and …
网页Biologists captured 50 yearling razorback sucker—the greatest number found since surveys began more than 20 years ago. DENVER — Fishery surveys conducted by San Juan River Basin Recovery Implementation Program have revealed surprising—and quite welcome—information about an endangered fish.
Razorback Sucker (Xyrauchen texanus) - iNaturalist
网页The razorback sucker (Xyrauchen texanus) is a fresh water sucker fish found in rivers and lakes in southwestern United States. It can grow to 91 cm (3 ft) in length and is recognisable by the keel between its head and dorsal fin.
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