Razorback sucker - Wikipedia
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 - U.S. Fish and Wildlife Service
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. The keel is likely adapted to help the species swim in strong river currents.
Razorback scabbardfish - Wikipedia
The razorback scabbardfish, Assurger anzac, is a rare species of cutlassfish, family Trichiuridae, and the only member of its genus.
Razorback Sucker - Colorado River Recovery Programs
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 its back shaped like an upside-down boat keel.
Razorback Sucker - U.S. National Park Service
2022年12月14日 · Once abundant in the turbulent and unpredictable Colorado River, the razorback sucker is now restricted to a few remnant populations, the largest of which can be found in Lake Mohave. Several thousand old (generally in excess of 40 years of age) razorback suckers spawn in Lake Mohave but few, if any, of the young fish survive to reach adulthood.
ADW: Xyrauchen texanus: INFORMATION
Many species of fish feed on razorback larva. Other predators are birds, mammals, and some insects. Adults have few natural predators. Native Americans and early settlers, however, ate razorback suckers. Most of the fish that presently predate on X. texanus are non-natives.
Razorback sucker - Facts, Diet, Habitat & Pictures on ... - Animalia
The razorback sucker is most notable for the sharp-edged bulge on the anterior part of its back, between the head and dorsal fin, giving rise to its common name, as well as to the alternative name "humpback sucker". The fish can attain lengths of up to 91 cm (3 ft) and weights of 6 kg (13.2 lb). A common length is 50 cm (1.6 ft).
Razorback Sucker - NDOW
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.
California Fish Species - California Fish Website
Razorback Suckers primarily inhabit large slow moving sections of river within the Colorado River drainage, though they also inhabit scattered lakes and basins. They are found in deep pools, oxbow lakes, and backwaters within a stream and may also move into reservoirs or gravel pits.
Raising the Razorback Sucker | U.S. Fish & Wildlife Service
2023年5月16日 · The razorback sucker is an endangered species found only in the warm-water portions of the Colorado River Basin. Three to five million years ago, this fish made its way into the river and its tributaries. It’s one of the largest sucker …