Lontra canadensis river otters live throughout most of the united states and canada, wherever there is a food supply and easy access to water they live in marshes, lakes, ponds, streams and estuaries at elevations ranging from the coast to the mountains. A small river mammal with a long body they enjoy eating shellfish and other small animals river otters are small amphibious creatures found in lakes, rivers and pools, where they appear in groups of 1 to 4 individuals while carnivorous, they are benign and will generally not pose a threat to anything. River otter lontra canadensis researching the recovery of river otters in the san francisco bay area to support conservation and restoration of watersheds through research, education, citizen science and public outreach. Notes and images of northern river otters, updated from the canadian museum of nature's natural history notebooks series. Learn the purpose of the playful otter's riverside games find out about the adaptations that make these animals natural-born swimmers. The north american river otter is the most abundant otter species, but surprisingly little is known about its life in the wild these otters are frequently observed playing and sliding together. River otters live in freshwater and coastal marine habitats such as rivers, marshes and lakes all over the united states in the wild, river otters live up to eight or nine years since they are semiaquatic mammals, river otters spend time both on land and in water to function in a dual environment, river otters have evolved.
Other articles where river otter is discussed:species often referred to as river otters are found throughout the americas, europe, africa, and asia in freshwater ecosystems that sustain an abundance of prey such as fish, crayfish, crabs, mussels, and frogs most river otters are opportunistic, feeding on whatever is most. At 35 to 53 inches from tip to tip, the river otter is illinois' largest member of the weasel family a stout tail makes up about 30 to 40 percent of its total body length an otter uses its tail like a rudder while swimming adults weigh 10 to 25 pounds males are about one third larger than females otters have a broad, slightly. Found in alaska, canada and much of the united states, the river otter lives, predictably enough, in rivers it also inhabits lakes, bayous and marshes, where it typically lives alone, defending its territory from otters of the same sex its pelt varies from rich brown to almost black with pale brown on the throat, chin, cheeks and.
The north american river otter (lontra canadensis), also known as the northern river otter or the common otter, is a semiaquatic mammal endemic to the north american continent found in and along its waterways and coasts an adult north american river otter can weigh between 50 and 14 kg (110 and 309 lb) the river. It's international river otter awareness day here are five reasons we appreciate these amazing creatures 1 they're good fishers otters spend most of their life around water, and fish typically make up the majority of their diet these members of the weasel family travel vast distances along waterways and.
River otters (lutra canadensis, fig 1) have long, streamlined bodies, short legs, webbed toes, and long, tapered tails—all adaptations for their mostly aquatic lives their short thick fur is a rich brown above, and lighter, with a silvery sheen, below adult male river otters average 4 feet in length, including the tail, and weigh. The north american river otter was once nearly eliminated in missouri, but thanks to restoration efforts in the 1980s and early 1990s, these powerful swimmers are once again found throughout most of the state. Distribution the river otter (lontra canadensis) is widely distributed across north america, from florida to alaska, and this large mustelid (weasel family) occupied every major waterway of the united states and canada until at least the nineteenth century by 1977, however, they occupied 75% of their historic range due to.
The playful north american river otter is well adapted for semi-aquatic living the mammals have thick, protective fur to help them keep warm while swimming in cold waters they have short legs, webbed feet for faster swimming, and a long, narrow body and flattened head for streamlined movement in the water a long. Fact sheet scientific name, lontra canadensis general description, the river otter is a large, semi-aquatic member of the weasel family weighing from 9 - 41 pounds total body length of adult otters ranges from 35 - 54 inches, with long muscular tails accounting for 35 to 40 percent of the total length fur coloration usually.
The river otter is a large, brown, weasel-like mammal found along the shores of the chesapeake bay and lakes, streams, rivers and marshes throughout the bay watershed. Winter rains have swollen streams and rivers, recharging groundwater, filling ponds and lakes, and making more visible the network of waterways that traverse sonoma county one species that makes good use of this aquatic web is the river otter have you seen a river otter recently if so, you're one of a. A serene trip turned life-threatening when a river otter surprisingly attacked a 77- year-old woman kayaking in florida last weekend sue spector was kayaking with a group of about 10 people sunday morning on braden river in west-central florida when an otter climbed onto her kayak and then jumped on. The southern river otter is believed to occupy the smallest geographical area of all otter species like other otters, it is built for swimming, with an elongated, sinuous body, short limbs and webbed feet the tail is thick at the base and moderately flattened, and the small, round ears, like the nostrils, can be closed underwater.