River Otter
River Otter (Lutra canadensis)
Species Code: LUCA
Description The River Otter is built for swimming - they have a streamlined body, short legs with webbed feet, dense fur that keeps otters warm, a tapered tail, small ears, ...
River Otter (Lutra canadensis)
Description The River Otter is a long, slender "weasel" with glossy, dark brown fur. It has webbed feet, a short neck and legs, and a very streamlined body adapted for life in the water.
River Otter
Lontra canadensis
The North American River Otter is the only river otter found north of Mexico. Its luscious pelt, a staple of the French fur trade in the 1700-1800s, has drawn hunters for hundreds of years.
River Otter
River Otter
Photo Credit: U.S. Fish and Wildlife Service ...
River Otter
Genus: Lutra
Species: canadensis
One of the animals that can be found in the North American Taiga is the river otter. The Taiga is an area that is rocky, a bit icy, and has lots of pine trees. The climate is cold, rainy, and snowy.
River otters are sleek, furry, streamlined aquatic mammals that live in rivers, streams, , and marshes in Canada and the USA. They are a large type of . Their scientific name is Lutra canadensis (Genus, species).
River Otter
Order Carnivora : Family Mustelidae : Lutra canadensis (Schreber) ...
River otters are induced ovulators, meaning that ovulation does not begin until copulation has occurred
GESTATION:
60-65 days.
The river otter has also intrigued naturalists. In his book From Wild at Heart, John Eldredge said, “ ...
The river otter is Minnesota's largest aquatic carnivore that lives in most northern Minnesota lakes, ponds, and streams. It can swim and maneuver better than many fish, and swims with only the top of its head out of the water.
River Otter: Lutra canadensis
Appearance:
The river otter (Lutra canadensis) is a long, elongated water-loving animal found throughout Florida except the Keys. Its legs are short and has webbed toes for swimming.
River otters are adapted to living in and near water. Their nostrils and ears will close completely when they submerge underwater to look for food.
River otters are very social, playful animals. Their streamlined body ends with a long tail that is a powerful tool for swimming. Their undercoat is very thick to help keep them warm during the winter.
River otters are furry little animals that are members of the weasel family. They live and play in family groups.
River otters, members of the weasel family, hunt at night and feed on whatever might be available. Fish are a favorite food, but they also eat amphibians, turtles, and crayfish.
A river otter's long narrow body can range in length from 18"- 42 ", not including the tail. Weight can vary from 8 to 40 pounds with males larger than females. The brownish fur is short and dense.
The river otter, a member of the weasel family, is equally versatile in the water and on land. The otter establishes a burrow close to the water's edge in river, lake, swamp, coastal shoreline, tidal flat, or estuary ecosystems.
Giant river otters are social, typically forming groups of 4-8 individuals (though congregations of upto 20 indiviuals have been observed). These groups generally maintain a home range of 12 km2.
Eurasian river otters can be found in Europe and Asia. They inhabit water habitats of all kinds: small streams, rivers, ponds and lakes. They even live at the sea shore.
[+ ZOOM] River Otters Michael Hogan
Description: River Otters are elusive denizens of Pine Barrens streams and wetlands.
Northern River Otter eating fish, Washington.
Photograph by Minette Layne. Some rights reserved. (view image details)
Northern River Otter, Washington.
Northern River Otter Behaviour
No observations regarding Northern River Otter behavior have been submitted to the database yet.
Interesting Facts about Northern River Otters ...
Northern River Otter
(Lutra canadensis)
RANGE: Found across most of North America, except for some southwestern U.S. areas.
STATUS: Not a protected species.
The Japanese River Otter, a member of the weasel family, reaches approximately 70 centimeters (28 inches) in length. The creature once widely inhabited midstream and downstream regions along rivers throughout Japan.
To cite this page for personal use:
"Northern River Otter". [Online]. Natural History Notebooks. Canadian Museum of Nature.
Last updated (Web site consulted
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River Otter
Lontra canadensis Swenk
Description: River Otters were the largest member of the Mustelidae found in Kansas. The species can be distinguished by: 1) rounded, flattened head with small ears, 2) short, thick neck, 3) long body, 4) ...
River Otter
The river otter often hunts and travels in fresh water, but it spends a lot of time on land as well. With its many adaptations, it is extremely well suited to life in and around rivers.
River Otters can be thought of - and in a very real sense are - semi-aquatic weasels.
River otters have short, dense brown fur with a waterproof undercoat. A layer of fat insulates the body. Its body is torpedo-shaped, which is very useful for swimming. Its ears and nostrils close when submerged.
River otters have recently been added as a species managed under the Association of Zoos and Aquarium's (AZA's) Otter Species Survival Plan (SSP).
River Otter (Lutra canadensis) - U
Silver-haired Bat (Lasionycteris noctivagans) - C
Virginia Opossum (Didelphis virginiana) - U ...
A river otter's fur is so dense that water never reaches the skin, even when swimming. Giant otter guard hairs trap air and keep the dense inner fur dry.
The river otter breeds in late summer or fall. The litter of 1-6 kits is born about 11 months later. They will stay with the mother about a year.
Predators are alligators and humans.
The river otter is native to northern and central California, being found in the delta region of the Sacramento and San Joaquin Rivers, where it sometimes dens in thick tules.
We had a river otter playing in the current. This is not the Giant Otter sometimes seen on one of the lakes near the lodge. We also had a group of 5 Capybara bathing along the river bank.
The Northern river otter (Lontra canadensis) became one of the major animals hunted and trapped for fur in North America after European contact.
North American River Otter (Lontra canadensis)
Southern river otter (Lontra provocax)
Neotropical river otter (Lontra longicaudis)
Genus Pteronura ...
Coyotes, minks, river otters, and golden eagles often prey on young swans. Once a trumpeter swan reaches adulthood and can fly, they are very rarely preyed upon.
North American River Otter
Class: Mammalia
Status: IUCN: Least Concern; CITES: Not Listed
Northern Pacific rattlesnake ...
Reintroduction of fisher, pine marten, and river otter. In: Sanderson, Glen C., ed. Midwest furbearer management. Chicago, IL: University of Illinois: 159-173. [63938] 24. Berg, William E.; Kuehn, David W. 1994.
The common river otters of Eurasia and the Americas are species of the genus Lutra. The North American river otter, L. canadensis, ranges from N Alaska and Canada to the S United States.
Sea otters are members of the weasel or Mustelidae family and are closely related to the mink and river otters. Since otters spend most of their time in the water, their hind feet are webbed and adapted for swimming.
Most of the best river otter comes from Canada and the United States and averages 36 X18 in. in size. Skins from Germany and China are smaller, and shorter in the wool.
Southern river otter (Lontra provocax)
Fen ragwort (Senecio paludosus)
Delta green ground beetle (Elaphrus viridis)
Atelognathus (Atelognathus solitarius)
Alfred's rainfrog (Craugastor alfredi)
Cuban long-nosed toad (Peltophryne longinasus) ...
Apparent River Otter Predation at an Aleutian Tern Colony
Author(s): D. C. Duffy
Abstract: Two dead aleutian Ternsms wee found dead along river otter trailsin a a colony.
Mammals like the raccoon, black bear, white-tailed deer, bobcats, red fox and river otter make the swamp their home.
Observe frogs singing, river otters swimming, and muskies spawning. You may even spot one of Wisconsin's threatened species, the Blanding's turtle. If you see one, move very slowly to get a better peek.
Although somewhat shy, we watched a group come pretty close, in part because I think they were trying to stay away from a River Otter that was cruising their pond in Tiburon, CA. That's the female in the background.
Sea otters, Enhydra lutris (Linnaeus, 1758), are the largest member of the Family Mustelidae (70 species of river otters, skunks, weasels, badgers, etc.) and are the smallest marine mammal in North America. Males weigh 22-45 kg and are 1.2-1.
The sea otter is known to have one of the thickest, warmest coats of fur in the animal kingdom which helps to keep the sea otter warm in the cold waters of the North Pacific. Like their smaller river otter cousins, ...
CARNIVORA: Mustelidae (Weasels, Minks, Martens, and Otters)
Common Name Scientific Name Distribution
North American River Otter
Lontra canadensis ...
{families of Hyanidae, Mustielidae, Procyonidae, Viverridae} Badger, Beaver, California Sea Otter, Coatimundi, Ferret, Hyena, Meerkat, Panda Bear, Racoon, River Otter ...
river otter, mink), and piscivorous birds (e.g., mergansers, kingfishers, herons, ospreys, loons) (Stoecker and Kelly 2005). Juvenile steelhead have been observed feeding on emergent fry (Shapovalov and Taft 1954).
biologists have a strong background in statistics and experimental design. They conduct research on species such as deer, turkey, and waterfowl. Wildlife researchers also conduct surveys on nongame species, such as the bald eagle, river otter, bobcat, ...
northern river otter (Lontra canadensis laxatina)
northern white-footed mouse (Peromyscus leucopus noveboracensis)
northern yellow bat (Lasiurus intermedius floridanus)
Norway rat (Rattus norvegicus norvegicus) ...
flattened tail that aids in propulsion; a manner of swimming underwater by means of vertical undulations of the hind flippers and tail; and an external ear that resembles the ear of an otariid more than that of its closest relative, the river otter.
 See also: Otter, Coyote, Wolf, Lion, Weasel
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