california sea lion range

They prefer the warmer waters off the coast of California and Mexico for breeding. Adult males are defending territory, females are tending to their pups, and pups are playing amongst themselves. The California sea lion’s breeding range extends from the Channel Islands off southern California along the coast of Mexico to Tres Marias Islands. In fact, more than half of all pups are born on June 15 each year. A layer file (.lyr) is a file that stores the path to a source dataset and other layer properties, including symbology. They must breathe at the surface and hold their breath while underwater, so they are specially adapted to live both on the land and in the sea. They have a "dog-like" face, and at around five years of age, males develop a bony bump on top of their skull called a sagittal crest. This is a sexually dimorphic trait and helps the males and female easily recognize one another. The California sea lion ranges along the western coast and islands of North America, from southeast Alaska to central Mexico. Market hunting, bounties, pollutants such as DDT and other forces depressed sea lion numbers in the middle of the last century. This varies as they change their location. They also may travel, socialize or rest at the surface in groups of ten or more near haul out areas. These Sea lions are found from the Pacific Coast of Vancouver all the way to Baja which is where California meets Mexico. California sea lions have also been observed feeding on chicks of the common murre. Torpedoes: They are hydrodynamic, which means they have a body shaped […] Female California sea lions reach sexual maturity around 3 years of age, whereas males are sexually mature at 5 years old. While feeding, individuals dive for short periods of about 2 minutes to the relatively shallow depths of 26-74m. Geographic Range. Normal prey for California sea lions includes anchovies, sardine, whiting, mackerel, rockfish and market squid. Pups are born on the San Miguel and San Nicolas Islands in the Channel Island chain. In comparison to a […] California sea lions are the first non-human mammal to show an ability to maintain a musical beat. Zalophus californianus Range Western North America Habitat Coastlines Diet Squid Fish Clams California Sea Lions are mammals. Sea lions return to their rookeries (or breeding grounds) in Southern and Central California each year where females give birth to their pups in early summer. The shapefile (.shp) format is a popular geospatial vector data format for geographic information system (GIS) software. Natural Habitat. California sea lions range in color from chocolate brown in males to a lighter, golden brown in females. The sea lion, named Ronan, was trained to bob her head to the rhythm of a song. For more information about California sea lions, explore the California Sea Lion … The California sea lion has an extremely flexible diet with a large prey base. Slightly smaller than their Californian relatives, Galápagos sea lions range from 1.5 to 2.5 m (4.9 to 8.2 ft) in length and weigh between 50 to 250 kg (110 to 550 lb), with the males averaging larger than females. A study by University of California Santa Cruz tested a California sea lion’s ability to “bob” to the beat of a song. Fish, squids, and clams are all parts of the diets of these sea lions throughout much of their range. Usually, they feed on four to five species that are locally abundant in, and specific to, any given region. Adult males also tend to have a thicker, more robust neck, chest, and shoulders in comparison to their slender abdomen. California Sea-Lion Range dataset is indexed from California Department of Fish and Wildlife. 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