Sentences with phrase «fur seal populations»

The seals are further protected by international agreements, and fur seal populations are recovering.

The northern fur seal population has been in decline in recent years and they are listed as «vulnerable» under the U.S. Endangered Species Act.

«If it continues, if this is the new normal, the sea lion population and the fur seal population in California are going to have severe drops in their overall population,» Johnson said.

Not exact matches

Still, the lengthier, more physically challenging journeys in some years may explain why populations of these northern fur seals — considered «depleted» under the Marine Mammal Protection Act — have not rebounded in recent decades despite a hunting ban.

• In the Northern Pacific and the southern Bering Sea, killer whales have been linked to collapsing populations of fur seals and harbor seals.

Another problem at Signy is the booming population of fur seals.

Nearly 30 miles west of the Golden Gate Bridge, a growing population of feisty, fish - loving northern fur seals is waddling around the craggy Farallon Islands.

As fish populations change in response to these warmer waters, mother fur seals may have a harder time finding the food they need to nourish themselves and their pups.

Introduction In the 1960s, northern fur seals (Callorhinus ursinus) successfully recolonized San Miguel Island after the local population was extirpated by hunting.

Staggering populations of over 70,000 California sea lions, 5,000 northern fur seals, 50,000 northern elephant seals and 1,100 harbor seals breed and pup on the island each year.

But it is its population of 10,000 + Guadalupe fur seals (Arctocephalus townsendi)- their only major breeding site - and northern elephant seals (Mirounga angustirostris) that attract the sharks.

The islands became a base for pirates, and later whalers, who also harvested the island's abundant fur seals, and put a significant dent in the tortoise population.

The fiord is rich in flora and fauna and outstanding Waterfalls; at times sighting of local wildlife as dolphins (Doubtful Sound is home to one of the southernmost population of bottlenose dolphins), fur seals and penguins (Fiordland crested and blue).