Last edited by Fegul
Thursday, November 12, 2020 | History

5 edition of Decline of the steller sea lions in Alaskan waters found in the catalog.

Decline of the steller sea lions in Alaskan waters

Decline of the steller sea lions in Alaskan waters

untangling food webs and fishing nets

by

  • 400 Want to read
  • 35 Currently reading

Published by National Academies Press in Washington, DC .
Written in English


Edition Notes

StatementCommittee on the Alaska Groundfish Fishery and Steller Sea Lions, Ocean Studies Board, Polar Research Board, Division on Earth and Life Studies, National Research Council of the National Academies.
The Physical Object
Paginationxii, 204 p. :
Number of Pages204
ID Numbers
Open LibraryOL22535541M
ISBN 100309086329


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Decline of the steller sea lions in Alaskan waters Download PDF EPUB FB2

Buy Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and Fishing Nets on FREE SHIPPING on qualified orders. National Research Council; Division on Earth and Life Studies; Ocean Studies Board; Polar Research Board; Committee on the Alaska Groundfish Fishery and Steller Sea Lions Description For an unknown reason, the Steller sea lion population in Alaska has declined by 80% over the past three decades.

Decline of the Steller Sea Lion in Alaskan Waters book. Read reviews from world’s largest community for readers. For an unknown reason, the Steller sea l. Get this from a library. Decline of the Steller sea lion in Alaskan waters: untangling food webs and fishing nets. [National Research Council (U.S.).

Committee on the Alaska Groundfish Fishery and Steller Sea Lions.;]. An illustration of an open book. Books. An illustration of two cells of a film strip.

Video. An illustration of an audio speaker. Audio An illustration of a " floppy disk. Decline of the Steller sea lion in Alaskan waters: untangling food webs and fishing nets Item Preview remove-circle. The Decline of the Steller Sea Lion in Alaskan Waters | Committee on the Alaska Groundfish Fishery and Steller Sea Lions, National Research Council | download | B–OK.

Download books for free. Find books. Get this from a library. Decline of the Steller Decline of the steller sea lions in Alaskan waters book lion in Alaskan waters: untangling food webs and fishing nets. [National Research Council (U.S.). Committee on the Alaska Groundfish Fishery and Steller Sea Lions.;] -- For an unknown reason, the Steller sea lion population in Alaska has declined by 80% over the past three decades.

Inthe National Research Council began a study to. Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and Fishing Nets: National Research Council, Division on Earth and Life Studies, Polar Research Board, Ocean Studies Board, Committee on the Alaska Groundfish Fishery and Steller Sea Lions: : BooksAuthor: National Research Council, Division on Earth and Life Studies, Polar Research Board.

- Buy Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and Fishing Nets book online at best prices in India on Read Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and Fishing Nets book reviews & author details and more at Free delivery on qualified : National Research Council, Division on Earth and Life Studies, Polar Research Board.

Decline of the Steller Sea Lion in Alaskan Waters: National Research Council: : BooksAuthor: National Research Council. Buy Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and Fishing Nets by National Research Council, Division on Earth and Life Studies, Polar Research Board, Ocean Studies Board, Committee on the Alaska Groundfish Fishery and Steller Sea Lions online on at best prices.

Fast and free shipping free returns cash on delivery available on eligible : National Research Council, Division on Earth and Life Studies, Polar Research Board.

Buy Decline of the Steller Sea Lion in Alaskan Waters (): Untangling Food Webs and Fishing Nets: NHBS - National Research Council, National Academies Press (NAP). Decline Of The Steller Sea Lion In Alaskan Waters: Untangling Food Webs And Fishing Nets Synopsis For an unknown reason, the Steller sea lion population in Alaska has declined by 80 percent during the past three decades.

Inthe National Research Council began a study to assess the many hypotheses proposed to explain the sea lion. The Steller sea lion committee was assembled to address just such a challenge. Populations of these sea lions, especially in the western Gulf of Alaska and Bering Sea, have been in decline since about They were listed as endangered in under the Endangered Species Act.

Inthe Steller sea lion was listed as threatened throughout its range. Later studies of mitochondrial DNA from Steller sea lions suggest that there are at least two stocks, an eastern stock (California through Southeast Alaska) and a western stock (Prince William Sound and areas west).

The decline was happening solely to the western stock. The Resource Decline of the Steller sea lion in Alaskan waters: untangling food webs and fishing nets, Committee on the Alaska Groundfish Fishery and Steller Sea Lions, Ocean Studies Board, Polar Research Board, Division on Earth and Life Studies, National Research Council of the National Academies, (electronic resource) Decline of.

Decline of the Steller Sea Lion in Alaskan Waters Untangling Food Webs and Fishing Nets (Book): Book NewsPopulations of Steller sea lions, especially in the western Gulf of Alaska and Bering Sea, have been in decline since In Novemberan Endangered Species Act consultation proposed more restrictive measures on the management of Alaska's groundfish fishery to reverse the decline.

Read chapter Appendix D: Early Account of Steller Sea Lions: For an unknown reason, the Steller sea lion population in Alaska has declined by 80% over the Login Register Cart Help Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and Fishing Nets ().

Buy Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and Fishing Nets by National Research Council, Division on Earth and Life Studies, Polar Research Board, Ocean Studies Board, Committee on the Alaska Groundfish Fishery and Steller Sea Lions (ISBN: ) from Amazon's Book Store.

Everyday low prices and free delivery on eligible orders. The item Decline of the steller sea lions in Alaskan waters: untangling food webs and fishing nets, Committee on the Alaska Groundfish Fishery and Steller Sea Lions, Ocean Studies Board, Polar Research Board, Division on Earth and Life Studies, National Research Council of the National Academies, (electronic resource) represents a specific, individual, material embodiment of a distinct.

eff ects of eating pollock and herring on Steller sea lions (Alaska Fisheries Science Center,!""+). Releasing live, swimming prey for sea lions to chase and capture in two very large tanks simulated the natural habitat of the Steller sea lions.

% e fi rst group of sea lions was placed in a tank where they preyed upon herring as their only. Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and Fishing Nets. For an unknown reason, the Steller sea lion population in Alaska has.

The threatened Eastern Stock was delisted in To learn more, visit the ADF&G Special Status page for Steller sea lion. Trends. During the late 20th century, the western Alaska Steller sea lion population (the Gulf of Alaska and Aleutian Islands) suffered a substantial decline, but there are signs of stabilization in recent years.

Decline of the Steller sea lion in Alaskan waters by, unknown edition. Experimental Harvest of the Steller Sea Lion in Alaskan Waters (Classic Reprint): Thorsteinson, Fredrik V: : BooksAuthor: Fredrik V Thorsteinson.

Decline of the Steller Sea Lion in Alaskan Waters by National Research Council,available at Book Depository with free delivery worldwide. Decline of the Steller Sea Lion in Alaskan Waters: Nat'L Acad Pres, Nat'L Acad Pres: Books - Buy Decline of the Steller Sea Lion in Alaskan Waters by Committee on the Alaska Groundfish Fishery and Steller Sea Lions at Mighty Ape NZ.

For an unknown reason, the Steller sea lion population in Alaska has declined by 80% over the past three. Find great deals for Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and.

Shop with confidence on eBay. Find many great new & used options and get the best deals for Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and Fishing Nets by National Research Council Staff, Division on Earth and Life Studies Staff, Alaska Groundfish Fishery and Steller Sea Lions Committee, Ocean Studies Board and Polar Research Board (, Trade Paperback) at the best online prices at eBay.

Alaska, a region of nearly million square miles includes waters in the Gulf of Alaska, Bering Sea, Aleutian Islands, Chukchi Sea, and Beaufort Sea. Alaska's dynamic, often ice-covered seas are home to a remarkable diversity of life—crustaceans, fish, seals, sea lions, porpoises, whales, and more.

Decline of the Steller sea lions in Alaskan waters: untangling food webs and fishing nets / Committee on the Alaska Groundfish Fishery and Steller Sea Lions, Ocean Studies Board, Polar Research Board, Division on Earth and Life Studies, National Research Council of the National Academies.

Evansville Vanderburgh Public Library. Services. Navigate; Linked Data; Dashboard; Tools / Extras; Stats; Share. Social. Mail. Decline of the Steller Sea Lion in Alaskan Waters: Untangling Food Webs and Fishing Nets by National Research Council; Division On Earth And Life Studies; Polar Research Board; Ocean Studies Board; Committee On The Alaska Groundfish Fishery And Steller Sea Lions and a great selection of related books, art and collectibles available now at For an unknown reason, the Steller sea lion population in Alaska has declined by 80 percent during the past three decades.

Inthe National Research Council began a study to assess the many hypotheses proposed to explain the sea lion decline including insufficient food due to fishing or the late s climate/regime shift, a disease epidemic, pollution, illegal shooting, subsistence.

Charlotte Mecklenburg Library. Services. Navigate; Linked Data; Dashboard; Tools / Extras; Stats; Share. Social. Mail. Steller sea lions drape their chocolate bodies over rocks lining the Alaska coast.

From those rocks, they plop into deep ocean water, and suddenly become graceful, among the most powerful swimmers. Mystery in Alaska: Why Have All the Sea Lions Gone. Frankl. Dinan, Thomas R.

Stable, and Renee A. Larson Department of Chemistry and Biochemistry Canisius College, Buffalo, NY Part1 - West vs. East Studies conducted by the Alaska Fisheries Science Center of the National Marine Mammal Laboratory have established that Seller sea lions have been disappearing at an alarming rate in Alaskan waters.

As the ecosystem in southwest Alaskan waters changed, the population of the Western stock of Steller sea lions also changed. A census of the populations of pollock, herring, and the Western stock of Steller sea lions in southwest Alaska disclosed striking trends, which are illustrated in Figure 3.

The Steller sea lion (Eumetopias jubatus), also known as the Steller's sea lion and northern sea lion, is a near-threatened species of sea lion in the northern is the sole member of the genus Eumetopias and the largest of the eared seals (Otariidae).

Among pinnipeds, it is inferior in size only to the walrus and the two species of elephant seals. Close. You can now place requests for physical library materials on this website.

Be advised that items recently returned to the library may continue to appear on your account for a few days. Sea Lions Decline In Alaska Waters. Novem About $ million has been spent on Steller sea lion research in recent years with the .Steller Watch NOAA Fisheries Steller sea lion biologists need your help.

We have hundreds of thousands of images taken by cameras stationed in the remote Aleutian Islands in Alaska. We need your help to find out which images have sea lions present with readable markings to help save this endangered population.