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Diets of Mature Male and Female Steller Sea Lions (Eumetopias jubatus) Differ and Cannot Be Used as Proxies for Each Other
- Article from:
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Aquatic Mammals
- Article date:
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January 1, 2008
- Author:
- Trites, Andrew W; Calkins, Donald G
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Copyright informationCopyright Aquatic Mammals 2008. Provided by ProQuest LLC. (Hide copyright information)
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Abstract
Disturbance of otariid breeding sites (rookeries) to determine diet from fecal remains (scats) could be eliminated if the diets of males using adjoining bachelor haulouts could be used as a proxy for diets of breeding females. We collected scats from sexually mature Steller sea lions (Eumetopias jubatus) at one male resting site (haulout) and three female dominated breeding sites (rookeries) at Forrester Island, southeast Alaska (June and July, 1994 to 1999) to test whether the diets of bachelor bulls differed from that of breeding females. Female diets were fairly evenly distributed between gadids, salmon, and small oily fishes (forage fish) and contained lesser amounts of ...
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Streaming Video Records Sea Lions' Lives
AP Online;
October 5, 2006 ;
620 words
......in the lives of endangered Steller sea lions. This time of year, the cameras...look into the private lives of Steller sea lions will help unravel the mystery...Service, there are about 44,800 Steller sea lions in western Alaska. It looks...
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Court halts fishing in sea lions' habitat.(Nation)
The Washington Times;
July 27, 2000 ;
Gribbin, August;
434 words
......lives of the giant sea lions with big eyes and...constitute the Steller sea lion's critical...to protect the sea lions even a decade after...itself reported the Steller sea lion was nearing...upshot is that the sea lions can't find food...instance, some ...
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Sea lions are disappearing
Deseret News (Salt Lake City);
December 10, 2006 ;
Alex de Marban Anchorage Daily News;
518 words
......gunned down the sea lions are suspects in...puzzling over Steller sea lion numbers that...Everybody shot sea lions. They were a pest...t really hurt Steller sea lion numbers when...hunts because Steller sea lions were listed as...
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The HSUS Offers Reward in Sea Lions' Shooting Deaths, Demands End to...
US Fed News Service, Including US State News;
May 5, 2008 ;
335 words
......six federally protected sea lions on the Columbia River...border. Four California sea lions protected under the Marine...Protection Act and two Steller sea lions protected under both...agents -- giving the sea lions no chance to escape the...shooting of ...
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Satellites to find out why sea lions dying.
United Press International;
July 25, 2001 ;
300 words
......technology to determine why steller sea lions are dying off in alarming...which takes away from the steller's primary food source, or...as many as 100,000 of the steller sea lions once roamed part of the...there are two types of steller sea lions. One is ...
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Number of Endangered Steller Sea Lions Up
AP Online;
October 5, 2004 ;
526 words
......number of endangered Steller sea lions counted between the...turnaround in this Steller sea lion population," longtime...opening session of the Sea Lions of the World conference...areas." The number of Steller sea lions between Kodiak Island...
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Feds issue recovery plan for Stellar sea lions in Alaska
Deseret News (Salt Lake City);
March 7, 2008 ;
Mary Pemberton Associated Press;
515 words
......to be a potential threat to Steller sea lions, according to a federal plan...and western populations of Steller sea lions in Alaska. The western population...for the eastern population of Steller sea lions, which stretches from southeast...
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Longitudinal Health and Disease Monitoring in Juvenile Steller Sea Lions...
Aquatic Mammals;
January 1, 2007 ;
Goldstein, Tracey; Stephens, Carol A; Jang, Spencer S; Conrad, Patricia A; Field, Cara; Dunn, J Lawrence; Mellish, Jo-Ann E;
787 words
......2003 to June 2006, 77 juvenile Steller sea lions (Eumetopias jubatus) from the...pathogens in temporarily captive Steller sea lions over time, screen for commensal...in the free-ranging control Steller sea lions. There were no significant...
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NOAA FISHERIES RESPONDS TO COURT CONCERNS REGARDING PROTECTION MEASURES...
Regulatory Intelligence Data;
October 15, 1999 ;
INDSTRY GROUP 91;
779 words
......strengthened our protections for Steller sea lions as we addressed the court's...solution that will protect Steller sea lions while ensuring the viability...modifications designed to protect Steller sea lions and meet fishing needs of industry...
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Alaska Senator Holds Budget Deal Hostage In Attempt To Undermine...
U.S. Newswire;
December 8, 2000 ;
687 words
......Species Act (ESA) protections for Steller sea lions in Alaska. Senator Ted Stevens...measures to protect endangered Steller sea lions from large-scale fishing efforts...long-term survival of both Steller sea lions and the very coastal communities...
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Fishing for Answers.(Steller sea lions)(Brief Article)
National Parks;
September 1, 2001 ;
DAERR, ELIZABETH G.;
585 words
......provides new birthing ground for Steller sea lions, whose overall numbers are...Bay. As many as 700 to 900 Steller sea lions use the site located on the...Mathews added. The population of Steller sea lions in Southeast Alaska is growing...
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Fatal attraction -- Satellites to determine sea lions deaths.
M2 Presswire;
July 16, 2001 ;
558 words
......why sea lions - especially steller sea lions - are dying out so quickly...grants to track and monitor steller sea lions, the largest of all sea lions...Alaska, there are two types of steller sea lions. One is the Eastern stock...
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SATELLITES TO FIND OUT WHY SEA LIONS DYING
United Press International;
July 25, 2001 ;
317 words
......Satellites to find out why sea lions dying GALVESTON, Texas...technology to determine why steller sea lions are dying off in alarming...as many as 100,000 of the steller sea lions once roamed part of the...there are two types of steller sea lions. ...
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For Alaska's Steller sea lions, the difference between poverty and...
PR Newswire;
March 5, 2007 ;
538 words
......explain why some populations of Steller sea lions are on the brink of extinction...others rising to high numbers. Steller sea lions need the ocean to shift to...pattern among the populations of Steller sea lions living on either side of the...
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