Population growth and status of California sea lions

JL Laake, MS Lowry, RL DeLong… - The Journal of …, 2018‏ - Wiley Online Library
ABSTRACT The California sea lion (Zalophus californianus) population in the United States
has increased steadily since the early 1970s. The Marine Mammal Protection Act of 1972 …

Age‐ and sex‐specific survival of California sea lions (Zalophus californianus) at San Miguel Island, California

RL DeLong, SR Melin, JL Laake, P Morris… - Marine Mammal …, 2017‏ - Wiley Online Library
We conducted a mark‐recapture study of California sea lions (Zalophus californianus) using
pups branded on San Miguel Island, California, from 1987 to 2014, and annual resightings …

The effects of El Niño on the foraging behavior of lactating California sea lions (Zalophus californianus californianus) during the nonbreeding season

SR Melin, RL DeLong, DB Siniff - Canadian Journal of Zoology, 2008‏ - cdnsciencepub.com
We compared the nonbreeding-season foraging behavior of lactating California sea lions
(Zalophus californianus californianus (Lesson, 1828)) at San Miguel Island, California …

Phylogeography of California and Galápagos sea lions and population structure within the California sea lion

Y Schramm, SL Mesnick, J De la Rosa, DM Palacios… - Marine Biology, 2009‏ - Springer
We investigate the phylogeography of California (Zalophus californianus) and Galápagos (Z.
wollebaeki) sea lions and describe within-population structure for the California sea lion …

[HTML][HTML] Unexpected decadal density-dependent shifts in California sea lion size, morphology, and foraging niche

AM Valenzuela-Toro, DP Costa, R Mehta, ND Pyenson… - Current Biology, 2023‏ - cell.com
Many marine mammal populations are recovering after long eras of exploitation. 1, 2 To
what degree density-dependent body size declines in recovering species reflect a general …

California Sea Lion (Zalophus californianus, Lesson 1828)

CJ Hernández-Camacho, L Pelayo-González… - … and conservation of …, 2021‏ - Springer
The California sea lion is distributed from British Columbia, Canada, to the Islas Marías and
Gulf of California, Mexico. The population is divided into five subpopulations: one each on …

Seasonal Changes in Circulating Progesterone and Estrogen Concentrations in the California Sea Lion (Zalophus californianus)

DJ Greig, KL Mashburn, M Rutishauser… - Journal of …, 2007‏ - academic.oup.com
The measurement of circulating reproductive hormone levels provides a relatively
noninvasive method for assessing reproductive status. We assessed seasonal changes in …

Movements of male California sea lions captured in the Columbia River

BE Wright, MJ Tennis, RF Brown - Northwest Science, 2010‏ - BioOne
There is growing concern in the Pacific Northwest over predation by migratory male
California sea lions (Zalophus californianus) on threatened and endangered salmonid …

Geographical dissemination of Leptospira interrogans serovar Pomona during seasonal migration of California sea lions

RL Zuerner, CE Cameron, S Raverty, J Robinson… - Veterinary …, 2009‏ - Elsevier
Leptospirosis is one of the most widespread bacterial zoonoses in the world and affects
most mammalian species. Although leptospirosis is well documented and characterized in …

Mammals and amphibians of Southeast Alaska

SO MacDonald, JA Cook - 2007‏ - digitalrepository.unm.edu
This report continues the process of documenting the 82 species of mammals and 8
amphibians known to occur, or have recently occurred, In Southeast Alaska. Species …