ABSTRACT Quantifying broad‐scale population trends and distribution change is critical for effective management and conservation of marine species, particularly under climate change. However, fragmented regional survey data often hinder such efforts for transboundary populations. A prime example is Pacific Spiny Dogfish (Squalus suckleyi, Squalidae), a
Lindsay N. K. Davidson +8 more
wiley +1 more source
Obstacles and Opportunities of Using a Mobile App for Marine Mammal Research
This study investigates the use of a mobile application, Whale mAPP, as a citizen science tool for collecting marine mammal sighting data. In just over three months, 1261 marine mammal sightings were observed and recorded by 39 citizen scientists in ...
Courtney H. Hann +3 more
doaj +1 more source
Distribution and Abundance of Steller Sea Lions, Eumetopias jubatus, on the Asian Coast, 1720's-2005 [PDF]
We analyzed published and archived records for the past 250 years to assess changes in distribution and abundance of Steller sea lions, Eumetopias jubatus, along the Asian coast from the Bering Strait to the Korean Peninsula.
Burkanov, Vladimir N. +1 more
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Utilisation of intensive foraging zones by female Australian fur seals. [PDF]
Within a heterogeneous environment, animals must efficiently locate and utilise foraging patches. One way animals can achieve this is by increasing residency times in areas where foraging success is highest (area-restricted search).
Arnould, John PY +3 more
core +2 more sources
Exploring Marine Mammal Cognition as a Conservation Tool
ABSTRACT Cognition is an animal's real‐time adaptation system for responding to change. Rapid environmental change, often anthropogenic, is expanding the range and severity of challenges confronting wild animals. Effective conservation requires a multifaceted approach that includes animals' capacities.
Gordon B. Bauer +21 more
wiley +1 more source
Neonatal growth of Steller sea lion (Eumetopias jubatus) pups in Alaska [PDF]
The growth rate of Steller sea lion (Eumetopias jubatus) pups was studied in southeast Alaska, the Gulf of Alaska, and the Aleutian Islands during the first six weeks after birth.
Brandon, Elisif A. A. +3 more
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Gray Whale Energy Requirements
ABSTRACT Eastern North Pacific gray whales (Eschrichtius robustus) rely on energy obtained from Arctic feeding grounds to complete their 15,000–20,000 km annual round‐trip migration between feeding and breeding areas. However, quantitative estimates of their food requirements remain scarce. Using an age‐structured bioenergetics model incorporating life
Selina Agbayani +2 more
wiley +1 more source
Brucella Antibodies in Alaskan True Seals and Eared Seals—Two Different Stories
Brucella pinnipedialis was first isolated from true seals in 1994 and from eared seals in 2008. Although few pathological findings have been associated with infection in true seals, reproductive pathology including abortions, and the isolation of the ...
Ingebjørg H. Nymo +6 more
doaj +1 more source
Population Trend and Elasticities of Vital Rates for Steller Sea Lions (Eumetopias jubatus) in the Eastern Gulf of Alaska: A New Life-History Table Analysis. [PDF]
Steller sea lion (Eumetopias jubatus) numbers are beginning to recover across most of the western distinct population segment following catastrophic declines that began in the 1970s and ended around the turn of the century.
John M Maniscalco +3 more
doaj +1 more source
Effects of commercial fishing on local abundance of Pacific cod (Gadus macrocephalus) in the Bering Sea [PDF]
Groundfish fisheries in the southeast Bering Sea in Alaska have been constrained in recent years by management measures to protect the endangered Steller sea lion (Eumetopias jubatus).
Conners, M. Elizabeth, Munro, Peter
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