Results 51 to 60 of about 142,562 (156)

First independent feeding of harp seal (Phoca groenlandica) and hooded seal (Cystophora cristata) pups in the Greenland Sea

open access: yesNAMMCO Scientific Publications, 2000
Data were collected from harp seal (Phoca groenlandica) and hooded seal (Cystophora cristata) pups belonging to the Greenland Sea (or "West Ice") stocks in 1995-1997.
Tore Haug   +2 more
doaj   +1 more source

Review of the ecosystem approach in Cumberland Sound, Nunavut, Canada

open access: yesArctic Science, 2021
Historically, fisheries have been monitored at the individual stock level, without consideration to connectivity to other species or activities in the ecosystem.
Ross F. Tallman, Marianne Marcoux
doaj   +1 more source

Post‐flight assessment of the OSIRIS‐REx Sample Return Capsule (SRC) for organic and other potential contaminants

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract Regolith samples from the carbonaceous asteroid Bennu were stowed and delivered to Earth in the OSIRIS‐REx spacecraft's Sample Return Capsule (SRC). We applied multiple analytical techniques to study the components of the post‐flight SRC, with a focus on assessing the conditions and any contaminants to which the Bennu samples were exposed ...
Scott A. Sandford   +35 more
wiley   +1 more source

Fatty acid composition of the adipose tissue of polar bears and of their prey: ringed seals, bearded seals and harp seals

open access: yes, 2003
Polar bears Ursus maritimus are predators of phocid seals, but they also forage opportunistically on a variety of other species. In the Barents Sea—Svalbard area, their diet is thought to consist almost exclusively of ringed seals Phoca hispida, bearded ...
Lydersen, C.   +5 more
core   +1 more source

Drift diving by hooded seals (Cystophora cristata) in the Northwest Atlantic Ocean [PDF]

open access: yes, 2014
This work was funded through the Atlantic Seal Research Programme, International Governance Programme (GBS and MOH), the Greenland Institute of Natural Resources (ARA), and a CFI grant to YFW. The authors also acknowledge the support of the MASTS pooling
Andersen, Julie   +32 more
core   +1 more source

Marine Hunting of Pinnipeds (Pinnipedia) on the Coats of the White Sea in the Eneolithic

open access: yesПоволжская археология
This is a study of initial stages of adaptation of the ancient human population to the use of aquatic food supplies in the White Sea. The main aim of archaeozoological analysis was to study the processes of formation of faunal remains and strategies on ...
Askeyev Igor V.   +4 more
doaj   +1 more source

Humidity‐driven shape morphing enhances fog harvesting in porous cactus spines

open access: yesNew Phytologist, EarlyView.
Spine straightening and water collection during fog exposure in Turbinicarpus alonsoi. Summary Cacti develop spines instead of conventional leaves, which often serve as mechanical defence against herbivores. However, some cactus species grow porous and flexible spines, suggesting fundamentally different functions.
Jessica C. Huss   +11 more
wiley   +1 more source

Newlavirus, a Novel, Highly Prevalent, and Highly Diverse Protoparvovirus of Foxes (Vulpes spp.)

open access: yesViruses, 2021
The genus Protoparvovirus (family Parvoviridae) includes several viruses of carnivores. We describe a novel fox protoparvovirus, which we named Newlavirus as it was discovered in samples from Newfoundland and Labrador, Canada.
Marta Canuti   +9 more
doaj   +1 more source

Large decline in hooded seal (Cystophora cristata) pup production off of northeastern Newfoundland in 2012 and 2017

open access: yesNAMMCO Scientific Publications
Accurate data on population abundance is needed to monitor trends through time, especially for species that are commercially harvested or vulnerable to climate change related impacts. Hooded seals (Cystophora cristata) in the Northwest Atlantic whelp on
Charmain Hamilton   +4 more
doaj   +1 more source

Assessing grey seal (Halichoerus grypus) diet in western Scotland [PDF]

open access: yes, 2008
Grey seal diet was last comprehensively studied in western Scotland in 1985. Since then, the grey seal population has increased by approximately 30% and relative abundance of fish stocks in the area has changed markedly.
Harris, R.N.
core   +2 more sources

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