Results 11 to 20 of about 575 (222)

Distribution of Hooded seals in Svalbard waters

open access: yesFauna Norvegica, 1991
Hooded seals are distributed from eastern Canada to West Greenland, up along East Greenland and throughout the Greenland and Norwegian Seas. In the literature Hooded seals are stated as not belonging to the Svalbard fauna, but that they in some years ...
Ian Gjertz
doaj   +2 more sources

Experimental Challenge of Atlantic Cod (Gadus morhua) with a Brucella pinnipedialis Strain from Hooded Seal (Cystophora cristata). [PDF]

open access: yesPLoS ONE, 2016
Pathology has not been observed in true seals infected with Brucella pinnipedialis. A lack of intracellular survival and multiplication of B. pinnipedialis in hooded seal (Cystophora cristata) macrophages in vitro indicates a lack of chronic infection in
Ingebjørg Helena Nymo   +6 more
doaj   +1 more source

Entry and elimination of marine mammal Brucella spp. by hooded seal (Cystophora cristata) alveolar macrophages in vitro. [PDF]

open access: yesPLoS ONE, 2013
A high prevalence of Brucellapinnipedialis serology and bacteriology positive animals has been found in the Northeast Atlantic stock of hooded seal (Cystophoracristata); however no associated gross pathological changes have been identified. Marine mammal
Anett K Larsen   +4 more
doaj   +1 more source

Distribution and habitat characteristics of pinnipeds and polar bears in the Svalbard Archipelago, 2005–2018

open access: yesPolar Research, 2021
This study presents comprehensive mapping of the current distribution of pinnipeds and polar bears (Ursus maritimus) around Svalbard based on a regional marine mammal sightings programme and explores time-trends (2005–2018).
Olof Bengtsson   +4 more
doaj   +1 more source

Feeding habits of harp (Phoca groenlandica) and hooded seals (Cystophora cristata) during late winter, spring and early summer in the Greenland Sea

open access: yesNAMMCO Scientific Publications, 2000
Diet data were collected in the Greenland Sea pack ice (the West Ice) from March to June from harp seals (Phoca groenlandica) in 1987, 1990-1992 and 1997, and from hooded seals (Cystophora cristata) in 1992 and 1994, during Soviet Russian commercial ...
Vladimir Potelev   +3 more
doaj   +1 more source

Recent Harp and Hooded Seal Pup Production Estimates in the Greenland Sea Suggest Ecology-Driven Declines

open access: yesNAMMCO Scientific Publications, 2022
Pup production of the Greenland Sea populations of harp (Pagophilus groenlandicus) and hooded (Cystophora cristata) seals were estimated based upon aerial surveys in March 2018.
Martin Biuw   +7 more
doaj   +1 more source

Toxoplasma gondii, Sarcocystis sp. and Neospora caninum-like parasites in seals from northern and eastern Canada: potential risk to consumers

open access: yesFood and Waterborne Parasitology, 2019
Zoonotic parasites of seals that are harvested for food may pose a health risk when seal meat or organ tissues of infected animals are eaten raw or undercooked. In this study, 124 tissue samples from 81 seals, comprising four species, were collected from
Sarah J. Reiling   +5 more
doaj   +1 more source

Maternal transfer of perfluoroalkyl substances in hooded seals

open access: yesEnvironmental Toxicology and Chemistry, 2017
Abstract   The role of milk in the transfer of perfluoroalkyl substances (PFASs) to offspring is not well known in wildlife. Eight PFASs were quantified in plasma and milk in mother–pup pairs of hooded seals (Cystophora cristata) during the nursing period, and the role of milk in the transfer process ...
Grønnestad, Randi   +6 more
openaire   +4 more sources

Feeding habits of harp and hooded seals in Greenland waters

open access: yesNAMMCO Scientific Publications, 2000
Results of stomach contents analyses of harp and hooded seals collected in West Greenland waters in the period 1986-1993 are reviewed, and compared with published data and circumstantial information from local hunters.
Finn O Kapel
doaj   +1 more source

Establishing the relative importance of sympatric definitive hosts in the transmission of the sealworm, Pseudoterranova decipiens: a host-community approach

open access: yesNAMMCO Scientific Publications, 2001
The importance of a given host to a particular parasite can be determined according to three different criteria: host preference, host physiological suitability and host contribution to transmission. Most studies on the sealworm Pseudoterranova decipiens
F Javier Aznar   +3 more
doaj   +1 more source

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