Grey seal (Halichoerus gryptus)
Corkscrew seals : grey seal (Halichoerus grypus) infanticide and cannibalism may indicate the cause of spiral lacerations in seals
... candidate: grey seal predation. An adult male grey seal was observed and recorded catching, killing and eating five weaned grey seal pups over a period of one week on the Isle of ...
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Prevalence of Presenting Conditions in Grey Seal Pups (Halichoerus grypus) Admitted for Rehabilitation
... Grey seal pup admission into the rehabilitation centre was ...a seal pup when the mother is present unless the pup has suffered serious trauma or illness ...moulting, grey seal pups ...
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An approximate Bayesian method applied to estimating the trajectories of four British grey seal (Halichoerus grypus) populations from pup counts
... as grey seals (Halichoerus grypus), where young pups remain ashore and the rest of the population spends the majority of its time at sea, are an extreme example of this ...British grey seal ...
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The role of glucocorticoids in naturally fasting grey seal (Halichoerus grypus) pups: dexamethasone stimulates mass loss and protein utilisation, but not departure from the colony
... fasting grey seal ...fasting seal pups, irrespective of the sex of the animal, but do not terminate ...time seal pups have to find food, and thus may have important consequences for their ...
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Assessing grey seal (Halichoerus grypus) diet in western Scotland
... Grey seals, until relatively recently, were viewed as a resource and were heavily hunted around Britain. It wasn’t until 1914 when the population had been reduced to a very low level that the Grey ...
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A fine scale study finds limited evidence of kin clustering in a grey seal colony
... A high degree of philopatry is beneficial in many species because, in an unchanging habitat, individuals may get access to higher quality resources at their natal site (Schjørring 2001; Pärt 1991). Habitat quality varies ...
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The role of oxytocin in the maternal behaviour of the grey seal (Halichoerus grypus)
... behaviour grey seals ...a grey seal mother performs on her pup has been proven to be consistent within individual mothers but varies greatly across individuals on a colony (Twiss et ...on grey ...
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Grey seal predation impairs recovery of an over-exploited fish stock
... 48 Keywords: Bayesian modelling, cod, fishery management, grey seals, misreported catch, 49 mortality rate, predation, stock assessment 50 Introduction 51 The diet of the grey seal Halic[r] ...
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The effects of grey seal predation and commercial fishing on the recovery of a depleted cod stock
... Quantity Description Usage fy,2013 Fishing effort multiplier in base year Reference fishing effort 𝜎²f Process error on fishing effort Noise added to fishing effort Na,2013 Population nu[r] ...
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Bioeconomic modelling of grey seal predation impacts on the West of Scotland demersal fisheries
... Sensitivity test 1 Sensitivity to the Ricker stock-recruitment model 2 Schaefer parameters 3 4 Constant seal predation rate Constant effort for “Others” Change considered Beverton–Holt H[r] ...
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Gas exchange of captive freely diving grey seals (Halichoerus grypus)
... captive grey seals diving freely in similar situations to those used in the present study, to measure the blood gas levels and to compare the level of blood oxygen with the lung oxygen levels seen on ...a ...
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Influence of the physical environment and conspecific aggression on the spatial arrangement of breeding grey seals
... Expansion of a grey seal Halichoerus grypus breeding colony: changes in pupping site use at the Isle of May, Scotland.. Philopatry, site fidelity and local kin associations within grey s[r] ...
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A recombinant antigen based enzyme linked immunosorbent assay (ELISA) for lungworm detection in seals
... harbour seal immunoblot was stopped earlier due to an overall more intense stain- ing ...and grey seal ELISA as a diagnostic tool in northern elephant seals cannot be ...
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Anaesthesia of three young grey seals (Halichoerus grypus) for fracture repair
... week-old grey seal was presented for repair of an infected open mandibular fracture of one-week ...The seal had been treated with antibiotics and non-ster- oidal anti-inflammatory drugs at the ...
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Maternal oxytocin is linked to close mother infant proximity in grey seals (Halichoerus grypus)
... in grey seal mothers, and this is indicative of a critical bonding period [35, ...a grey seal mother from staying in close contact with her pup on a breeding colony; neighbouring breeding ...
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Control control control : a reassessment and comparison of GenBank and chromatogram mtDNA sequence variation in Baltic grey seals (Halichoerus grypus)
... 40 grey seal haplotypes posted in GenBank (accession numbers AM287215-AM287254) by Graves et ...different grey seal breeding sites in the Baltic Sea: the Bay of Bothnia (BB), Estonia (EST), ...
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Variability in individual rates of aggression in wild gray seals : fine scale analysis reveals importance of social and spatial stability
... Twiss SD, Anderson SS, Monaghan P 1998 Limited intra-specific variation in male grey seal Halichoerus grypus dominance relationships in relation to variation in male mating success and f[r] ...
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Relationship between heart rate and oxygen consumption during steady state swimming in California sea lions
... the substantial variations in heart rate associated with diving activity, Fedak 1986 demonstrated that there was a linear relationship between/H and VO2 in a grey seal during increasing [r] ...
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Effects of mass and body composition on fasting fuel utilisation in grey seal pups (Halichoerus grypus Fabricius): an experimental study using supplementary feeding
... In previous studies, fat contributed 94% to energy expenditure in wild and captive grey seal pups (Nordoy and Blix, 1985; Nordoy and Blix, 1991; Reilly, 1991; Worthy and Lavigne, 1987). Once the protein ...
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Intraseasonal temporal variation of reproductive effort for male grey seals
... Limited intra-specific variation in male grey seal Halichoerus grypus dominance relationships in relation to variation in male mating success and female availability.. Twiss SD, Poland V[r] ...
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