The dynamics of grey seals (Halichoerus grypus) off Amrum in the south-eastern North Sea - Evidence of an open population

Journal of Sea Research

Volumn 47, Issue 1, 2002, Pages 55-67

  Abt, Kai F ^a,d   Hoyer, Nils ^b   Koch, Lothar ^c   Adelung, Dieter ^b  

^a Res and Technology Centre Westcoast   (Germany)

^b GEOMAR HELMHOLTZ CENTRE FOR OCEAN RESEARCH KIEL   (Germany)

^c Society for the Protection of the Wadden Sea   (Germany)

^d NONE   (Germany)

Author keywords

Halichoerus grypus; Migration; North Sea; Phenology; Population dynamics

Indexed keywords

ABUNDANCE; PINNIPED; POPULATION DYNAMICS; REPRODUCTIVE SUCCESS; SEASONAL VARIATION;

NORTH SEA;

GRYPUS; HALICHOERUS GRYPUS; PHOCIDAE;

EID: 0036120161     PISSN: 13851101     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1385-1101(01)00094-6     Document Type: Article

References (48)

1. On the pupping season of grey seals (Halichoerus grypus) off Amrum, Northern Germany
2. Mortality in grey seal pups: Incidence and causes
3. Mortality and morbidity in grey seal pups (Halichoerus grypus): Studies on its causes, effects of environment, the nature and sources of infectious agents and the immunological status of pups
4. Effects of environment on grey seal (Halichoerus grypus) pup mortality. Studies on the Isle of May
5. Zur situation der kegelrobben im nationalpark schleswig-holsteinisches wattenmeer - Wurfsaison 1995/96
6. Grey seal Halichoerus grypus Fabricius, 1791
7. Seasonal occurrence and movements of seals in north-west Britain
8. The breeding colony of Grey seals at North Rona
9. The breeding biology of the grey seal, Halichoerus grypus (Fab.), on the Fame Islands, Northumberland
10. Grey seal Halichoerus grypus
11. Kegelrobben im NSG helgoländer felssockel
12. Beobachtungen zum verhalten von kegelrobben (Halichoerus grypus) bei Helgoland
13. Movements and behaviour of grey seals from the Isle of May
14. Age and sex specific behaviour in harbour seals (Phoca vitulina) leads to biased estimates of vital population parameters
15. Some factors affecting the size of British grey seal populations
16. Distribution and abundance of harbour and grey seals in Rogaland County, South Western Norway
17. Abundance estimates for grey seals in summer based on photo-identification data
18. Process-response analysis for Hörnum tidal inlet in the German sector of the Wadden Sea
19. Pupping phenology and demography of harbor seals (Phoca vitulina richardsi) on Tugidad Island, Alaska
20. Movements and foraging areas of grey seals in the North Sea
21. A speculative overview of phocid evolution
22. Grey seal predation on the eastern Scotian Shelf: Modelling the impact on Atlantic cod
23. The application of Capture-Mark-Recapture methods to the enumeration of small mammal populations
24. Kegelrobben bei Amrum
25. A statistical procedure for estimating Grey seal pup production from a single census
26. Development of grey and harbour seal populations in the international Wadden Sea: Reorientation on management and related research
27. Recolonization of the Dutch Wadden Sea by the grey seal Halichoerus grypus
28. Estimates of energy expenditure and energy consumption of ringed seals (Phoca hispida) throughout the year
29. Zum vorkommen von kegelrobben (Halichoerus grypus Fabricius, 1791, Phocidae, Pinnipedia) in Schleswig-Holstein
30. Estimation of juvenile survival, adult survival, and age-specific pupping probabilities for the female grey seal (Halichoerus grypus) on Sable Island from capture-recapture data
31. On the pupping period of Grey Seals, Halichoerus gypus (Fabricius, 1791), reproducing on a shoal near the Island of Terschelling, the Netherlands
32. The grey seal (Halichoerus grypus)
33. Seasonal variations in abundance and sex ratio in a peripheral grey seal colony
34. Report on occurrence of grey seals (Halichoerus grypus, Fabricius 1791) in the Schleswig-Holstein Wadden Sea
35. The status of the Grey Seal Halichoerus grypus in Norway
36. The grey seal, Halichoerus grypus (Fabricius), in Rogaland, Norway
37. Population trends of the grey seal (Halichoerus grypus) in eastern Canada