Influence of food on numbers breeding, colony size and fidelity to localities of swift terns in South Africa's Western Cape, 1987-2000

Waterbirds

Volumn 26, Issue 1, 2003, Pages 44-53

  Crawford, Robert J M ^a  

^a MARINE AND COASTAL MANAGEMENT   (South Africa)

Author keywords

Abundance and distribution of prey; Colony size; Fidelity to colony; Proportion breeding; Sterna bergii; Swift Tern

Indexed keywords

COLONY; FOOD AVAILABILITY; PHILOPATRY; POPULATION DISTRIBUTION; POPULATION SIZE; SEABIRD;

SOUTH AFRICA; WESTERN CAPE;

ANCHOA; APUS APUS; AVES; ENGRAULIS; ENGRAULIS CAPENSIS; ENGRAULIS ENCRASICOLUS; LARIDAE; LARUS; LARUS HARTLAUBII; PHALACROCORACIDAE; PHALACROCORAX; PHALACROCORAX CORONATUS; SARDINOPS; SARDINOPS SAGAX; STERNA; STERNA BERGII;

EID: 0037687835     PISSN: 07386028     EISSN: None     Source Type: Journal    
DOI: 10.1675/1524-4695(2003)026[0044:iofonb]2.0.co;2     Document Type: Article

References (35)

1. Barange, M., I. Hampton and B. A. Roel. 1999. Trends in the abundance and distribution of Anchovy and Sardine on the South African continental shelf in the 1990s, deduced from acoustic surveys. South African Journal of Marine Science 21: 367-391.
2. Cooper, J., R. J. M. Crawford, W. Suter and A. J. Williams. 1990. Distribution, population size and conservation of the Swift Tern Sterna bergii in southern Africa. Ostrich 61: 56-65.
3. Crawford, R. J. M. 1991. Factors influencing population trends of some abundant vertebrates in sardine-rich coastal ecosystems. South African Journal of Marine Science 10: 365-381.
4. Crawford, R. J. M. 1997. Swift Tern. Pages 470-471 in The Atlas of Southern African Birds Vol. 1. Non-passerines (J. A. Harrison, D. G. Allan, L. G. Underhill, M. Herremans, A. J. Tree, V. Parker and C. J. Brown Eds.), Birdlife South Africa, Johannesburg.
5. Crawford, R. J. M., H. G. v. D. Boonstra, B. M. Dyer and L. Upfold. 1995a. Recolonization of Robben Island by African Penguins, 1983-1992. Pages 333-363 in The Penguins: Ecology and Management (P. Dann, I. Norman, and P. Reilly Eds.). Surrey, Chipping Norton, Australia.
6. Crawford, R. J. M. and K. L. Cochrane, 1990. Onset of breeding by Cape Gannets Morus capensis influenced by availability of nesting material. Ostrich 61: 147-149.
7. Crawford, R. J. M., J. Cooper, B. M. Dyer, L. Upfold, A. D. Venter, P. A. Whittington and A. C. Wolfaardt. in press. Longevity, inter-colony movements and breeding of Crested Terns in South Africa, Emu 102: 265-273.
8. Crawford, R. J. M. and B. M. Dyer, 1995. Responses by four seabirds to a fluctuating availability of Cape Anchovy Engraulis capensis off South Africa. Ibis 137: 329-339.
9. Crawford, R. J. M. and B. M. Dyer, 2000a. Wildlife of Robben Island. Avian Demography Unit, Cape Town.
10. Crawford, R. J. M. and B. M. Dyer, 2000b. Swift Terns Sterna bergii breeding on roofs and at other new localities in southern Africa. Marine Ornithology 28: 123-124.
11. Crawford, R. J. M., B. M. Dyer and R. K. Brooke. 1994. Breeding nomadism in southern African seabirds -constraints, constraints, Causes and conservation. Ostrich 65: 231-246.
12. Crawford, R. J. M., B. M. Dyer and L. Upfold. 1999. Seasonal pattern of breeding by Cape and Crowned Cormorants off western South Africa. Ostrich 70: 193-195.
13. Crawford, R. J. M. and M. Kroese. 2000. Gulls and terns return to Robben Island. Africa Birds and Birding 5(2): 24.
14. Crawford, R. J. M., D. C. Nel, A. J. Williams and A. Scott. 1997. Seasonal patterns of abundance of Kelp Gulls Larus dominicanus at breeding and non-breeding localities in southern Africa. Ostrich 68: 37-41.
15. Crawford, R. J. M., P. G. Ryan and A. J. Williams. 1991. Seabird consumption and production in the Benguela and western Agulhas ecosystems. South African Journal of Marine Science 11: 357-375.
16. Crawford, R. J. M., A. J. Williams, J. H. Hofmeyr, N. T. W. Klages, R. M. Randall, J. Cooper, B. M. Dyer and Y. Chesselet. 1995b. Trends of African Penguin Spheniscus demersus populations in the 20th century. South African Journal of Marine Science 16: 101-118.
17. Croxall, J. P., P. G. H. Evans and R. W. Schreiber. 1984. Status and conservation of the world's seabirds. International Council for Bird Preservation Technical Publication 2. International Council for Bird Preservation, Cambridge.
18. Del Hoyo, J., A. Elliott and J. Sargatad (Eds). 1996. Handbook of the birds of the world. Volume 3 Hoatzin to auks. Lynx Edicions, Barcelona.
19. Dunlop, J. N. 1985. Reproductive periodicity in a population of Crested Terns. Sterna bergii Lichtenstein, in south-western Australia. Australian Wildlife Research 12: 95-102.
20. Furness, R. W. and M. L. Tasker. 1997. Seabird consumption in Sand Lance MSVPA models for the North Sea, and the impact of industrial fishing on seabird population dynamics. Pages 147-169 in Forage Fishes in Marine Ecosystems. Alaska Sea Grant College Program Report 97-01: 147-169. University of Alaska, Fairbanks.
21. Hampton, I. 1987. Acoustic study on the abundance and distribution of Anchovy spawners and recruits in South African waters. South African Journal of Marine Science 5: 901-917.
22. Hampton, I. 1992. The role of acoustic surveys in the assessment of pelagic fish resources on the South African continental shelf. South African Journal of Marine Science 12: 1031-1050.
23. Hampton, I. 1996. Acoustic and egg-production estimates of South African Anchovy biomass over a decade: comparisons, accuracy and utility. ICES Journal of Marine Science 53: 493-500.
24. Higgins, P.J. and S.J.J. F. Davies (Eds). 1996 Handbook of Australian, New Zealand & Antarctic birds. Volume 3 Snipe to pigeons. Oxford University Press, Melbourne.
25. Langham, N. and K. Hulsman. 1986. The breeding biology of the Crested Tern Sterna bergii. Emu 86: 23-32.
26. Lewis, S., T. N. Sherratt, K. C. Harmer and S. Wanless. 2001. Evidence for intra-specific competition for food in a pelagic seabird. Nature 412: 816-819.
27. Monaghan, P., J. D. Uttley and M. D. Burns. 1992. Effect of changes in food availability on reproductive effort in Arctic Terns Sterna paradisaea. Ardea 80: 71-81.
28. Maclean, G. L. 1985. Roberts' Birds of Southern Africa. John Voelcker Bird Book Fund, Cape Town.
29. Nelson, J. B. 1978. The Sulidae. Gannets and boobies. Oxford University Press. Oxford.
30. Rand, R. W. 1960. The biology of guano-producing seabirds. 3. The distribution, abundance and feeding habits of the cormorants Phalacrocoracidae off the south-western coast of the Cape Province. Investigational Report Division of Fisheries South Africa 42: 1-32.
31. Ryan, P. G. 1987. The foraging behaviour and breeding seasonality of Hartlaub's Gull Larus hartlaubii. Cormorant 15: 23-32.
32. Uys, C. J. 1978. Swift Terns breeding along the Western Cape coast. Bokmakierie 30(3): 64-66.
33. Walter, C. B. 1984. Fish prey remains in Swift Tern and Hartlaub's Gull Pellets at Possession Island, off Namibia. Ostrich 55: 166-167.
34. Walter, C. B., J. Cooper and W. Suter. 1987. Diet of Swift Tern chicks in the Saldanha Bay region, South Africa. Ostrich 58: 49-53.
35. Williams, A. J. and J. Cooper. 1983. The Crowned Cormorant: breeding biology, diet and offspring-reduction strategy. Ostrich 54: 213-219.