Quantifying the projected impact of the South African sardine fishery on the Robben Island penguin colony

ICES Journal of Marine Science

Volumn 72, Issue 6, 2015, Pages 1822-1833

  Robinson, William M L ^a   Butterworth, Douglas S ^a   Plagányi, Éva E ^a  

^a UNIVERSITY OF CAPE TOWN   (South Africa)

Author keywords

African penguin; ecosystem approach; fishing impact on predators; forage fish; predator prey interaction; sardine; Spheniscus demersus

Indexed keywords

ABUNDANCE; BIOMASS; CLUPEOID; CLUPEOID FISHERY; FISHERY MODELING; FORAGING BEHAVIOR; GROWTH RATE; MORTALITY; PREDATOR-PREY INTERACTION; RECRUITMENT (POPULATION DYNAMICS); SEABIRD; SPATIAL DISTRIBUTION; SURVIVAL;

ROBBEN ISLAND; SOUTH AFRICA; WESTERN CAPE;

ENGRAULIDAE; ENGRAULIS ENCRASICOLUS; SARDINOPS SAGAX; SPHENISCIDAE; SPHENISCUS DEMERSUS;

EID: 84937009289     PISSN: 10543139     EISSN: 10959289     Source Type: Journal    
DOI: 10.1093/icesjms/fsv035     Document Type: Article

References (53)

1. Balmelli, M., andWickens, P. A. 1994. Estimates of daily ration for the South African (Cape) fur seal. South African Journal of Marine Science, 14: 151-157
2. Boersma, P. D. 2008. Penguins as marine sentinels. BioScience, 58: 597-607
3. Butterworth, D. S., De Oliveira, J. A. A., and de Moor, C. L. 2012. Are South African administrative lawprocedures adequate for the evaluation of issues resting on scientific analyses? South African Law Journal, 129: 461-477
4. Cochrane, K. L., Augustyn, C. J., Cockcroft, A. C., David, J. H. M., Griffiths, M. H., Groeneveld, J. C., Lipin ski, M. R., et al. 2004. An ecosystem approach to fisheries in the southern Benguela context. African Journal of Marine Science, 26: 9-35
5. Cochrane, K. L., Butterworth,D. S., De Oliveira, J. A. A., and Roel, B. A. 1998. Management procedures in a fishery based on highly variable stocks and with conflicting objectives: experiences in the South African pelagic fishery. Reviews in Fish Biology and Fisheries, 8: 177-214
6. Coetzee, J. C., van der Lingen, C. D., Hutchings, L., and Fairweather,T. P. 2008. Has the fishery contributed to a major shift in the distribution of South African sardine? ICES Journal of Marine Science, 65: 1676-1688
7. Crawford, R. J. M. 1998. Responses of African penguins to regime changes of sardine and anchovy in the Benguela system. South African Journal of Marine Science, 19: 355-364
8. Crawford, R. J. M. 2007. Food, fishing and seabirds in the Benguela upwelling system. Journal of Ornithology, 148: S253-S260
9. Crawford, R. J. M., Altwegg, R., Barham, B. J., Barham, P. J., Durant, J. M., Dyer, B. M., Geldenhuys, D., et al. 2011. Collapse of South Africa's penguins in the early 21st century. African Journal of Marine Science, 33: 139-156
10. Crawford, R. J. M., Barham, P. J., Underhill, L. G., Shannon, L. J., Coetzee, J. C., Dyer, B. M., Leshoro, T. M., et al. 2006. The influence of food availability on breeding success of African penguins Spheniscus demersus at Robben Island, South Africa. Biological Conservation, 132: 119-125
11. Crawford, R. J. M., Shannon, L. J., and Whittington, P. A. 1999. Population dynamics of the African penguin Spheniscus demersus at Robben Island, South Africa. Marine Ornithology, 27: 139-147
12. Crawford, R. J. M., Williams, A. J., Hofmeyr, J. H., Klages, N. T. W., Randall, R. M., Cooper, J., Dyer, B. M., et al. 1995. Trends of African penguin Spheniscus demersus populations in the 20th century. South African Journal of Marine Science, 16: 101-118
13. Cury, P. M., Boyd, I. L., Bonhommeau, S., Anker-Nilssen, T., Crawford, R. J. M., Furness, R. W., Mills, J. A., et al. 2011. Global seabird response to forage fish depletion-one-third for the birds. Science, 334: 1703-1706
14. de Moor, C. L., and Butterworth, D. S. 2012a. The simulation testing framework used during the development of OMP-13. South African Department of Agriculture, Forestry and Fisheries Document Fisheries/2012/NOV/SWG-PEL/58. 24 pp. http://www. math. uct. ac. za/maram/pub/2012/FISHERIES-2012-NOV-SWG-PEL-58. pdf
15. de Moor, C. L., and Butterworth, D. S. 2012b. Interim OMP-13. South African Department of Agriculture, Forestry and Fisheries Document FISHERIES/2012/DEC/SWG-PEL/64. 17 pp. http://www. math. uct. ac. za/maram/pub/2012/FISHERIES-2012-DEC-SWG-PEL-64. pdf
16. deMoor, C. L., Butterworth,D. S., and Coetzee, J. C. 2008. Revised estimates of abundance of South African sardine and anchovy from acoustic surveys adjusting for echosounder saturation in earlier surveys and attenuation effects for sardine. African Journal of Marine Science, 30: 219-232
17. deMoor, C. L., Butterworth, D. S., and De Oliveira, J. A. A. 2011. Is the management procedure approach equipped to handle short-lived pelagic species with their boom and bust dynamics? The case of the South African fishery for sardine and anchovy. ICES Journal of Marine Science, 68: 2075-2085
18. De Oliveira, J. A. A., and Butterworth,D. S. 2004. Developing and refining a joint management procedure for the multispecies South African pelagic fishery. ICES Journal of Marine Science, 61: 1432-1442
19. Einoder, L. 2009. A reviewof the use of seabirds as indicators in fisheries and ecosystem management. Fisheries Research, 95: 6-13
20. Fay, G., and Punt, A. E. 2006. Modeling spatial dynamics of Steller sea lions (Eumetopias jubatus) using maximum likelihood and Bayesian methods: evaluating causes for population decline. In Sea Lions of the World, pp. 405-433. Ed. by A. W. Trites, S. K. Atkinson, D. P. DeMaster, L. W. Fritz, T. S. Gelatt, L. D. Rea, and K. Wynne. Alaska Sea Grant College Program, University of Alaska, Fairbanks, AK, USA
21. Fournier, D. A., Skaug, H. J., Ancheta, J., Ianelli, J. N., Magnusson, A., Maunder, M. N., Nielsen, A., et al. 2012. AD Model Builder: using automatic differentiation for statistical inference of highly parameterized complex nonlinear models. Optimization Methods and Software, 27: 233-249
22. Frost, P. G. H., Siegfried,W. R., and Cooper, J. 1976. Conservation of the jackass penguin (Spheniscus demersus (L. )). Biological Conservation, 9: 79-99
23. Gaichas, S. K.,Aydin, K. Y., and Francis, R. C. 2011. What drives dynamics in the Gulf of Alaska? Integrating hypotheses of species, fishing, and climate relationships using ecosystem modeling. Canadian Journal of Fisheries and Aquatic Sciences, 68: 1553-1578
24. Garcia, S. M., Zerbi, A., Aliaume, C., Do Chi, T., and Lassere, G. 2003. The ecosystem approach to fisheries. FAO Fisheries and Aquaculture Technical Papers. FAO, Rome. 71 pp
25. Hamann, M. H., Gremillet, D., Ryan, P. G., Bonadonna, F., van der Lingen, C. D., and Pichegru, L. 2012. A hard-knock life: the foraging ecology of Cape cormorants amidst shifting prey resources and industrial fishing pressure. African Journal of Marine Science, 34: 233-240
26. 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
27. Kinzey,D., and Punt, A. E. 2009. Multispecies and single-species models of fish population dynamics: comparing parameter estimates. Natural Resource Modeling, 22: 67-104
28. Koenig, R. 2007. African penguin populations reported in a puzzling decline. Science, 315: 1205
29. Lebreton, J.-D., Burnham, K. P., Clobert, J., and Anderson, D. R. 1992. Modeling survival and testing biological hypotheses using marked animals: a unified approach with case studies. Ecological Monographs, 62: 67-118
30. Maunder, M. N., Skaug, H. J., Fournier, D. A., and Hoyle, S. D. 2009. Comparison of fixed effect, random effect, and hierarchical Bayes estimators for mark recapture data using AD Model Builder. In Modeling Demographic Processes in Marked Populations, pp. 917-946. Ed. by D. L. Thomson, E. G. Cooch, and M. J. Conroy. Springer, New York
31. Pichegru, L., Ryan, P. G., Le Bohec, C., van der Lingen, C. D.,Navarro,R. A., Petersen, S. L., Lewis, S., et al. 2009. Overlap between vulnerable top predators and fisheries in the Benguela upwelling system: implications for marine protected areas. Marine Ecology Progress Series, 391: 199-208
32. Pikitch, E. K., Boersma, P. D., Boyd, I. L., Conover, D. O., Cury, P. M., Essington, T. E., Heppell, S. S., et al. 2012. Little Fish, Big Impact: Managing a Crucial Link in Ocean Food Webs. Lenfest Ocean Program,Washington, DC. 108 pp
33. Plaganyi,E . E., and Butterworth,D. S. 2005. Indirect fishery interactions. In Marine Mammal Research: Conservation Beyond Crisis. Ed. by J. E. Reynolds, III, W. F. Perrin, R. R. Reeves, S. Montgomery, and T. J. Ragen. Johns Hopkins University Press, Baltimore. 223 pp
34. Plaganyi,E . E., and Butterworth, D. S. 2012. The Scotia Sea krill fishery and its possible impacts on dependent predators: modeling localized depletion of prey. Ecological Applications, 22: 748-761
35. Plaganyi, E . E., Rademeyer, R. A., Butterworth, D. S., Cunningham, C. L., and Johnston, S. J. 2007. Making management procedures operational-innovations implemented in South Africa. ICES Journal of Marine Science, 64: 626-632
36. Powers, J. E., and Monk, M. H. 2010. Current and future use of indicators for ecosystem based fisheries management. Marine Policy, 34: 723-727
37. Rand, R. W. 1960. The biology of guano-producing seabirds. 2. The distribution, abundance and feeding habits of the Cape penguin, Spheniscus demersus, off the south-western coast of the Cape Province. Investigational Report of the Division of Fisheries of the Union of South Africa, 41: 1-28
38. Robinson, W. M. L. 2013. Modelling the impact of the South African small pelagic fishery on African penguin dynamics. PhD thesis, University of Cape Town, South Africa. 207 pp
39. Rouault, M., Pohl, B., and Penven, P. 2010. Coastal oceanic climate change and variability from 1982 to 2009 around South Africa. African Journal of Marine Science, 32: 237-246
40. Sandvik, H., Erikstad, K. E., Barrett, R. T., and Yoccoz, N. G. 2005. The effect of climate on adult survival in five species of North Atlantic seabirds. Journal of Animal Ecology, 74: 817-831
41. Sherley, R. B. 2010. Factors Influencing the Demography of Endangered Seabirds at Robben Island, South Africa: Implications and Approaches for Management and Conservation. PhD thesis, University of Bristol, UK. 215 pp
42. Sherley,R. B., Underhill, L. G., Barham, B. J., Barham,P. J., Coetzee, J. C., Crawford, R. J. M., Dyer, B. M., et al. 2013. Influence of local and regional prey availability on breeding performance of African penguins Spheniscus demersus. Marine Ecology Progress Series, 473: 291-301
43. Skaug, H. J., and Fournier,D. A. 2006. Automatic approximation of the marginal likelihood in non-Gaussian hierarchical models. Computational Statistics and Data Analysis, 51: 699-709
44. Smith, A. D. M., Brown, C. J., Bulman, C. M., Fulton, E. A., Johnson, P., Kaplan, I. C., Lozano-Montes, H., et al. 2011. Impacts of fishing low-trophic level species on marine ecosystems. Science, 333: 1147-1150
45. Thomson, R. B., Butterworth, D. S., Boyd, I. L., and Croxall, J. P. 2000. Modeling the consequences of Antarctic krill harvestingon Antarctic fur seals. Ecological Applications, 10: 1806-1819
46. Tyrrell, M., Link, J. S., and Moustahfid, H. 2011. The importance of including predation in fish population models: Implications for biological reference points. Fisheries Research, 108: 1-8
47. Underhill, L. G., Crawford, R. J. M.,Wolfaardt, A. C., Whittington, P. A., Dyer, B. M., Leshoro, T. M., Ruthenberg, M., et al. 2006. Regionally coherent trends in colonies of African penguins Spheniscus demersus in the Western Cape, South Africa, 1987-2005. African Journal of Marine Science, 28: 697-704
48. Watermeyer, K. E., Shannon, L. J., and Griffiths, C. L. 2008. Changes in the trophic structure of the southern Benguela before and after the onset of industrial fishing. African Journal of Marine Science, 30: 351-382
49. Watters, G. M., Hill, S. L., Hinke, J. T., Matthews, J., and Reid, K. 2013. Decision-making for ecosystem-based management: evaluating options for a krill fishery with an ecosystem dynamics model. Ecological Applications, 23: 710-725
50. Whittington, P. A., Klages, N. T. W., Crawford, R. J. M.,Wolfaardt, A. C., and Kemper, J. 2005a. Age at first breeding of the African Penguin. Ostrich, 76: 14-20
51. Whittington, P. A., Randall, R. M., Crawford, R. J. M.,Wolfaardt, A. C., Klages, N. T. W., Randall, B. M., Bartlett, P. A., et al. 2005b. Patterns of immigration to and emigration from breeding colonies by African penguins. African Journal of Marine Science, 27: 205-213
52. Wolfaardt, A. C., Underhill, L. G., Nel,D. C.,Williams, A. J., and Visagie, J. 2008. Breeding success of African penguins Spheniscus demersus at Dassen Island, especially after oiling following the Apollo Sea spill. African Journal of Marine Science, 30: 565-580
53. Wolfaardt, A. C.,Williams, A. J.,Underhill, L. G., Crawford, R. J. M., and Whittington, P. A. 2009. Review of the rescue, rehabilitation and restoration of oiled seabirds in South Africa, especially African penguins Spheniscus demersus and Cape gannets Morus capensis, 1983-2005. African Journal of Marine Science, 31: 31-54