The 2004 re-assessment of the South African sardine and anchovy populations to take account of revisions to earlier data and recent record abundances

African Journal of Marine Science

Volumn 31, Issue 3, 2009, Pages 333-348

  de Moor, C D ^a   Butterworth, D S ^a  

^a UNIVERSITY OF CAPE TOWN   (South Africa)

Author keywords

Anchovy; Assessment; Sardine; South Africa; Stock recruitment

Indexed keywords

ABUNDANCE; ACOUSTIC METHOD; CLUPEOID; DATA SET; PELAGIC FISHERY; RECRUITMENT (POPULATION DYNAMICS); RISK ASSESSMENT; STOCK ASSESSMENT;

SOUTH AFRICA;

ENGRAULIDAE; ENGRAULIS ENCRASICOLUS; SARDINOPS SAGAX;

EID: 78049516627     PISSN: 1814232X     EISSN: 18142338     Source Type: Journal    
DOI: 10.2989/AJMS.2009.31.3.6.994     Document Type: Article

References (27)

1. Armstrong MJ, Roel BA, Prosch RM. 1989. Long-term trends in patterns of maturity in the southern Benguela pilchard population: evidence for density-dependence? South African Journal of Marine Science 8: 91-101.
2. Barange M, Hampton I, Roel BA. 1999. Trends in the abundance and distribution of anchovy and sardine on the South African continental shelf in the 1990s, deduced from acoustic surveys. In: Pillar SC, Moloney CL, Payne AIL, Shillington FA (eds), Benguela dynamics: impacts of variability on shelf-sea environments and their living resources. South African Journal of Marine Science 19: 367-391.
3. Barange M, Bernal M, Cercole MC, Cubillos L, Daskalov GM, de Moor (formerly Cunningham) CL, de Oliveira JAA, Dickey-Collas M, Gaughan DJ, Hill K, Jacobson LD, Köster FW, Massé J, Ñiquen M, Nishida H, Oozeki Y, Palomera I, Saccardo SA, Santojanni A, Serra R, Somarakis S, Stratoudakis Y, Uriarte A, van der Lingen CD, Yatsu A. 2009. Current trends in the assessment and management of stocks. In: Checkley D, Alheit J, Oozeki Y, Roy C (eds), Climate change and small pelagic fish. Cambridge: Cambridge University Press. pp 191-255.
4. BENEFIT. 2000. Report on Benguela Environment, Fisheries, Interaction and Training (BENEFIT) Programme Workshop on Survey Errors, Cape Town, South Africa, 4-7 December 2000.
5. Butterworth DS. 1983. Assessment and management of pelagic stocks in the southern Benguela region. In: Sharp EG, Csirke J (eds), Proceedings of the expert consultation to examine changes in the abundance and species composition of neritic fish resources. FAO Fisheries Report/FAO Information Pesca 291. pp 329-405.
6. Butterworth DS, Cochrane KL, De Oliveira JAA. 1997. Management procedures: a better way to manage fisheries? The South African experience. In: Pikitch EK, Huppert DD, Sissenwine MP (eds), Global trends: fisheries management. Bethesda, Maryland: American Fisheries Society Symposium 220. pp 83-90.
7. Coetzee JC, Merkle D, de Moor (formerly Cunningham) CL, Twatwa NM, Barange M, Butterworth DS. 2008. Refined estimates of South African pelagic fish biomass from hydro-acoustic surveys: quantifying the effects of target strength, signal attenuation and receiver saturation. African Journal of Marine Science 30: 205-217.
8. Cunningham CL, Butterworth DS. 2004. OMP-04 description. Unpublished report. Marine and Coastal Management, South Africa. WG/PEL/JUN04/01.
9. Cunningham CL, Butterworth DS. 2005a. Re-revised OMP-04. Unpublished report. Marine and Coastal Management, South Africa. SWG/DEC2005/PEL/05.
10. Cunningham CL, Butterworth DS. 2005b. Further robustness tests for the South African anchovy and sardine resources, including maturity-at-age. Unpublished report. Marine and Coastal Management, South Africa. WG/MAY2005/PEL/07.
11. de Moor (formerly Cunningham) CL, Butterworth DS, Coetzee JC. 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.
12. De Oliveira JAA. 2003. The development and implementation of a joint management procedure for the South African pilchard and anchovy resources. PhD thesis, University of Cape Town, South Africa.
13. De Oliveira JAA, Butterworth DS. 2004. Developing and refining a joint management procedure for the multispecies South African pelagic fishery. ICES Journal of Marine Science 61: 1432-1442.
14. De Oliveira JAA, Butterworth DS, Roel BA, Cochrane KL, Brown JP. 1998. The application of a management procedure to regulate the directed and bycatch fisheries of South African sardine Sardinops sagax. In: Pillar SC, Moloney CL, Payne AIL, Shillington FA (eds), Benguela dynamics: impacts of variability on shelf-sea environments and their living resources. South African Journal of Marine Science 19: 449-469.
15. De Oliveira JAA, Kell LT, Punt AE, Roel BA, Butterworth DS. 2008. Managing without best predictions: the Management Strategy Evaluation framework. In: Payne AIL, Cotter AJR, Potter T (eds), Advances in fisheries science. 50 years on from Beverton and Holt. Oxford: Blackwell Publishing. pp 104-134.
16. Gelman A, Carlin JB, Stern HS, Rubin DB (eds). 1995. Bayesian data analysis. New York: Chapman & Hall.
17. Gelman A, Rubin DB. 1992. Inference from iterative simulation using multiple sequences. Statistical Science 7: 457-511.
18. Geromont HF, Butterworth DS. 1999. Operating models proposed for south coast Merluccius capensis management procedure robustness trials. Unpublished report, Marine and Coastal Management, South Africa, WG/11/99/D:H:46.
19. Geweke J. 1992. Evaluating the accuracy of sampling-based approaches to the calculation of posterior moments. In: Bernardo JM, Berger JO, Dawid AP, Smith AFM (eds), Bayesian statistics 4. Oxford: Oxford University Press. pp 169-193.
20. Heidelberger P, Welch PD. 1983. Simulation run length control in the presence of an initial transient. Operations Research 31: 1109-1144.
21. Howard JAE, Jarre A, Clark AE, Moloney CL. 2007. Application of the sequential t-test algorithm for analysing regime shifts to the southern Benguela ecosystem. African Journal of Marine Science 29: 437-451.
22. Melo YC. 1992. The biology of the anchovy, Engraulis capensis in the Benguela Current region. PhD thesis, University of Stellenbosch, South Africa.
23. Otter Research Ltd. 2000. An introduction to AD Model Builder Version 4: for use in nonlinear modeling and statistics. Sidney, British Columbia: Otter Research Ltd. Available at http://www.otter-rsch.com/.
24. Punt AE, Hilborn R. 1997. Fisheries stock assessment and decision analysis: the Bayesian approach. Reviews in Fish Biology and Fisheries 7: 35-63.
25. Raftery AE, Lewis SM. 1992. How many iterations in the Gibbs Sampler? In: Bernardo JM, Berger JO, Dawid AP, Smith AFM (eds), Bayesian statistics 4. Oxford: Oxford University Press. pp 763-773.
26. Schwartzlose RA, Alheit J, Bakun A, Baumgartner TR, Cloete R, Crawford RJM, Fletcher WJ, Green-Ruiz Y, Hagen E, Kawasaki T, Lluch-Belda D, Lluch-Cota SE, MacCall AD, Matsuura Y, Nevarez-Martinez MO, Parrish RH, Roy C, Serra R, Shust KV, Ward MN, Zuzunaga JZ. 1999. Worldwide large-scale fluctuations of sardine and anchovy populations. South African Journal of Marine Science 21: 289-347.
27. Smith BJ. 2005. Bayesian Output Analysis Program (BOA) Version 1.1.5. The University of Iowa. Available at http://www.public-health.uiowa.edu/boa.