Accounting for linefish dependency in management of the South African small pelagic fishery

References

• Attwood CG, Petersen SL, Kerwath SE. 2011. Bycatch in South Africa’s inshore trawl fishery as determined from observer records. ICES Journal of Marine Science 68: 2163–2174. doi: 10.1093/icesjms/fsr162
   Web of Science ®Google Scholar
• Augustyn J, Cockcroft A, Kerwath S, Lamberth S, Githaiga-Mwicigi J, Pitcher G et al. 2018. South Africa. In: Phillips BF, Perez-Ramirez M (eds), Climate change impacts on fisheries and aquaculture: a global analysis, vol. II. Hoboken, New Jersey: John Wiley and Sons Ltd. pp 479–522.
   Google Scholar
• 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. South African Journal of Marine Science 21: 367–391. doi: 10.2989/025776199784126088
   Google Scholar
• Blamey LK, James AE, Agenbag J, Jarre A. 2012. Regime-shifts in the southern Benguela shelf and inshore region. Progress in Oceanography 106: 80–95. doi: 10.1016/j.pocean.2012.07.001
   Web of Science ®Google Scholar
• Blamey LK, Shannon LJ, Bolton JJ, Crawford RJM, Dufois F, Griffiths CL et al. 2015. Ecosystem change in the southern Benguela and the underlying processes. Journal of Marine Systems 144: 9–29. doi: 10.1016/j.jmarsys.2014.11.006
   Web of Science ®Google Scholar
• Boyd DW. 2018. Fishery, population dynamics and stock assessment of geelbek (Atractoscion aequidens), a commercially important migrant fish species off the coast of South Africa. MSc thesis, University of Cape Town, South Africa.
   Google Scholar
• Branch GM, Hauck M, Siqwana-Ndulo N, Dye AH. 2002. Defining fishers in the South African context: subsistence, artisanal and small-scale commercial sectors. African Journal of Marine Science 24: 475–487. doi: 10.2989/025776102784528493
   Web of Science ®Google Scholar
• Checkley DM, Alheit J, Oozeki Y, Roy C. 2009. Climate change and small pelagic fish. Cambridge, UK: Cambridge University Press.
   Google Scholar
• Cochrane KL, Augustyn CJ, Cockcroft AC, David JHM, Griffiths MH, Groeneveld JC et al. 2004. An ecosystem approach to fisheries in the southern Benguela context. In: Shannon LJ, Cochrane KL, Pillar SC (eds), Ecosystem approaches to fisheries in the southern Benguela. African Journal of Marine Science 26: 9–35.
   Google Scholar
• Coetzee JC, Merkle D, Phillips M, Geja Y, Mtengwane C, April W. 2017. Results of the 2017 spawner biomass survey. Report No. FISHERIES/2017/DEC/SWG-PEL/36. Cape Town, South Africa: Department of Agriculture, Forestry and Fisheries.
   Google Scholar
• Conn PB, Johnson DS, Fritz LW, Fadely BS. 2014. Examining the utility of fishery and survey data to detect prey removal effects on Steller sea lions (Eumetopias jubatus). Canadian Journal of Fisheries and Aquatic Sciences 71: 1229–1242. doi: 10.1139/cjfas-2013-0602
   Web of Science ®Google Scholar
• Crawford RJM, Sydeman WJ, Thompson SA, Sherley RB, Makhado AB. 2019. Food habits of an endangered seabird indicate recent poor forage fish availability off western South Africa. ICES Journal of Marine Science 76: 1344–1352.
   Web of Science ®Google Scholar
• Cury P, Bakun A, Crawford RJM, Jarre A, Quiñones RA, Shannon LJ, Verheye HM. 2000. Small pelagics in upwelling systems: patterns of interaction and structural changes in “wasp-waist” ecosystems. ICES Journal of Marine Science 57: 603–618. doi: 10.1006/jmsc.2000.0712
   Web of Science ®Google Scholar
• Cury PM, Boyd IL, Bonhommeau S, Anker-Nilssen T, Crawford RJM, Furness RW et al. 2011. Global seabird response to forage fish depletion – one-third for the birds. Science 334: 1703–1706. doi: 10.1126/science.1212928
   PubMed Web of Science ®Google Scholar
• DAFF (Department of Agriculture, Forestry and Fisheries). 2016. Status of the South African marine fishery resources 2016. Cape Town, South Africa: DAFF. Available at https://www.environment.gov.za/sites/default/files/reports/statusofsouthafrican_marinefisheryresources2016.pdf.
   Google Scholar
• de Moor CL. 2018. The 2018 Operational Management Procedure for the South African sardine and anchovy resources. Report No. FISHERIES/2018/DEC/SWG-PEL/37. Cape Town, South Africa: Department of Agriculture, Forestry and Fisheries.
   Google Scholar
• de Moor 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. doi: 10.2989/AJMS.2008.30.2.2.552
   Web of Science ®Google Scholar
• de Moor CL, Johnston SJ, Brandão A, Rademeyer RA, Glazer JP, Furman LB, Butterworth DS. 2015. A review of the assessments of the major fisheries resources in South Africa. African Journal of Marine Science 37: 285–311. doi: 10.2989/1814232X.2015.1070201
   Web of Science ®Google Scholar
• Dunn K. 2014. The diet, reproductive biology, age and growth of yellowtail, Seriola lalandi, in South Africa. MSc thesis, University of Cape Town, South Africa.
   Google Scholar
• Essington TE, Moriarty PE, Froehlich HE, Hodgson EE, Koehn LE, Oken KL. 2015. Fishing amplifies forage fish population collapses. Proceedings of the National Academy of Sciences of the United States of America 112: 6648–6652. doi: 10.1073/pnas.1422020112
   PubMed Web of Science ®Google Scholar
• Fréon P, Cury P, Shannon L, Roy C. 2005. Sustainable exploitation of small pelagic fish stocks challenged by environmental and ecosystem changes: a review. Bulletin of Marine Science 76: 385–462.
   Web of Science ®Google Scholar
• Garratt PA. 1988. Notes on seasonal abundance and spawning of some important offshore linefish in Natal and Transkei waters, southern Africa. South African Journal of Marine Science 7: 1–8. doi: 10.2989/025776188784379161
   Web of Science ®Google Scholar
• Granger C. 1969. Investigating causal relations by econometric models and cross-spectral methods. Econometrica 37: 424–438. doi: 10.2307/1912791
   Web of Science ®Google Scholar
• Griffiths MH. 1996a. Age and growth of South African silver kob Argyrosomus inodorus (Sciaenidae), with evidence for separate stocks. South African Journal of Marine Science 17: 37–48. doi: 10.2989/025776196784158419
   Google Scholar
• Griffiths MH. 1996b. Life history of the dusky kob Argyrosomus japonicus (Sciaenidae) off the east coast of South Africa. South African Journal of Marine Science 17: 135–154. doi: 10.2989/025776196784158653
   Google Scholar
• Griffiths MH. 1997. Towards a management plan for the South African linefishery: objectives and strategies. In: Penny AJ, Griffiths MH, Attwood CG (eds), Management objectives and strategies for the South African linefishery. South African Network for Coastal and Oceanic Research Occasional Report No. 3. Pretoria, South Africa: Foundation for Research Development. pp 3–22.
   Google Scholar
• Griffiths MH. 2002. Life history of South African snoek, Thyrsites atun (Pisces: Gempylidae): a pelagic predator of the Benguela ecosystem. Fisheries Bulletin 100: 690–710.
   Google Scholar
• Griffiths MH, Hecht T. 1995. On the life-history of Atractoscion aequidens, a migratory sciaenid off the east coast of southern Africa. Journal of Fish Biology 47: 962–985. doi: 10.1111/j.1095-8649.1995.tb06022.x
   Web of Science ®Google Scholar
• Harford WJ, Karnauskas M, Walter JF, Liu H. 2017. Non-parametric modeling reveals environmental effects on bluefin tuna recruitment in Atlantic, Pacific, and Southern Oceans. Fisheries Oceanography 26: 396–412. doi: 10.1111/fog.12205
   Web of Science ®Google Scholar
• Hilborn R, Amoroso RO, Bogazzi E, Jensen OP, Parma AM, Szuwalski C, Walters CJ. 2017. When does fishing forage species affect their predators? Fisheries Research 191: 211–221. doi: 10.1016/j.fishres.2017.01.008
   Web of Science ®Google Scholar
• Hutchings L, Barange M, Bloomer SF, Boyd AJ, Crawford RJM, Huggett JA et al. 1998. Multiple factors affecting South African anchovy recruitment in the spawning, transport and nursery areas. In: Pillar SC, Moloney CL, Payne AIL, Shillington FA (eds), Benguela dynamics. South African Journal of Marine Science 19: 211–225.
   Google Scholar
• Hutchings L, Beckley LE, Griffiths MH, Roberts MJ, Sundby S, van der Lingen C. 2002. Spawning on the edge: spawning grounds and nursery areas around the southern African coastline. Marine and Freshwater Research 53: 307–318. doi: 10.1071/MF01147
   Web of Science ®Google Scholar
• Hyslop EJ. 1980. Stomach contents analysis – a review of methods and their application. Journal of Fish Biology 17: 411–429. doi: 10.1111/j.1095-8649.1980.tb02775.x
   Web of Science ®Google Scholar
• Kerwath SE, Parker D, Attwood CG, da Silva C, Maggs J, Winker H. 2017. The 2017 assessment of hottentot (Pachymetopon blochii) for the South African linefishery. Report No. FISHERIES/ LSWG/2017/07. Cape Town, South Africa: Department of Agriculture, Forestry and Fisheries.
   Google Scholar
• Maggs J, Parker D, Attwood CG, da Silva C, Kerwath SE, Winker H. 2017a. The 2017 assessment of slinger (Chrysoblephus puniceus) for the South African linefishery. Report No. FISHERIES/LSWG/2017/01. Cape Town, South Africa: Department of Agriculture, Forestry and Fisheries.
   Google Scholar
• Maggs J, Parker D, Attwood CG, da Silva C, Kerwath SE, Winker H. 2017b. The 2017 assessment of santer (Cheimerius nufar) for the South African linefishery. Report No. FISHERIES/ LSWG/2017/02. Cape Town, South Africa: Department of Agriculture, Forestry and Fisheries.
   Google Scholar
• Nakayama SI, Takasuka A, Ichinokawa M, Okamura H. 2018. Climate change and interspecific interactions drive species alternations between anchovy and sardine in the western North Pacific: detection of causality by convergent cross mapping. Fisheries Oceanography 27: 312–322. doi: 10.1111/fog.12254
   Web of Science ®Google Scholar
• Nepgen CS. 1982. Diet of predatory and reef fish in False Bay and possible effects of pelagic purse-seining on their food supply. Fisheries Bulletin of South Africa 16: 75–93.
   Google Scholar
• Parker D, Kerwath SE, Attwood CG, da Silva C, Maggs J, Winker H. 2017. The 2017 assessment of yellowtail (Seriola lalandi) for the South African linefishery. Report No. FISHERIES/ LSWG/2017/03. Cape Town, South Africa: Department of Agriculture, Forestry and Fisheries.
   Google Scholar
• Paterson B, Jarre A, Moloney CL, Fairweather TP, van der Lingen CD, Shannon LJ, Field JG. 2007. A fuzzy-logic tool for multi-criteria decision-making in fisheries: the case of the South African pelagic fishery. Marine and Freshwater Research 58: 1056–1068. doi: 10.1071/MF07060
   Web of Science ®Google Scholar
• Petersen S, Duncan JA, Omardien A, Betts M, Johnson A (eds). 2015. A decade of implementing an ecosystem approach to fisheries for southern African fisheries. WWF South Africa Report Series – 2015/Marine/001. Cape Town, South Africa: WWF.
   Google Scholar
• Pikitch EK, Rountos KJ, Essington TE, Santora C, Pauly D, Watson R et al. 2014. The global contribution of forage fish to marine fisheries and ecosystems. Fish and Fisheries 15: 43–64. doi: 10.1111/faf.12004
   Web of Science ®Google Scholar
• R Core Team. 2019. R: a language and environment for statistical computing. Vienna, Austria: R Foundation for Statistical Computing.
   Google Scholar
• Reed JR, Kerwath SE, Attwood CG. 2017. Analysis of bycatch in the South African midwater trawl fishery for horse mackerel Trachurus capensis based on observer data. African Journal of Marine Science 39: 279–291. doi: 10.2989/1814232X.2017.1366365
   Web of Science ®Google Scholar
• Robinson WML, Butterworth DS, Plaganyi EE. 2015. Quantifying the projected impact of the South African sardine fishery on the Robben Island penguin colony. ICES Journal of Marine Science 72: 1822–1833. doi: 10.1093/icesjms/fsv035
   Web of Science ®Google Scholar
• Rodionov SN. 2004. A sequential algorithm for testing climate regime shifts. Geophysical Research Letters 31: article L09204. doi: 10.1029/2004GL019448
   Web of Science ®Google Scholar
• Roux JP, van der Lingen CD, Gibbons MJ, Moroff NE, Shannon LJ, Smith ADM, Cury PM. 2013. Jellyfication of marine ecosystems as a likely consequence of overfishing small pelagic fishes: lessons from the Benguela. Bulletin of Marine Science 89: 249–284. doi: 10.5343/bms.2011.1145
   Web of Science ®Google Scholar
• Seddon AWR, Froyd CA, Witkowski A, Willis KJ. 2014. A quantitative framework for analysis of regime shifts in a Galapagos coastal lagoon. Ecology 95: 3046–3055. doi: 10.1890/13-1974.1
   Web of Science ®Google Scholar
• Shannon LJ, Cury PM, Nel D, van der Lingen CD, Leslie RW, Brouwer SL et al. 2006. How can science contribute to an ecosystem approach to pelagic, demersal and rock lobster fisheries in South Africa? African Journal of Marine Science 28: 115–157. doi: 10.2989/18142320609504139
   Web of Science ®Google Scholar
• Shannon LJ, Neira S, Taylor M. 2008. Comparing internal and external drivers in the southern Benguela and the southern and northern Humboldt upwelling ecosystems. African Journal of Marine Science 30: 63–84. doi: 10.2989/AJMS.2008.30.1.7.457
   Web of Science ®Google Scholar
• Sherley RB, Winker H, Altwegg R, van der Lingen CD, Votier SC, Crawford RJM. 2015. Bottom-up effects of a no-take zone on endangered penguin demographics. Biology Letters 11: article 20150237. doi: 10.1098/rsbl.2015.0237
   PubMed Web of Science ®Google Scholar
• Sherley RB, Barham BJ, Barham PJ, Campbell KJ, Crawford RJM, Grigg J et al. 2018. Bayesian inference reveals positive but subtle effects of experimental fishery closures on marine predator demographics. Proceedings of the Royal Society B: Biological Sciences 285: article 20172443.
   PubMed Web of Science ®Google Scholar
• Sherley RB, Crawford RJM, de Blocq AD, Dyer BM, Geldenhuys D, Hagen C et al. 2020. The conservation status and population decline of the African penguin deconstructed in space and time. Ecology and Evolution 10: 8506–8516. doi: 10.1002/ece3.6554
   PubMed Web of Science ®Google Scholar
• Solano-Fernández S, Attwood CG, Chalmers R, Clark BM, Cowley PD, Fairweather T et al. 2012. Assessment of the effectiveness of South Africa’s marine protected areas at representing ichthyofaunal communities. Environmental Conservation 39: 259–270. doi: 10.1017/S0376892912000070
   Web of Science ®Google Scholar
• Sugihara G, May R, Ye H, Hsieh C-h, Deyle E, Fogarty M, Munch S. 2012. Detecting causality in complex ecosystems. Science 338: 496–500. doi: 10.1126/science.1227079
   PubMed Web of Science ®Google Scholar
• van der Sleen P, Rykaczewski RR, Turley BD, Sydeman WJ, García-Reyes M, Bograd SJ et al. 2018. Non-stationary responses in anchovy (Engraulis encrasicolus) recruitment to coastal upwelling in the Southern Benguela. Marine Ecological Progress Series 596: 155–164. doi: 10.3354/meps12567
   Web of Science ®Google Scholar
• Wang Y, Yang J, Chen Y, De Maeyer P, Li Z, Duan W. 2018. Detecting the causal effect of soil moisture on precipitation using convergent cross mapping. Scientific Reports 8: article 12171.
   Web of Science ®Google Scholar
• Watermeyer KE, Hutchings L, Jarre A, Shannon LJ. 2016. Patterns of distribution and spatial indictors of ecosystem change based on key species in the Southern Benguela. PLoS ONE 11: e0158734. doi: 10.1371/journal.pone.0158734
   PubMed Web of Science ®Google Scholar
• Weller F, Cecchini LA, Shannon L, Sherley RB, Crawford RJM, Altwegg R et al. 2014. A system dynamics approach to modelling multiple drivers of the African penguin population on Robben Island, South Africa. Ecological Modelling 277: 38–56. doi: 10.1016/j.ecolmodel.2014.01.013
   Web of Science ®Google Scholar
• Winker H, Kerwath SE, Attwood CG. 2013. Comparison of two approaches to standardize catch-per-unit-effort for targeting behaviour in a multispecies hand-line fishery. Fisheries Research 139: 118–131. doi: 10.1016/j.fishres.2012.10.014
   Web of Science ®Google Scholar
• Winker H, Kerwath SE, Attwood CG. 2014. Proof of concept for a novel procedure to standardize multispecies catch and effort data. Fisheries Research 155: 149–159. doi: 10.1016/j.fishres.2014.02.016
   Web of Science ®Google Scholar
• Winker H, Kerwath SE, Attwood CG, da Silva C, Maggs J, Parker D. 2017. The 2017 assessment of carpenter (Argyrozona argyrozona) for the South African linefishery. Report No. FISHERIES/LSWG/2017/05. Cape Town, South Africa: Department of Agriculture, Forestry and Fisheries.
   Google Scholar
• Winker H, Carvalho F, Thorson JT, Kell LT, Parker D, Kapur M et al. 2020. JABBA-Select: incorporating life history and fisheries’ selectivity into surplus production models. Fisheries Research 222: article 105355. doi: 10.1016/j.fishres.2019.105355
   Web of Science ®Google Scholar
• Ye H, Deyle ER, Gilarranz LJ, Sugihara G. 2015. Distinguishing time-delayed causal interactions using convergent cross mapping. Scientific Reports 5: article 14750.
   Web of Science ®Google Scholar