All washed up: spatial and temporal variation in the wash-up and fate of chondrichthyan egg cases along a section of the Garden Route, South Africa

References

• Beckley LE, Cliff G, Smale MJ, Compagno LJ. 1997. Recent strandings and sightings of whale sharks in South Africa. Environmental Biology of Fishes 50: 343–348. doi: 10.1023/A:1007355709632
   Web of Science ®Google Scholar
• Bor P. 2003. Findings of elasmobranch eggs in the stomachs of sperm whales and other marine organisms. Journal of the Marine Biological Association of the United Kingdom 83: 1351–1353. doi: 10.1017/S0025315403008804
   Web of Science ®Google Scholar
• Bornatowski H, Navia AF, Braga RR, Abilhoa V, Corrêa MFM. 2014. Ecological importance of sharks and rays in a structural foodweb analysis in southern Brazil. ICES Journal of Marine Science 71: 1586–1592. doi: 10.1093/icesjms/fsu025
   Web of Science ®Google Scholar
• Branch G, Griffiths C, Branch M, Beckley L. 2017. Two oceans: a guide to the marine life of southern Africa (4th edn). South Africa: Penguin Random House.
   Google Scholar
• Brönmark C. 1985. Interactions between macrophytes, epiphytes and herbivores: an experimental approach. Oikos 45: 26–30. doi: 10.2307/3565218
   Web of Science ®Google Scholar
• Cliff G, Dudley SFJ, Davis B. 1989. Sharks caught in the protective gill nets off Natal, South Africa. 2. The great white shark Carcharodon carcharias (Linnaeus). South African Journal of Marine Science 8: 131–144. doi: 10.2989/02577618909504556
   Web of Science ®Google Scholar
• Cliff G, Anderson-Reade MD, Aitken AP, Charter GE, Peddemors VM. 2007. Aerial census of whale sharks (Rhincodon typus) on the northern KwaZulu-Natal coast, South Africa. Fisheries Research 84: 41–46. doi: 10.1016/j.fishres.2006.11.012
   Web of Science ®Google Scholar
• Compagno LJV. 1984. FAO species catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2. Carcharhiniformes. FAO Fisheries Synopsis. Rome: Food and Agriculture Organization of the United Nations.
   Google Scholar
• Cox D, Koob T. 1993. Predation on elasmobranch eggs. Environmental Biology of Fishes 38: 117–125. doi: 10.1007/BF00842908
   Web of Science ®Google Scholar
• Cross JN. 1988. Aspects of the biology of two scyliorhinid sharks, Apristurus brunneus and Parmaturus xaniurus, from the upper continental slope off southern California. Fishery Bulletin 86: 691–702.
   Web of Science ®Google Scholar
• Dainty AM. 2002. Biology and ecology of four catshark species in the southwestern Cape, South Africa. MSc thesis, University of Cape Town, South Africa.
   Google Scholar
• D’Antonio C. 1985. Epiphytes on the rocky intertidal red alga Rhodomela larix (Turner) C. Agardh: negative effects on the host and food for herbivores? Journal of Experimental Marine Biology and Ecology 86: 197–218. doi: 10.1016/0022-0981(85)90103-0
   Web of Science ®Google Scholar
• da Silva C, Booth AJ, Dudley SFJ, Kerwath SE, Lamberth SJ, Leslie RW et al. 2015. The current status and management of South Africa’s chondrichthyan fisheries. African Journal of Marine Science 37: 233–248. doi: 10.2989/1814232X.2015.1044471
   Web of Science ®Google Scholar
• DEA (Department of Environmental Affairs). 2015. Shark Biodiversity Management Plan. National Environmental Management: Biodiversity Act, 2004 (Act No. 10 of 2004). Government Gazette, South Africa 258 (38607).
   Google Scholar
• De Decker RH. 1983. The sediments of Plettenberg Bay and the submerged Robberg spit. Joint Technical Report No. 14. Cape Town, South Africa: Geological Survey/University of Cape Town. pp 255–265.
   Google Scholar
• Ebert DA. 2014. Deep-sea cartilaginous fishes of the Indian Ocean. Vol. 2. Batoids and chimaeras. FAO Species Catalogue for Fishery Purposes No. 8. Rome: Food and Agriculture Organization of the United Nations.
   Google Scholar
• Ebert D, van Hees K. 2015. Beyond Jaws: rediscovering the ‘lost sharks’ of southern Africa. African Journal of Marine Science 37: 141–156. doi: 10.2989/1814232X.2015.1048730
   Web of Science ®Google Scholar
• Ebert DA, Compagno LJ, Cowley PD. 2006. Reproductive biology of catsharks (Chondrichthyes: Scyliorhinidae) off the west coast of southern Africa. ICES Journal of Marine Science 63: 1053–1065. doi: 10.1016/j.icesjms.2006.04.016
   Web of Science ®Google Scholar
• Ebert DA, Compagno LJ, Cowley PD. 2008. Aspects of the reproductive biology of skates (Chondrichthyes: Rajiformes: Rajoidei) from southern Africa. ICES Journal of Marine Science 65: 81–102. doi: 10.1093/icesjms/fsm169
   Web of Science ®Google Scholar
• Escobar-Porras J. 2009. Movement patterns and population dynamics of four catsharks endemic to South Africa. MSc thesis, Rhodes University, South Africa.
   Google Scholar
• Hamlett WC, Koob TJ. 1999. Female reproductive system. In: Hamlett WC (ed.), Sharks, skates, and rays: the biology of elasmobranch fishes. Baltimore, Maryland: Johns Hopkins University Press. pp 398–443.
   Google Scholar
• Hays GC, Bailey H, Bograd SJ, Bowen WD, Campagna C, Carmichael RH et al. 2019. Translating marine animal tracking data into conservation policy and management. Trends in Ecology and Evolution 34: 459–473. doi: 10.1016/j.tree.2019.01.009
   PubMed Web of Science ®Google Scholar
• Heupel MR, Carlson JK, Simpfendorfer CA. 2007. Shark nursery areas: concepts, definition, characterization and assumptions. Marine Ecology Progress Series 337: 287–297. doi: 10.3354/meps337287
   Web of Science ®Google Scholar
• Hewitt A, Kock A, Booth A, Griffiths C. 2018. Trends in sightings and population structure of white sharks, Carcharodon carcharias, at Seal Island, False Bay, South Africa, and the emigration of subadult female sharks approaching maturity. Environmental Biology of Fishes 101: 39–54. doi: 10.1007/s10641-017-0679-x
   Web of Science ®Google Scholar
• Hoff GR. 2008. A nursery site of the Alaska skate (Bathyraja parmifera) in the eastern Bering Sea. Fishery Bulletin 106: 233–244.
   Web of Science ®Google Scholar
• Hoff GR. 2010. Identification of skate nursery habitat in the eastern Bering Sea. Marine Ecology Progress Series 403: 243–254. doi: 10.3354/meps08424
   Web of Science ®Google Scholar
• Hoff GR. 2016. Identification of multiple nursery habitats of skates in the eastern Bering Sea. Journal of Fish Biology 88: 1746–1757. doi: 10.1111/jfb.12939
   PubMed Web of Science ®Google Scholar
• Hunt JC, Lindsay DJ, Shahalemi RR. 2011. A nursery site of the golden skate (Rajiformes: Rajidae: Bathyraja smirnovi) on the Shiribeshi Seamount, Sea of Japan. Marine Biodiversity Records 4: e70. doi: 10.1017/S1755267211000728
   Google Scholar
• Johnson R, Bester MN, Dudley SFJ, Oosthuizen WH, Meÿer M, Hancke L, Gennari E. 2009. Coastal swimming patterns of white sharks (Carcharodon carcharias) at Mossel Bay, South Africa. Environmental Biology of Fishes 85: 189–200. doi: 10.1007/s10641-009-9477-4
   Web of Science ®Google Scholar
• King CM. 2005. Towards a new approach for coastal governance with an assessment of the Plettenberg Bay shore-based linefishery. PhD thesis, Rhodes University, South Africa.
   Google Scholar
• Knip DM, Heupel MR, Simpfendorfer CA. 2010. Sharks in nearshore environments: models, importance, and consequences. Marine Ecology Progress Series 402: 1–11. doi: 10.3354/meps08498
   Web of Science ®Google Scholar
• Kock A, O’Riain MJ, Mauff K, Meÿer M, Kotze D, Griffiths C. 2013. Residency, habitat use and sexual segregation of white sharks, Carcharodon carcharias in False Bay, South Africa. PLoS ONE 8: e55048. doi: 10.1371/journal.pone.0055048
   PubMed Web of Science ®Google Scholar
• Kock AA, Photopoulou T, Durbach I, Mauff K, Meÿer M, Kotze D et al. 2018. Summer at the beach: spatiotemporal patterns of white shark occurrence along the inshore areas of False Bay, South Africa. Movement Ecology 6: article 7. doi: 10.1186/s40462-018-0125-5
   PubMed Web of Science ®Google Scholar
• Koob TJ. 1991. Deposition and binding of calcium and magnesium in egg capsules of Raja erinacea Mitchill during formation and tanning in utero. Copeia 1991: 339–347. doi: 10.2307/1446583
   Google Scholar
• Love MS, Schroeder DM, Snook L, York A, Cochrane G. 2008. All their eggs in one basket: a rocky reef nursery for the longnose skate (Raja rhina Jordan & Gilbert, 1880) in the southern California Bight. Fishery Bulletin 106: 471–475.
   Web of Science ®Google Scholar
• Lucifora LO, García V. 2004. Gastropod predation on egg cases of skates (Chondrichthyes, Rajidae) in the southwestern Atlantic: quantification and life-history implications. Marine Biology 145: 917–922. doi: 10.1007/s00227-004-1377-8
   Web of Science ®Google Scholar
• Lyons K, Bigman JS, Kacev D, Mull CG, Carlisle AB, Imhoff JL et al. 2019. Bridging disciplines to advance elasmobranch conservation: applications of physiological ecology. Conservation Physiology 7: coz011. doi: 10.1093/conphys/coz011
   PubMed Web of Science ®Google Scholar
• Marcus NH. 1984. Recruitment of copepod nauplii into the plankton: importance of diapause eggs and benthic processes. Marine Ecology Progress Series 15: 47–54. doi: 10.3354/meps015047
   Web of Science ®Google Scholar
• Martin RA. 2004. Natural mortality of puffadder shysharks due to Cape fur seals and black-backed kelp gulls at Seal Island, South Africa. Journal of Fish Biology 64: 711–716. doi: 10.1111/j.1095-8649.2004.00339.x
   Web of Science ®Google Scholar
• Martin RA, Hammerschlag N, Collier RS, Fallows C. 2005. Predatory behaviour of white sharks (Carcharodon carcharias) at Seal Island, South Africa. Journal of the Marine Biological Association of the United Kingdom 85: 1121–1136. doi: 10.1017/S002531540501218X
   Web of Science ®Google Scholar
• Martins AP, Heupel MR, Chin A, Simpfendorfer CA. 2018. Batoid nurseries: definition, use and importance. Marine Ecology Progress Series 595: 253–267. doi: 10.3354/meps12545
   Web of Science ®Google Scholar
• Michael SW. 1993. Reef sharks and rays of the world: a guide to their identification, ecology, and behavior. Annapolis, Maryland: Lighthouse Press.
   Google Scholar
• Musa SM, Czachur MV, Shiels HA. 2018. Oviparous elasmobranch development inside the egg case in 7 key stages. PLoS ONE 13: e0206984. doi: 10.1371/journal.pone.0206984
   PubMed Web of Science ®Google Scholar
• Pattrick P, Strydom NA, Goschen WS. 2013. Shallow-water, nearshore current dynamics in Algoa Bay, South Africa, with notes on the implications for larval fish dispersal. African Journal of Marine Science 35: 269–282. doi: 10.2989/1814232X.2013.798593
   Web of Science ®Google Scholar
• Pretorius CA. 2012. Factors influencing the development and mortality rate of shy and cat shark embryos in South African waters. MSc thesis, University of Cape Town, South Africa.
   Google Scholar
• Pretorius CA, Griffiths CL. 2013. Patterns of egg deposition and egg development in the catsharks Poroderma pantherinum and Haploblepharus pictus. African Zoology 48: 115–124. doi: 10.1080/15627020.2013.11407574
   Web of Science ®Google Scholar
• Richardson AJ, Maharaj G, Compagno LJ, Leslie RW, Ebert DA, Gibbons MJ. 2000. Abundance, distribution, morphometrics, reproduction and diet of the Izak catshark. Journal of Fish Biology 56: 552–576. doi: 10.1111/j.1095-8649.2000.tb00755.x
   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
• Rodriguez SR, Ojedal FP, Inestrosa NC. 1993. Settlement of benthic marine invertebrates. Marine Ecology Progress Series 97: 193–207. doi: 10.3354/meps097193
   Web of Science ®Google Scholar
• RSA (Republic of South Africa). 2016. Department of Environmental Affairs, Government Notice 1578. Notice declaring the Tsitsikamma National Park Marine Protected Area under section 22A of the National Environmental Management: Protected Areas Act, 2003 (Act No. 57 of 2003). Government Gazette, South Africa 1578 (40510).
   Google Scholar
• Sand-Jensen K. 1977. Effect of epiphytes on eelgrass photosynthesis. Aquatic Botany 3: 55–63. doi: 10.1016/0304-3770(77)90004-3
   Google Scholar
• Scardino AJ. 2006. Biomimetic fouling control. PhD thesis, James Cook University, Australia.
   Google Scholar
• Schneider CA, Rasband WS, Eliceiri KW. 2012. NIH Image to ImageJ: 25 years of image analysis. Nature Methods 9: 671–675. doi: 10.1038/nmeth.2089
   PubMed Web of Science ®Google Scholar
• Simpfendorfer CA, Heupel MR, White WT, Dulvy NK. 2011. The importance of research and public opinion to conservation management of sharks and rays: a synthesis. Marine and Freshwater Research 62: 518–527. doi: 10.1071/MF11086
   Web of Science ®Google Scholar
• Smith C, Griffiths C. 1997. Shark and skate egg-cases cast up on two South African beaches and their rates of hatching success, or causes of death. South African Journal of Zoology 32: 112–117. doi: 10.1080/02541858.1997.11448441
   Web of Science ®Google Scholar
• Stobart B, Warwick R, González C, Mallol S, Díaz D, Reñones O, Goñi R. 2009. Long-term and spillover effects of a marine protected area on an exploited fish community. Marine Ecology Progress Series 384: 47–60. doi: 10.3354/meps08007
   Web of Science ®Google Scholar
• Towner AV, Wcisel MA, Reisinger RR, Edwards D, Jewell OJ. 2013. Gauging the threat: the first population estimate for white sharks in South Africa using photo identification and automated software. PLoS ONE 8: e66035. doi: 10.1371/journal.pone.0066035
   PubMed Web of Science ®Google Scholar
• Weigmann S. 2016. Annotated checklist of the living sharks, batoids and chimaeras (Chondrichthyes) of the world, with a focus on biogeographical diversity. Journal of Fish Biology 88: 837–1037. doi: 10.1111/jfb.12874
   PubMed Web of Science ®Google Scholar
• Wintner SP. 2000. Preliminary study of vertebral growth rings in the whale shark, Rhincodon typus, from the east coast of South Africa. Environmental Biology of Fishes 59: 441–451. doi: 10.1023/A:1026564707027
   Web of Science ®Google Scholar
• Wourms JP. 1977. Reproduction and development in chondrichthyan fishes. American Zoologist 17: 379–410. doi: 10.1093/icb/17.2.379
   Google Scholar