Biology and conservation of the Cape (South African) fur seal Arctocephalus pusillus pusillus (Pinnipedia: Otariidae) from the Eastern Cape Coast of South Africa

• Main Author: Stewardson, Carolyn Louise
• Format: Doctoral or Postdoctoral Thesis
• Language: English
• Published: 2001
• Subjects: Arctocephalus pusillus pusillus; Pinnipedia; Otariidae; seals; Cape fur seal; South African fur seal; South Africa; Algoa Bay; Black Rocks; Bird Island; Plettenberg Bay; Eastern Cape; coast; biology; anatomy; age; growth; reproduction; testis; morphology; skull; baculum; sexual dimorphism; suture age; diet; prey species; dive behaviour; foraging behaviour; satellite telemetry; commercial harvest; sealing; population; size; fisheries; fishermen; bycatch; entanglement; operational interactions; heavy metals; PCBs; DDT; pollution; parasites; predation; shark; great white shark; storms; pup mortality; threats; conservation; management
• Online Access: http://hdl.handle.net/1885/48199; http://digitalcollections.anu.edu.au/handle/1885/48199; https://digitalcollections.anu.edu.au/retrieve/2808/27Colour_Plates12-13.pdf.jpg; https://digitalcollections.anu.edu.au/bitstream/1885/48199/52/01front.pdf

Chapter 1 Introduction. Chapter 2 Gross and microscopic visceral anatomy of the male Cape fur seal with reference to organ size and growth. Chapter 3 Age determination and growth in the male Cape fur seal: part one, external body. Chapter 4 Age determination and growth in the male Cape fur seal: part two, skull. Chapter 5 Age determination and growth in the male Cape fur seal: part three, baculum. Chapter 6 Suture age as an indicator of physiological age in the male Cape fur seal. Chapter 7 Sexual dimorphism in the adult Cape fur seal: standard body length and skull morphology. Chapter 8 Reproduction in the male Cape fur seal: age at puberty and annual cycle of the testis. Chapter 9 Diet and foraging behaviour of the Cape fur seal. Chapter 10(a) The Impact of the fur seal industry on the distribution and abundance of Cape fur seals. Chapter 10(b) South African Airforce wildlife rescue: Cape fur seal pups washed from Black Rocks, Algoa Bay, during heavy seas, December 1976. Chapter 11(a) Operational interactions between Cape fur seals and fisheries: part one, trawl fishing. Chapter 11(b) Operational interactions between Cape fur seals and fisheries: part two, squid jigging and line fishing. Chapter 11(c) Operational interactions between Cape fur seals and fisheries: part three, entanglement in man-made debris. Chapter 12 Concentrations of heavy metals (Cd, Cu, Pb, Ni & Zn) and organochlorine contaminants (PCBs, DDT, DDE & DDD) in the blubber of Cape fur seals. Chapter 13 Endoparasites of the Cape fur seal. Chapter 14(a) Preliminary investigations of shark predation on Cape fur seals. Chapter 14(b) Aggressive behaviour of an adult male Cape fur seal towards a great white shark Carcharodon carcharias. Chapter 15 Conclusions and future directions.