Small-boat surveys for coastal dolphins: Line-transect surveys for Hector's dolphins (Cephalorhynchus hectori)

Fishery Bulletin

Volumn 102, Issue 3, 2004, Pages 441-451

  Dawson, Stephen ^a   Slooten, Elisabeth ^a   DuFresne, Sam ^a   Wade, Paul ^b   Clement, Deanna ^a  

^a UNIVERSITY OF OTAGO   (New Zealand)

^b NOAA National Marine Mammal Laboratory   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ABUNDANCE ESTIMATION; COASTAL WATER; DOLPHIN; LINE TRANSECT; SURVEY;

CEPHALORHYNCHUS; CEPHALORHYNCHUS HECTORI; CETACEA; CORYPHAENIDAE;

EID: 3543133684     PISSN: 00900656     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Review

References (24)

1. Baird, S. J., and E. Bradford. 2000. Estimation of the total bycatch of Hector's dolphins (Cephalorhynchus hectori) from the inshore trawl and setnet fisheries off the east coast of the South Island in the 1997-98 fishing year, 28 p. Published client report on contract 3024, funded by Conservation Services Levy, Department of Conservation, Wellington. Web site: http://csl.doc.govt.nz/ CSL3024.pdf. [Accessed 8 March 2001.]
2. Baker, A. N., A. N. H. Smith, and F. B. Pichler. 2002. Geographical variation in Hector's dolphin: recognition of a new subspecies of Cephalorhynchus hectori. J Roy. Soc. N.Z. 32:713-727.
3. Barlow, J. 1988. Harbor porpoise, Phocoena phocoena, abundance estimation for California, Oregon, and Washington: I. Ship surveys. Fish. Bull. 86:417-432. 1995. The abundance of cetaceans in California waters. Part 1: Ship surveys in summer and fall of 1991. Fish. Bull. 93:1-14.
4. Barlow, J. 1988. Harbor porpoise, Phocoena phocoena, abundance estimation for California, Oregon, and Washington: I. Ship surveys. Fish. Bull. 86:417-432. 1995. The abundance of cetaceans in California waters. Part 1: Ship surveys in summer and fall of 1991. Fish. Bull. 93:1-14.
5. Bräger, S., S. M. Dawson, E. Slooten, S. Smith, G. S. Stone, and A. Yoshinaga. 2002. Site fidelity and along-shore range in Hector's dolphin, an endangered marine dolphin from New Zealand. Biol. Conserv. 108:-287.
6. Buckland, S. T., D. R. Anderson, K. P. Burnham, and J. L. Laake 1993. Distance sampling: estimating abundance of biological populations, 446 p. Chapman and Hall, New York, NY.
7. Buckland, S. T., and B. J. Turnock. 1992. A robust line transect method. Biometrics 48: 901-909.
8. Carretta, J. V., B. L. Taylor, and S. J. Chivers. 2001. Abundance and depth distribution of harbor porpoise (Phocoena phocoena) in northern California determined from a 1995 ship survey. Fish. Bull. 99:29-39.
9. Dawson, S. M., and E. Slooten. 1988. Hector's Dolphin Cephalorhynchus hectori: distribution and abundance. Rep. Int. Whal. Comm. (special issue) 9:315-324. 1993. Conservation of Hector's dolphins: the case and process which led to establishment of the Banks Peninsula Marine Mammal Sanctuary. Aquat. Cons. 3:207-221.
10. Dawson, S. M., and E. Slooten. 1988. Hector's Dolphin Cephalorhynchus hectori: distribution and abundance. Rep. Int. Whal. Comm. (special issue) 9:315-324. 1993. Conservation of Hector's dolphins: the case and process which led to establishment of the Banks Peninsula Marine Mammal Sanctuary. Aquat. Cons. 3:207-221.
11. Dawson, S. M., E. Slooten, F. Pichler, K. Russell, and C. S. Baker. 2001. North Island Hector's dolphins are threatened with extinction. Mar. Mamm. Sci. 17:366-371.
12. Department of Conservation and Ministry of Fisheries. 2001. Hector's dolphin and setnetting Canterbury Area: a paper for public comment, 9 p. [Available from Ministry of Fisheries, Private Bag 1926, Dunedin, New Zealand.]
13. Gormley, A. 2002. Mark-recapture abundance estimation in marine mammals. M.S. thesis., 105 p. Univ. Otago, Dunedin, New Zealand.
14. IWC (International Whaling Commission). 1994. Report of the International Whaling Commission workshop and symposium on the mortality of cetaceans in passive fishing nets and traps. Rep. Int. Whal. Comm. (special issue) 15, 629 p.
15. Lerczak, J. A., and R. O. Hobbs. 1998. Calculating sighting distances from angular readings during shipboard aerial, and shore-based marine mammal surveys. Mar. Mamm. Sci. 14:590-599.
16. Martien, K. K., B. L. Taylor, E. Slooten, and S. M. Dawson. 1999. A sensitivity analysis to guide research and management for Hector's dolphin. Biol. Conserv. 90:183-191.
17. Palka, D. L., and P. S. Hammond. 2001. Accounting for responsive movement in line transect estimates of abundance. Can. J. Fish. Aquat. Sci. 58(4):777-787.
18. Pichler, F., and C. S. Baker. 2000. Loss of genetic diversity in the endemic Hector's dolphin due to fisheries-related mortality. Proc. Roy. Soc. (Lond), Series B. 267:97-102.
19. Pichler, F. B., S. M. Dawson, E. Slooten, and C. S. Baker. 1998. Geographic isolation of Hector's dolphin populations described by mitochondrial DNA sequences. Cons. Biol. 12:676-682.
20. Slooten, E., and S. M. Dawson. 1994. Hector's Dolphin. In Handbook of marine mammals, vol V (Delphinidae and Phocoenidae) (S. H Ridgway and R. Harrison, eds.), p. 311-333. Academic Press. New York, NY.
21. Slooten, E., S. M. Dawson, and W. J. Rayment. In press. Aerial surveys for coastal dolphins: Abundance of Hector's dolphins off the South Island west coast, New Zealand. Mar. Mamm. Sci. 20(3).
22. Slooten, E., D. Fletcher, and B. L. Taylor. 2000. Accounting for uncertainty in risk assessment: Case study of Hector's dolphin mortality due to gillnet entanglement. Cons. Biol. 14:1264-1270.
23. Turnock, B. J., S. T. Buckland, and G. C. Boucher. 1995. Population abundance of Dall's porpoise (Phocoenoides dalli) in the Western North Pacific Ocean. Rep. Int. Whal. Comm. (special issue) 16:381-397.
24. Wade, P. 1998. Calculating limits to the allowable human-caused mortality of cetaceans and pinnipeds. Mar. Mamm. Sci. 14:1-37.