Short-term stock assessment of Loligo gahi at the Falkland Islands: Sequential use of stochastic biomass projection and stock depletion models

ICES Journal of Marine Science

Volumn 64, Issue 1, 2007, Pages 3-17

  Roa Ureta, Rubén ^a,b   Arkhipkin, Alexander I ^a  

^a Department of Fisheries ^*  (Falkland Islands (Malvinas))

^b UNIVERSITY OF CONCEPCIÓN   (Chile)

Author keywords

Biomass projection model; Falkland Islands; Loligo gahi; Stock assessment; Stock depletion model

Indexed keywords

BIOMASS; CATCH PER UNIT EFFORT; CEPHALOPOD; FISHING EFFORT; GROWTH MODELING; RECRUITMENT; SEX RATIO; SPATIOTEMPORAL ANALYSIS; SPAWNING; STOCK ASSESSMENT;

ATLANTIC ISLANDS; ATLANTIC OCEAN; FALKLAND ISLANDS (MALVINAS);

CEPHALOPODA; LOLIGO GAHI;

EID: 34447548807     PISSN: 10543139     EISSN: 10959289     Source Type: Journal    
DOI: 10.1093/icesjms/fsl017     Document Type: Article

References (30)

1. Agnew, D. J., Baranowski, R., Beddington, J. R., des Clers, S., and Nolan, C. P. 1998. Approaches to assessing stocks of Loligo gahi around the Falkland Islands. Fisheries Research, 35: 155-169.
2. Agnew, D. J., Beddington, J. R., and Hill, S. 2002. The potential use of environmental information to manage squid stocks. Canadian Journal of Fisheries and Aquatic Sciences, 59: 1851-1857.
3. Agnew, D. J., Hill, S., and Beddington, J. R. 2000. Predicting the recruitment strength of an annual squid stock: Loligo gahi around the Falkland Islands. Canadian Journal of Fisheries and Aquatic Sciences, 57: 2479-2487.
4. Arkhipkin, A. I., Grzebielec, R., Sirota, A. M., Remeslo, A. V., Polishchuk, I. A., and Middleton, D. A. 2004. The influence of seasonal environmental changes on ontogenetic migrations of the squid Loligo gahi on the Falkland shelf. Fisheries Oceanography, 13: 1-9.
5. Arkhipkin, A. I., and Middleton, A. J. 2002. Sexual segregation in ontogenetic migrations by the squid Loligo gahi around the Falkland Islands. Bulletin of Marine Science, 71: 109-127.
6. Arkhipkin, A. I., and Roa-Ureta, R. 2005. Identification of growth models for squid. Marine and Freshwater Research, 56: 371-386.
7. Berk, R. 1967. Review of "Invariance of maximum likelihood estimators" by Peter W. Zhena. Mathematical Reviews, 33: 342-343.
8. Boyle, P. R., and Rodhouse, P. G. 2005. Cephalopods. Ecology and Fisheries. Blackwell Science, Oxford.
9. Brodziak, J. K. T., and Rosenberg, A. A. 1993. A method to assess squid fisheries in the north-west Atlantic. ICES Journal of Marine Science, 50: 187-194.
10. Caddy, J. F. 1983. The cephalopods: factors relevant to their population dynamics and the assessment and management of stocks. FAO Fisheries Technical Paper, 231: 416-457.
11. Chapman, D. G. 1974. Estimation of population size and sustainable yield of sei whales in the Antarctic. Report of the International Whaling Commission, 24: 82-90.
12. DeLury, D. B. 1947. On the estimation of biological populations. Biometrics, 3: 145-167.
13. Hatfield, E. M. C. 2000. Do some like it hot? Temperature as a possible determinant of variability in the growth of the Patagonian squid, Loligo gahi (Cepahlopoda, Loliginidae). Fisheries Research, 47: 27-40.
14. Hatfield, E. M. C., and des Clers, S. 1998. Fisheries management and research for Loligo gahi in the Falkland Islands. CalCOFI Report, 39: 81-91.
15. Hewitt, D. A., and Hoenig, J. M. 2005. Comparison of two approaches for estimating natural mortality based on longevity. Fishery Bulletin US, 103: 433-437.
16. Hilborn, R. 2000. Calculation of biomass trend, exploitation rate, and surplus production from survey and catch data. Canadian Journal of Fisheries and Aquatic Sciences, 58: 579-584.
17. Hutchings, J., and Myers, R. 1994. What can be learned from the collapse of a renewable resource? Atlantic cod, Gadus morhua, of Newfoundland and Labrador. Canadian Journal of Fisheries and Aquatic Sciences, 51: 2126-2146.
18. Leslie, P. H., and Davis, D. H. S. 1939. An attempt to determine the absolute number of rats on a given area. Journal of Animal Ecology, 8: 94-113.
19. Lipiński, M. R. 1979. Universal maturity scale for the commercially-important squids (Cephalopoda: Teuthoidea). The results of maturity classification of the Illex illecebrosus (LeSueur, 1821) populations for the years 1973-1977. ICNAF Research Document 79/II/38. 40 pp.
20. McAllister, M. K., Hill, S. L., Agnew, D. J., Kirkwood, G. P., and Beddington, J. R. 2004. A Bayesian hierarchical formulation of the DeLury stock assessment model for abundance estimation of Falkland Islands' squid (Loligo gahi). Canadian Journal of Fisheries and Aquatic Sciences, 61: 1048-1059.
21. Pierce, G. J., and Guerra, A. 1994. Stock assessment methods used for cepaholopod fisheries. Fisheries Research, 59: 305-326.
22. Ribeiro, P. J., and Diggle, P. J. 2001. geoR: a package for geostatistical analysis. R-NEWS, 1: 15-18.
23. Roel, B. A., and Butterworth, D. S. 2000. Assessment of the South African chokka squid Loligo vulgaris reynaudii. Is disturbance of aggregations by the recent jig fishery having a negative impact on recruitment. Fisheries Research, 48: 213-228.
24. Rosenberg, A. A., Kirkwood, G. P., Crombie, J. A., and Beddington, J. R. 1990. The assessment of stocks of annual squid species. Fisheries Research, 8: 335-350.
25. Royall, R. 1997. Statistical Evidence. A Likelihood Paradigm. Chapman and Hall, London.
26. Shaw, P. W., Arkhipkin, A. I., Adcock, G. J., Burnett, W. J., Carvalho, G. R., Scherbich, J. N., and Villegas, P. A. 2004. DNA markers indicate that distinct spawning cohorts and aggregations of Patagonian squid, Loligo gahi, do not represent genetically discrete subpopulations. Marine Biology, 144: 961-970.
27. Schnute, J. 1981. A versatile growth model with statistically stable parameters. Canadian Journal of Fisheries and Aquatic Sciences, 38: 1128-1140.
28. Sullivan, P. J., Lai, H-L., and Gallucci, V. F. 1990. A catch-at-length analysis that incorporates a stochastic model of growth. Canadian Journal of Fisheries and Aquatic Sciences, 47: 184-198.
29. Wang, Y-G., and Ellis, N. 2005. Maximum likelihood estimation of mortality and growth with individual variability from multiple length-frequency data. Fishery Bulletin US, 103: 380-391.
30. Zhena, P. W. 1966. Invariance of maximum likelihood estimators. Annals of Mathematical Statistics, 37: 744.