Growth, condition, and environmental relationships in Atlantic cod (Gadus morhua) in the northern Gulf of St. Lawrence and implications for management strategies in the Northwest Atlantic

Canadian Journal of Fisheries and Aquatic Sciences

Volumn 56, Issue 10, 1999, Pages 1818-1831

  Dutil, J D ^a   Castonguay, M ^a   Gilbert, D ^a   Gascon, D ^a  

^a MAURICE LAMONTAGNE INSTITUTE   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

GADUS MORHUA;

EID: 0000026483     PISSN: 0706652X     EISSN: None     Source Type: Journal    
DOI: 10.1139/f99-140     Document Type: Article

References (72)

1. Baird, J.W., Bishop, C.A., Brodie, W.B., and Murphy, E.F. 1992a. An assessment of the cod stock in NAFO divisions 2J3KL. DFO Can. Atl. Fish. Sci. Advisory Comm. Res. Doc. 92/75.
2. Baird, J.W., Bishop, C.A., and Murphy, E.F. 1992b. An assessment of the cod stock in NAFO Div. 3NO. NAFO SCR Doc. 92/75.
3. Bishop, C.A., and Murphy, E.F. 1992. An assessment of the cod stock in NAFO subdivision 3Ps. DFO Can. Atl. Fish. Sci. Advisory Comm. Res. Doc. 92/111.
4. Brander, K.M. 1995. The effect of temperature on growth of Atlantic cod (Gadus morhua). ICES J. Mar. Sci. 52: 1-10.
5. Campana, S., and Hamel, J. 1992. Status of the 1991 4X cod fishery. DFO Can. Atl. Fish. Sci. Advisory Comm. Res. Doc. 92/46.
6. Campana, S.E., Mohn, R.K., Smith, S.J., and Chouinard, G.A. 1995. Spatial implications of a temperature-based growth model for Atlantic cod (Gadus morhua) off the eastern coast of Canada. Can. J. Fish. Aquat. Sci. 52: 2445-2456.
7. Castonguay, M., Rollet, C., Fréchet, A., Gagnon, P., Gilbert, D., and Brêthes, J.-C. 1999. Distribution changes of Atlantic cod (Gadus morhua) in the northern Gulf of St. Lawrence in relation to an oceanic cooling. ICES J. Mar. Sci. 56: 333-344.
8. Chouinard, G.A., and Fréchet, A. 1994. Fluctuations in the cod stocks of the Gulf of St. Lawrence. ICES Mar. Sci. Symp. 198: 121-139.
9. Colbourne, E., Narayanan, S., and Prisenberg, S. 1994. Climatic changes and environmental conditions in the Northwest Atlantic, 1970-1993. ICES Mar. Sci. Symp. 198: 311-322.
10. Colbourne, E., de Young, B., Narayanan, S., and Helbig, J. 1997. Comparison of hydrography and circulation on the Newfoundland Shelf during 1990-1993 with the long-term mean. Can. J. Fish. Aquat. Sci. 54(Suppl. 1): 68-80.
11. Currie, L.G., and Sinclair, A.F. 1996. Catch-at-age for southern Gulf of St. Lawrence cod: 1971 to 1995. Can. MS Rep. Fish. Aquat. Sci. No. 2389.
12. Dutil, J.-D., and Lambert, Y. 2000. Natural mortality from poor condition in Atlantic cod (Gadus morhua). Can. J. Fish. Aquat. Sci. 57. In press.
13. Dutil, J.-D., Lambert, Y., Chouinard, G.A., and Fréchet, A. 1995. Fish condition: what should we measure in cod (Gadus morhua). DFO Atl. Fish. Res. Doc. 95/11.
14. Fleming, A.M. 1960. Age, growth and sexual maturity of cod (Gadus morhua) in the Newfoundland area, 1947-1950. J. Fish. Res. Board Can. 17: 775-809.
15. Fréchet, A., and Chouinard, G.A. 1987. Recrutements partiels, biomasses exploitables et rendements observés des diverses flottes de pêche àla morue du Golfe du Saint-Laurent (3Pn, 4RS, 4TVn, jan. à avr.). DFO Can. Atl. Fish. Sci. Advisory Comm. Res. Doc. 87/98.
16. Fréchet, A., and Schwab, P. 1992. Assessment of the northern Gulf of St. Lawrence cod stock (3Pn, 4RS) in 1991. DFO Can. Atl. Fish. Sci. Advisory Comm. Res. Doc. 92/77.
17. Fréchet, A., and Schwab, P. 1995. Review of the status of the northern Gulf of St. Lawrence cod stock (3Pn, 4RS) in 1994. DFO Atl. Fish. Res. Doc. 95/53.
18. Fréchet, A., and Schwab, P. 1998. Evaluation de la morue du nord du Golfe du Saint-Laurent (3Pn, 4RS) en 1997/Assessment of the Northern Gulf of St. Lawrence cod stock (3Pn, 4RS) in 1997. DFO Can. Stock Assess. Sec. Res. Doc. 98/127.
19. Fréchet, A., Gagnon, Y., Schwab, P., D'Amours, D., Dutil, J.-D., Lambert, Y., Bourassa, L., and Rollet, C. 1994. Review of the status of the northern Gulf of St. Lawrence cod stock (3Pn, 4RS) in 1993. DFO Atl. Fish. Res. Doc. 94/29.
20. Gavaris, S., and Gavaris, C.A. 1983. Estimation of catch at age and its variance for groundfish stocks in the Newfoundland region. In Sampling commercial catches of marine fish and invertebrates. Edited by W.G. Doubleday and D. Rivard. Can. Spec. Publ. Fish. Aquat. Sci. No. 66. pp. 178-182.
21. Gilbert, D., and Pettigrew, B. 1997. Interannual variability (1948-1994) of the CIL core temperature in the Gulf of St. Lawrence. Can. J. Fish. Aquat. Sci. 54(Suppl. 1): 57-67.
22. Gilbert, D., Vézina, A.F., Pettigrew, B., Swain, D.P., Galbraith, P.S., Devine, L., and Roy, N. 1997. État du golfe du Saint-Laurent: conditions océanographiques en 1995. Rapp. Tech. Can. Hydrog. Sci. Océaniques No. 191.
23. Hanson, J.M., and Chouinard, G.A. 1992. Evidence that size-selective mortality affects growth of Atlantic cod (Gadus morhua) in the southern Gulf of St. Lawrence. J. Fish Biol. 41: 31-41.
24. Hawkins, A.D., Soofiani, N.M., and Smith, G.W. 1985. Growth and feeding of juvenile cod (Gadus morhua). J. Cons. Int. Explor. Mer, 42: 11-32.
25. Hunt, J.J., and Buzeta, M.-I. 1992. Status of the Atlantic cod stock on Georges Bank in unit areas 5Zj and 5Zm, 1978-1991. DFO Can. Atl. Fish. Sci. Advisory Comm. Res. Doc. 92/48: 23 pp.
26. Hutchings, J.A. 1996. Spatial and temporal variation in the density of northern cod and a review of hypotheses for the stock's collapse. Can. J. Fish. Aquat. Sci. 53: 943-962.
27. Hutchings, J.A., and Myers, R.A. 1994. What can be learned from the collapse of a renewable resource? Atlantic cod, Gadus morhua, of Newfoundland and Labrador. Can. J. Fish. Aquat. Sci. 51: 2126-2146.
28. ICES. 1992a. The North-Western Working Group. ICES Working Group Rep. C.M. 1992/Assess: 14.
29. ICES. 1992b. Report of the Arctic Fisheries Working Group. ICES Working Group Rep. C.M. 1992/Assess: 2.
30. ICES. 1992c. Report of the Irish Sea and Bristol Channel Working Group. ICES Working Group Rep. C.M. 1992/Assess: 1.
31. ICES. 1992d. Report of the Roundfish Working Group. ICES Working Group Rep. C.M. 1992/Assess: 4.
32. Jákupsstovu, S.H.Í., and Reinert, J. 1994. Fluctuations in the Faroe Plateau cod stock. ICES Mar. Sci. Symp. 198: 194-211.
33. Jenkins, G.M., and Watts, D.G. 1968. Spectral analysis and its applications. Holden-Day, Oakland, Calif.
34. Jobling, M. 1982. Food and growth relationships of the cod, Gadus morhua, with special reference to Balsfjorden, north Norway. J. Fish Biol. 21: 357-371.
35. Jobling, M. 1988. A review of the physiological and nutritional energetics of cod, Gadus morhua, with particular reference to growth under farmed conditions. Aquaculture, 70: 1-19.
36. Jorgensen, T. 1992. Long-term changes in growth of North-east Arctic cod (Gadus morhua) and some environmental influences. ICES J. Mar. Sci. 49: 263-277.
37. Krohn, M.M., and Kerr, S.R. 1997. Declining weight-at-age in northern cod and the potential importance of the early years and size-selective fishing mortality. NAFO Sci. Counc. Stud. 29: 43-50.
38. Krohn, M., Reidy, S., and Kerr, S. 1997. Bioenergetic analysis of the effects of temperature and prey availability on growth and condition of northern cod (Gadus morhua). Can. J. Fish. Aquat. Sci. 54(Suppl. 1): 113-121.
39. Lambert, Y., and Dutil, J.-D. 1997a. Can simple condition indices be used to monitor and quantify seasonal changes in the energy reserves of cod (Gadus morhua)? Can. J. Fish. Aquat. Sci. 54(Suppl. 1): 104-112.
40. Lambert, Y., and Dutil, J.-D. 1997b. Condition and energy reserves of Atlantic cod (Gadus morhua) during the collapse of the northern Gulf of St. Lawrence stock. Can. J. Fish. Aquat. Sci. 54: 2388-2400.
41. Lear, W.H., and Parsons, L.S. 1993. History and management of the fishery for northern cod in NAFO Divisions 2J, 3K, and 3L. In Perspectives on Canadian marine fisheries management. Edited by L.S. Parsons and W.H. Lear. Can. Bull. Fish. Aquat. Sci. No. 226. pp. 55-89.
42. Lilly, G.R. 1997. Size and condition of cod in divisions 2J+3KL during 1978-1996. NAFO SCR Doc. 97/62.
43. Lilly, G.R., Shelton, P.A., Brattey, J., Cadigan, N., Murphy, E.F., Stansbury, D.E., Davis, M.B., and Morgan, M.J. 1998. An assessment of the cod stock in NAFO Divisions 2J+3KL. DFO Can. Stock Assess. Sec. Res. Doc. 98/15.
44. Mann, K.H., and Drinkwater, K.F. 1994. Environmental influences on fish and shellfish production in the Northwest Atlantic. Environ. Rev. 2: 16-32.
45. May, A.W. 1968. Biological data on cod from the summer fishery on the North Shore Strait of Belle Isle. Fish. Res. Board Can. Tech. Rep. No. 27.
46. Minet, J.-P. 1978. Dynamics and yield assessment of the northeastern Gulf of St. Lawrence cod stock. Int. Comm. Northwest Atl. Fish. Sel. Pap. 3.
47. Mohn, R., and MacEachern, W.J. 1992. Assessment of 4VsW cod in 1991. DFO Can. Atl. Fish. Sci. Advisory Comm. Res. Doc. 92/54.
48. Morgan, M.J., and Hoenig, J.M. 1997. Estimating maturity-at-age from length stratified sampling. J. Northwest Atl. Fish. Sci. 21: 51-63.
49. Myers, R.A., and Cadigan, N.G. 1995. Was an increase in natural mortality responsible for the collapse of northern cod? Can. J. Fish. Aquat. Sci. 52: 1274-1285.
50. Myers, R.A., Hutchings, J.A., and Barrowman, N.J. 1997. Why do fish stocks collapse? The example of cod in Atlantic Canada. Ecol. Appl. 7: 91-106.
51. Ozhigin, V.K., Tretyak, V.L., Yaragina, N.A., and Ivshin, V.A. 1995. Growth of Arcto-Norwegian cod in dependence of environmental conditions and feeding. Theme session on causes of observed variations in fish growth. ICES CM1995/P:10.
52. Petrie, B., Drinkwater, K., Sandström, A., Pettipas, R., Gregory, D., Gilbert, D., and Sekhon, P. 1996. Temperature, salinity and sigma-t atlas for the Gulf of St. Lawrence. Can. Tech. Rep. Hydrogr. Ocean Sci. No. 178.
53. Pinhorn, A.T. 1969. Fishery and biology of Atlantic cod (Gadus morhua) off the southwest coast of Newfoundland. J. Fish. Res. Board Can. 26: 3133-3164.
54. Pope, J.G. 1972. An investigation of the accuracy of virtual population analysis using cohort analysis. Int. Comm. Northwest Atl. Fish. Res. Bull. 9: 65-74.
55. Pyper, B.J., and Peterman, R.M. 1998. Comparison of methods to account for autocorrelation in correlation analyses of fish data. Can. J. Fish. Aquat. Sci. 55: 2127-2140.
56. Ricker, W.E. 1973. Linear regressions in fishery research. J. Fish. Res. Board Can. 30: 409-434.
57. Ricker, W.E. 1979. Growth rates and models. In Fish physiology. Vol. 8. Edited by W.S. Hoar, D.J. Randall, and J.R. Brett. Academic Press, New York. pp. 677-743.
58. Ricker, W.E. 1984. Computation and uses of central trend lines. Can. J. Zool. 62: 1897-1905.
59. Ricker, W.E. 1992. Back-calculations of fish lengths based on proportionality between scale and length increments. Can. J. Fish. Aquat. Sci. 49: 1018-1026.
60. Rivard, D. (Editor). 1982. APL program for stock assessments (revised). Can. Tech. Rep. Fish. Aquat. Sci. No. 1091.
61. Rivard, D. 1989. Overview of the systematic, structural and sampling errors in cohort analysis. Am. Fish. Soc. Symp. 6: 49-65.
62. Sheridan, A.K. 1995. The genetic impacts of human activities on wild fish populations. Rev. Fish. Sci. 3: 91-108.
63. Sinclair, A., Chouinard, G., Swain, D., Nielsen, G., Hanson, M., Currie, L., Hurlbut, T., and Hébert, R. 1995. Assessment of the southern Gulf of St. Lawrence cod stock, March 1995. DFO Atl. Fish. Res. Doc. 95/39.
64. Sinclair, A., Chouinard, G., and Currie, L. 1996. Assessment of the southern Gulf of St. Lawrence cod stock, March 1996. DFO Atl. Fish. Res. Doc. 96/52.
65. Smedstad, O.M., and Holm, J.C. 1996. Validation of back-calculation formulae for cod otoliths. J. Fish Biol. 49: 973-985.
66. Sokal, R.R., and Rohlf, F.J. 1995. Biometry. W.H. Freeman and Company, New York.
67. Swain, D.P., and Wade, E.J. 1993. Density-dependent geographic distribution of Atlantic cod (Gadus morhua) in the southern Gulf of St. Lawrence. Can. J. Fish. Aquat. Sci. 50: 725-733.
68. Taggart, C.T., Anderson, J., Bishop, C., Colbourne, E., Hutchings, J., Lilly, G., Morgan, J., Murphy, E., Myers, R., Rose, G., and Shelton, P. 1994. Overview of cod stocks, biology, and environment in the Northwest Atlantic region of Newfoundland, with emphasis on northern cod. ICES Mar. Sci. Symp. 198: 140-157.
69. Thompson, H. 1943. A biological and economic study of cod (Gadus callarias) in the Newfoundland area, including Labrador. Res. Bull. (Fish.) No. 14. Newfoundland Government, Department of Natural Resources, St. John's.
70. Thompson, R.O.R.Y 1979. Coherence significance levels. J. Atmos. Sci. 36: 2020-2021.
71. Waiwood, K.G., Smith, S.J., and Petersen, M.R. 1991. Feeding of Atlantic cod (Gadus morhua) at low temperatures. Can. J. Fish. Aquat. Sci. 48: 824-831.
72. Wiles, M., and May, A.W. 1968. Biology and fishery of the West Newfoundland cod stock. Int. Comm. Northwest Atl. Fish. Res. Bull. 5.