342
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Christensen, V. and Pauly, D. (1992). ECOPATH II - a software for balancing steadystate ecosystem models and calculating network characteristics. Ecological
Modelling, Vol. 61, pp 169-185.
Coull, K.A et al. (1989). Length/weight relationships for 88 species of fish encountered
in the North East Atlantic. Scottish Fisheries Research Report 43.
Commission of the European Communities. (1992). Assessment on the biological
impact of industrial fisheries in the North Sea and in the Skagerrak and
Kattegat. SEC(92) 2406.
Cressie, N.A.C. (1990). The origins of kriging. Mathematical Geology, Vol. 22, p.
239-252.
Cushing, D.H. (1980). The decline of the herring stocks and the gadoid outburst. J.
Cons. int. Explor. Mer, 39: 70-81.
Daan, N. (1973). A quantitative analysis of the food intake of North Sea cod.
Netherlands Journal of Sea Research 6:479 - 517.
Daan, N. (1989). Data base report of the stomach sampling project 1981. ICES
Cooperative Research Report 164.
Daan, N. et al. (1990). Ecology of North Sea fish. Netherlands Journal of Sea
Research 26:343-386.
Elliott, J., and Persson, L. (1978). The estimation of daily rates of food consumption for
fish. Journal of Animal Ecology 47:977-991.
Fogarty, M.J., Cohen, E.B., Michaels, W.L., and Morse, W.W. (1991). Predation and
the regulation of sand lance populations: an exploratory analysis. ICES Mar.
Sci. Symp., 193: 120-124.
Food and Agriculture Organisation of the United Nations. (1994). Review of the state
of the world marine fishery resources. FAO Fisheries Technical Paper No
335.
Food and Agriculture Organisation of the United Nations. (1994). A global assessment
of fisheries by-catch and discards. FAO Fisheries Technical Paper No 339.
Food and Agriculture Organisation of the United Nations. (1995). Code of Conduct for
Responsible Fisheries.
Food and Agriculture Organisation of the United Nations. (1995). Precautionary
approach to fisheries. FAO Fisheries Technical Paper No 350/ pts 1 & 2.
Gislason, H and Kirkegard, E. (1996). The industrial fishery and the North Sea
sandeel stock. In: Seminar Report: The precautionary approach to North Sea
fisheries management. Oslo 9-10 Sept 1996. Fisken Og Havet NR 1-1997.
Greenstreet, S.P.R. (1996). Estimation of the daily consumption of food by fish in the
North Sea in each quarter of the year. Scottish Fisheries Research Report
Number 55.
Greenstreet, S.P.R., Bryant, A.D., Broekhuizen, N., Hall, S.J., and Heath, M.R.
(1997). Seasonal variation in the consumption of food by fish in the North Sea
and implications for food web dynamics. ICES Journal of Marine Science, 54:
243-266. 1997.
Hannon, B., and Joiris, C. (1989). A seasonal analysis of the southern North Sea
ecosystem. Ecology 70:1916-1934.
J. Robertson et al.
Christensen, V. and Pauly, D. (1992). ECOPATH II - a software for balancing steadystate ecosystem models and calculating network characteristics. Ecological
Modelling, Vol. 61, pp 169-185.
Coull, K.A et al. (1989). Length/weight relationships for 88 species of fish encountered
in the North East Atlantic. Scottish Fisheries Research Report 43.
Commission of the European Communities. (1992). Assessment on the biological
impact of industrial fisheries in the North Sea and in the Skagerrak and
Kattegat. SEC(92) 2406.
Cressie, N.A.C. (1990). The origins of kriging. Mathematical Geology, Vol. 22, p.
239-252.
Cushing, D.H. (1980). The decline of the herring stocks and the gadoid outburst. J.
Cons. int. Explor. Mer, 39: 70-81.
Daan, N. (1973). A quantitative analysis of the food intake of North Sea cod.
Netherlands Journal of Sea Research 6:479 - 517.
Daan, N. (1989). Data base report of the stomach sampling project 1981. ICES
Cooperative Research Report 164.
Daan, N. et al. (1990). Ecology of North Sea fish. Netherlands Journal of Sea
Research 26:343-386.
Elliott, J., and Persson, L. (1978). The estimation of daily rates of food consumption for
fish. Journal of Animal Ecology 47:977-991.
Fogarty, M.J., Cohen, E.B., Michaels, W.L., and Morse, W.W. (1991). Predation and
the regulation of sand lance populations: an exploratory analysis. ICES Mar.
Sci. Symp., 193: 120-124.
Food and Agriculture Organisation of the United Nations. (1994). Review of the state
of the world marine fishery resources. FAO Fisheries Technical Paper No
335.
Food and Agriculture Organisation of the United Nations. (1994). A global assessment
of fisheries by-catch and discards. FAO Fisheries Technical Paper No 339.
Food and Agriculture Organisation of the United Nations. (1995). Code of Conduct for
Responsible Fisheries.
Food and Agriculture Organisation of the United Nations. (1995). Precautionary
approach to fisheries. FAO Fisheries Technical Paper No 350/ pts 1 & 2.
Gislason, H and Kirkegard, E. (1996). The industrial fishery and the North Sea
sandeel stock. In: Seminar Report: The precautionary approach to North Sea
fisheries management. Oslo 9-10 Sept 1996. Fisken Og Havet NR 1-1997.
Greenstreet, S.P.R. (1996). Estimation of the daily consumption of food by fish in the
North Sea in each quarter of the year. Scottish Fisheries Research Report
Number 55.
Greenstreet, S.P.R., Bryant, A.D., Broekhuizen, N., Hall, S.J., and Heath, M.R.
(1997). Seasonal variation in the consumption of food by fish in the North Sea
and implications for food web dynamics. ICES Journal of Marine Science, 54:
243-266. 1997.
Hannon, B., and Joiris, C. (1989). A seasonal analysis of the southern North Sea
ecosystem. Ecology 70:1916-1934.