On the Dynamics of Exploited Fish Populations

I Fundamentals of the Theory of Fishing, Illustrated by Analysis of a Trawl Fishery.- Section 1: Introduction—Theoretical Methods in the Study of Fishery Dynamics.- Section 2: The Basis of a Theoretical Model of an Exploited Fish Population and Definition of the Primary Factors.- Section 3: Mathematical Representation of the Four Primary Factors.- Section 4: A Simple Model Giving the Annual Yield in Weight from a Fishery in a Steady State.- Section 5 : Adaptation of the Simple Model to Give Other Characteristics of the Catch and Population.- II Some Extensions of the Simple Theory of Fishing.- Section 6: Recruitment and Egg-production.- Section 7: Natural Mortality.- Section 8: Fishing Mortality and Effort.- Section 9: Growth and Feeding.- Section 10: Spatial Variation in the Values of Parameters; Movement of Fish within the Exploited Area.- Section 11: Mixed Populations—the Analysis of Community Dynamics.- III Estimation of Parameters.- Section 12: Relative Fishing Power of Vessels and Standardisation of Commercial Statistics of Fishing Effort.- Section 13: Estimation of the Total Mortality Coefficient (F + M), and the Maximum Age, t?.- Section 14: Separate Estimation of Fishing and Natural Mortality Coefficients.- Section 15: Recruitment and Egg-Production.- Section 16: Growth and Feeding.- IV The use of Theoretical Models in a Study of the Dynamics and Reaction to Exploitation of Fish Populations.- Section 17: Application of Population Models of Part I.- Section 18: Application of Population Models of Part II.- Section 19: Principles and Methods of Fishery Regulation.- Section 20: Requirements for Regulation of the North Sea Demersal Fisheries.- Resumé.- Appendices.- I Tables.- II List of symbols and their definitions.- III Derivation of indices of totalEuropean fishing effort on North Sea plaice and haddock during the pre-war period.- Bibliography and Author Index.- Appendix — Errata Compiled by the American Fisheries Society.