chapter 1 age and growth of bigeye tuna 1.1 age and growth ofbigeye tuna,using fin spines 1.1.1 introduction 1.1.2 materials and methods 1.1.3 results 1.1.4 discussions 1.2 age and growth ofbigeye tuna, using vertebra 1.2.1 introduction 1.2.2 materials and methods 1.2.3 results 1.2.4 discussions chapter 2 biological characteristics of tunas 2.1 a parison of biological characteristics of yellowfin tuna 2.1.1 introduction 2.1.2 materials and methods 2.1.3 results 2.1.4 discussions 2.2 the length structure of bigeye tuna and yellowfin tuna catch 2.2.1 inlaoduction 2.2.2 materials and methods 2.2.3 results 2.2.4 discussions chapter 3 integrated habitat index 3.1 a parison of methods about the prediction of integrated habitat index 3.1.1 introduction 3.1.2 materials and methods 3.1.3 results 3.1.4 discussions 3.2 a parison on calculation methods about an integrated habitat index 3.2.1 introduction 3.2.2 materials and methods 3.2.3 results 3.2.4 discussions chapter 4 tuna catch rate calculation methods 4.1 a parison of two catch rate calculation methods 4.1.1 introduction 4.1.2 materials and methods 4.1.3 results 4.1.4 discussions 4.2 a parison of catch rate on bigeye tuna of two longline fishing gears 4.2,1 introduction 4.2.2 materials and methods 4.2.3 results 4.2.4 discussions chapter 5 effects of fishing gear and environmental factors on catch performances 5.1 a parison of catch performance between circle hooks and tuna hooks 5.1.1 introduction 5.1.2 materials and methods 5.1,3 results 5.1,4 discussions 5.2 effects of environmental factors and fishing gear on catch rates of sharks 5.2.1 introduction 5.2.2 materials and methods 5.2.3 results 5.2.4 discussions 5.3 the relationshi between the catch rates and the depth and sea surface temperature 5.3,1 introduction 5.3.2 materials and methods 5.3.3 results 5.3.4 discussions 5.4 development of a three-dimensional nnmerical model for pelagic longlines 5.4.1 introduction 5.4.2 materials and methods 5,4.3 results 5.4.4 discussions
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