38. Estimated population size of flathead sole age groups and year classes within survey subareas of the eastern 



Bering Sea, 1976 spring trawl survey 70 



39. Proportions of females in the estimated population of flathead sole by age group and geographical area, 1976 

 Bering Sea spring trawl survey 71 



40. Length-weight relationships observed for flathead sole during the 1976 Bering Sea spring trawl survey, with 

 testing for between-area and between-sex differences 71 



41. Parameters of the von Bertalanffy growth curves for flathead sole, 1976 Bering Sea spring trawl survey 74 



42. Estimated biomass and population numbers of Pacific cod by subarea and for all subareas combined, 1976 

 Bering Sea spring trawl survey 76 



43. Estimated population size of Pacific cod age groups and year classes within survey subareas of the eastern Be- 

 ring Sea, 1976 spring trawl survey 76 



44. Proportions of females in the estimated population of Pacific cod by age group and geographical area, 1976 



Bering Sea spring trawl survey 79 



45. Length-weight relationships observed for Pacific cod during the 1976 Bering Sea spring trawl survey, with 



testing for between-area and between-sex differences 79 



46. Parameters of the von Bertalanffy growth curves for Pacific cod, 1976 Bering Sea spring trawl survey 81 



47. Estimated biomass and population numbers of Alaska plaice in the Bering Sea by subarea and for all subareas 

 combined during April, May, and June 1976 82 



48. Estimated population size of Alaska plaice age groups and year classes within survey subareas of the eastern 



Bering Sea, 1976 spring trawl survey 86 



49. Proportions of females in the estimated population of Alaska plaice by age group and geographical area, 1976 

 Bering Sea spring trawl survey 86 



50. Length-weight relationships observed for Alaska plaice during the 1976 Bering Sea spring trawl survey, with 



testing for between-sex differences 90 



51. Estimated biomass and population numbers of Greenland turbot by subarea and for all subareas combined, 



1976 Bering Sea spring trawl survey 90 



52. Estimated population size of Greenland turbot age groups and year classes within survey subareas of the 

 eastern Bering Sea, 1976 spring trawl survey 93 



53. Proportions of females in the estimated population of Greenland turbot by age group and geographical area, 



1976 Bering Sea spring trawl survey 93 



54. Length-weight relationships observed for Greenland turbot during the 1976 Bering Sea spring trawl survey, 



with testing for between-area and between-sex differences 94 



55. Parameters of the von Bertalanffy growth curves for Greenland turbot, 1976 Bering Sea spring trawl survey. . . 94 



56. Estimated biomass and population numbers of arrowtooth flounder by subarea and for all subareas combined, 



1976 Bering Sea spring trawl survey 94 



57. Estimated population size of arrowtooth flounder age groups and year classes within survey subareas of the 

 eastern Bering Sea, 1976 spring trawl survey 99 



58. Proportions of females in the estimated population of arrowtooth flounder by age group and geographical 



area, 1976 Bering Sea spring trawl survey 101 



59. Length-weight relationships observed for arrowtooth flounder during the 1976 Bering Sea spring trawl survey, 



with testing for between-sex differences 101 



60. Parameters of the von Bertalanffy growth curves for arrowtooth flounder, 1976 Bering Sea spring trawl 



survey 104 



61. Estimated biomass and population numbers of Pacific halibut by subarea and for all subareas combined, 1976 



Bering Sea spring trawl survey 104 



62. Estimated biomass and population numbers of longhead dab by subarea and for all subareas combined, 1976 



Bering Sea spring trawl survey 106 



63. Estimates of the biomass of other fish populations, 1976 Bering Sea spring trawl survey 110 



64. Comparisons of mean catch per unit fishing effort within geographical subdivisions of the 1975 and 1976 study 



areas in the eastern Bering Sea 114 



65. Comparisons between estimates of population biomass obtained from the 1975 and 1976 surveys, and 1975 all- 

 nation eastern Bering Sea commercial catches 114 



66. Apparent bathymetric distribution of Greenland turbot abundance within the 1976 Bering Sea slope subarea. . 121 



67. Apparent bathymetric distribution of arrowtooth flounder abundance within the 1976 Bering Sea slope 

 subarea 128 



68. Apparent bathymetric distribution of Pacific halibut abundance within the 1976 Bering Sea slope subarea 128 



VII 



