Figure 5. Indices of fish and shellfish biomass from the Gulf of Alaska. Fish biomass indices based on a base period of 20 years (1967-1986). Shellfish and capelin abundance indices based on a 10 year base period (1972-1983). (Hollowed, unpublished)
Figure 5. Indices of fish and shellfish biomass from the Gulf of Alaska. Fish biomass indices based on a base period of 20 years (1967-1986). Shellfish and capelin abundance indices based on a 10 year base period (1972-1983). (Hollowed, unpublished)