Vll 



List of Figures 



1. Map of the southern ocean 23 



2. Food web relationships in the Antarctic 



marine ecosystem (Green, 1977) 32 



List of Tables 



1. Common and scientific names of some species 

 occurring south of the Antarctic Convergence. . . 26 



2. Level of harvesting operations, feasibility 



of negotiation, and development and enforcement 



of conservation measures under the proposed 



action and alternatives 48 



3. Possibility of overexploitation of the various 

 resource populations under the proposed federal 

 action and alternatives 50 



4. Changes in abundance of potentially harvestable 

 resources under proposed federal action and 

 alternatives 52 



5. Impacts on the marine environment and the health 

 and productivity of the ecosystem under the 

 proposed action and alternatives 54 



6. Impacts of proposed federal action and 

 alternatives on collection of scientific data 



and on the relatively undisturbed ecosystem ... 56 



