112 



D. G. AINLEY AND G. A. SANGER 



Table 13. Use of food resources by seabirds in the Alaska Stream domain. Information is from 

 Tables 1-10. (Trophic level I = plants, II = secondary carnivore, III = tertiary carnivore, IV 

 = upper level carnivore, Sc = scavenger on carrion, offal, or detritus [II-IV]; x = major food 

 in diet, o = minor food, = incidental food, ? = probable food.) 



