(Woodin 1974; Levinton 1977; Peterson deposit-feeding. The more important pred- 



1977; Peterson and Andre 1S80). There are ators live outside the infaunal coinrrunity. 



relatively few infaunal predators on the Epifaunal invertebrates, demersal fishes, 



macrobenthos. Nemerteans and the preda- and birds consume significant fractions of 



ceous polychaete annelids. Nereis virens the infauna and can alter species dis- 



and Glyce ra dibranchiata , are the most tribution and abundance patterns (see 



common species although the latter two Peterson 1979 for a review), 

 species also supplement their diets by 



35 



