Table 2. (Continued) 



Great Lakes, 1981 



Egg 



Snake Island, 

 Lake Ontario 

 Other colonies 

 Hooded merganser, Lophodyetes cacullatus 

 New York, 1981-1982 

 Subcutaneous fat 

 Common merganser, Mergus merganser 

 New York, 1981-1982 



Subcutaneous fat 

 New York, 1979-1980 

 Subcutaneous fat 

 Breast muscle 

 Liver 

 Brain 



Red-breasted merganser, Mergus serrator 

 Lake Michigan, 1977-1978 



Egg 

 Black-crowned night-heron. 

 Carcass 



Lake Michigan, 1978 

 Brain 



Lake Michigan, 1978 



Egg 



New England, 1979 



86.0 (45.0-127.0) FW 

 23.0 FW 



45.0 LW 



Fleming et al. 1983 



Kim et al . 1985 



124.0 LW 



Kim et al . 1984 



4.9-229.0 FW 

 Nycticorax nycticorax 



23.0-127.0 FW 



4.0-160.0 FW 



Fleming et al. 1983 



Heinz et al. 1985 



19 



