Table 2. (Continued) 



Taxonomic group, Concentration^ Reference 



organism, tissue, (ppm) 



location, and other 

 variables 



Laid during different quarters of breeding season 



1st 8.4 FW Custer et al . 1983b 



2nd 8.1 FW 



3rd 6.9 FW 



4th 5.5 FW 



North Carolina, 1979 



Laid during different quarters of breeding season 



Custer et al . 1983a 



Henny et al . 1984 

 McEwen et al . 1984 

 Heinz et al . 1985 



Brunn et al. 1985 



20 



