35 
Appendix III. Continued 





Residues in ppm (wet weight) 





Region; site; N, year, and PCB/DDE; and chemical No. with residues Mean 95% CI Range 
Bristol Bay 
Round Island 
N = 6; 1973; 13.4 
DDE 6 0.014 0.011-0.018 0.009-0.17 
Dieldrin 6 0.005 0.004-0.006 0.004-0.007 
Mirex 2 0.002 0-0.005 ND-0.006 
Oxychlordane 4 0.004 0-0.007 ND-0.006 
Cis-nonachlor £ 0.002 0-0.004 ND-0.005 
HCB 5 0.018  0,003-0.03 ND-0.039 
PCB’s 6 0.187 0.12-0.26 0.13-0,.30 
Shaiak Island 
N = 3; 1973; 6.8 
DDE 3 0.035  0,007-0.064 0.026-0.048 
Dieldrin 3 0.007 0.001-0.013 0.005-0.010 
Heptachlor epoxide 2 0.004 0-0.011 ND-0.006 
Oxychlordane 3 0.025 0-0.099 0.009-0.059 
Cis-nonachlor 3 0.006 0.002-0.010 0.004-0,007 
HCB 3 0.026 0-0.090 0.006-0.054 
PCB’s 3 0.239 0.076-0.43 0.17-0.31 
Pribilof Islands 
St. Paul Island 
N = 10; 1975; 14.3 
DDE 10 0.033 0.022-0.044 0.014-0.066 
Dieldrin 1 <0.001 0-0.002 ND-0.006 
Heptachlor epoxide 5 0.003 0-0.006 ND-0.013 
Oxychlordane 10 0.034  0.029-0.039 0.023-0.043 
HCB 10 0.043  0.033-0.054 0.015-0.060 
Toxaphene 10 0.025 0.021-0.030 0.019-0.036 
PCB’s 10 0.472 0.35-0.60 0.23-0.68 
Seward Peninsula 
Bluff Seabird Cliffs 
N = 9; 1976; 11.1 
DDE 9 0.033 0.022-0.045 0.020-0.068 
DDD 2 0.001 0-0.003 ND-0.007 
Dieldrin 2 <0.001 0-0.002 ND-0.004 
Heptachlor epoxide L 0.002 0-0.004 ND-0.006 
Mirex 2 0.001 0-0.003 ND-0.005 
Oxychlordane fs) 0.010 0.007-0.014 0.004-0.017 
Cis-chlordane 4 0.002 0-0.004 ND-0.006 
Cis-nonachlor 3 0.001 0-0.002 ND-0.005 
HCB 9 0.031  0,025-0.037 0.016-0.044 
PCB's 9 0.365 0.31-0.42 0.26-0.48 
M. Arctic tern (N = 3; lipid content = 6.23 + 1.08%) 
Gulf of Alaska 
Kodiak Island 
N = 3; 1976; 7.5 
DDE 3 0.199 0.091-0.32 0.16-0.25 
Oxychlordane 3 0.006 0.004-0.008 0.005-0.007 
PCB's 3 1.49 1,1-2.0 1.3-1.6 

