| LONG | LAT | MEAN CONC | LOCATION | YEAR | REFERENCE | ORIGINAL REFERENCE |
| -171.46 | 63.46 | 1.72 | Gambell | 1981-84 | Hamilton, 1989 | NA |
| -170.27 | 63.42 | 0.90 | Savoonga | 1981-84 | Hamilton, 1989 | NA |
| -169 | 65.47 | 1.98 | Diomede | 1981-84 | Hamilton, 1989 | NA |
| -165.24 | 64.3 | 1.48 | Nome | 1981-84 | Hamilton, 1989 | NA |
| -168.05 | 65.36 | 0.56 | Wales | 1981-84 | Hamilton, 1989 | NA |
| -78.30 | 76.25 | 1.78 | Greenland/Thule district | 1975/1977 | Born et al., 1981 | NA |
| -170.0 | 63.44 | 1.17* | Diomede, Gambell, and Savoonga | 1986-89 | Warburton & Seagars, 1993 | NA |
| -139.05 | 69.35 | 9.80 | Herchell Island | 1975/1977 | Born et al., 1981 | NA |
| -117.8 | 70.7 | 10.46 | Holman Island | NG | Born et al., 1981 | Eaton (personal comm.) |
| -77.0 | 72.8 | 10.6 | Pond Inlet | NG | Born et al., 1981 | Eaton (personal comm.) |
| -170.3 | 63.3 | 0.49 | St. Lawrence Island | NG | Born et al., 1981 | Galster (personal comm.) |
| -172.45 | 60.3 | 0.49 | St. Matthew Island | NG | Born et al., 1981 | Galster (personal comm.) |
| -175 | 63 | 1.70 | N. Bering Sea | 1981-84 | Muir et al., 1992 | Taylor et al., 1989 |
| -81.8 | 69.4 | 1.38 | Igloolik, Foxe Basin | 1982-88 | Wagemann & Stewart, 1994 | NA |
| -80.8 | 68.3 | 1.32 | Hall Beach, Foxe Basin | 1989 | Wagemann & Stewart, 1994 | NA |
| -78.3 | 60.8 | 1.26 | Akulivik, E. Hudson Bay | 1990 | Wagemann & Stewart, 1994 | NA |
| -78.2 | 58.5 | 2.39 | Inukjuak, E. Hudson Bay | 1990 | Wagemann & Stewart, 1994 | NA |
References:
Born, E.W., I. Kraul and T. Kristensen, 1981, Mercury, DDT, PCB in the Atlantic Walrus, Arctic, 34(3): 255-260.
Hamilton, E.I., 1989, Contaminants in blubber, liver, and kidney tissue of Pacific Walruses, Baseline, 20(9):465-468.
Muir, D.C.G., R. Wagemann, B.T. Hargrave, D.J. Thomas, D.B. Peakall and R.J. Norstrom, 1992, Arctic marine ecosystem contamination, The Science of the Total Environment, 122: 75-134.
Wagemann, R. and R.E.A. Stewart, 1994, Concentrations of heavy metals and selenium in tissues and some foods of walrus (Odobenus rosmarus rosmarus) from the Eastern Canadian Arctic and Sub-Arctic, and associations between metals, age, and gender, Can. J. Aquat. Sci. 51: 426-436.
Warburton, J. and D.J. Seagars, 1993, Heavy metal concentrations in liver and kidney tissues of pacific walrus, Marine Mammals Management, Fish and Wildlife Service, Region 7, Alaska, USFWA Technical Report R7/MMM 93-1.
Notes:
Wagemann & Stewart, '94 use conversion factor of 0.299 for converting dry to wet weight.
Other refs listed on old map: Fay et al. - text only.