1991 GULFWATCH METAL CONCENTRATIONS IN UG/G DRY WEIGHT MASSACHUSETTS Year Station Sample Ag Cd Cr Cu Pb Hg Ni Zn Al Fe % solids 1991 Nahant 1N(A) 0.3 1.4 4.8 15 3.6 0.3 2.7 110 480 13 1991 Nahant 1N(B) 0.31 1.3 4.5 17 3.4 2.8 110 460 14 1991 Nahant 2N(A) 0.18 1.5 4.1 19 3.3 0.3 2.9 120 450 12 1991 Nahant 2N(B) 0.18 1.4 3.9 19 2.9 2.8 110 430 12 1991 Nahant 3N(A) 0.18 1.3 39 210 2.8 0.4 16 120 680 12 1991 Nahant 3N(B) 0.17 1.3 39 230 3.2 16 130 660 12 1991 Nahant 1C(A) 0.32 0.92 17 98 1.9 0 6.3 82 400 18 1991 Nahant 1C(B) 0.3 0.91 17 100 2 6.3 80 370 18 1991 Nahant 2C(A) 0.25 1 2.4 9.2 2 0 1.6 91 370 16 1991 Nahant 2C(B) 0.25 1 2.2 9 2.3 1.5 88 350 17 1991 Nut Island 1N(A) 2.4 1.2 2.2 12 4.4 0.4 1.4 140 360 12 1991 Nut Island 1N(B) 2.5 1.2 2.1 12 3.9 1.3 140 360 12 1991 Nut Island 2N(A) 4.2 1.2 26 150 4.6 0.4 9.3 110 470 12 1991 Nut Island 2N(B) 4.1 1.3 25 150 4.7 9.1 110 470 12 1991 Nut Island 3N(A) 4.2 1 4 16 6.4 0.4 1.7 120 410 12 1991 Nut Island 3N(B) 4.7 1.1 3.8 18 5.3 2.1 130 460 12 1991 Nut Island 1C(A) 0.56 0.88 14 14 2.9 0 5 110 320 14 1991 Nut Island 1C(B) 0.56 0.97 15 18 3.2 5 110 320 14 NEW HAMPSHIRE Year Station Sample Ag Cd Cr Cu Pb Hg Ni Zn Al Fe % solids 1991 Shapleigh Island 1N(A) 0.07 1.8 7.9 31 5 0.4 3.4 130 560 8.5 1991 Shapleigh Island 1N(B) 0.18 1.7 8.1 30 5 3.4 130 555 8.7 1991 Shapleigh Island 1C(A) 0.19 1.4 9 57 3.6 0.4 3.6 140 500 12 1991 Shapleigh Island 1C(B) 0.17 1.3 8.5 57 3.4 3.3 150 490 12 1991 Shapleigh Island 2C(A) 0.13 1.4 17 76 3.6 0.3 2.8 120 470 12 1991 Shapleigh Island 2C(B) 0.14 1.5 16 71 3.8 2.5 130 470 12 1991 Shapleigh Island 3C(A) 0.1 1.4 7.7 34 3.6 0.3 3.4 140 570 12 1991 Shapleigh Island 3C(B) 0.13 1.4 7.8 34 3.9 3.5 140 580 12 1991 Little Harbor 1N(A) 0.82 2.7 9 45 5 0.5 4.1 270 330 7.6 1991 Little Harbor 1N(B) 0.98 2.6 8.9 46 5.4 4.2 270 330 7.8 MAINE Year Station Sample Ag Cd Cr Cu Pb Hg Ni Zn Al Fe % solids 1991 Boothbay Harbor 1N(A) 0.08 0.83 1 13 11 0.2 0.9 170 300 16 1991 Boothbay Harbor 1N(B) 0.16 0.83 0.94 12 9.7 0.93 170 300 16 1991 Boothbay Harbor 2N(A) 0.05 1.6 1 12 42 0.3 1 230 310 9.1 1991 Boothbay Harbor 2N(B) 0.04 1.5 1 12 43 1 230 400 9.2 1991 Boothbay Harbor 3N(A) 0.05 1.1 1.4 16 7.4 0.3 1.6 190 230 14 1991 Boothbay Harbor 3N(B) 0.05 1.1 1.3 15 8.8 1.4 190 240 13 1991 Linekin Bay 1N(A) 0.02 1.6 1.5 11 1.4 0 1.6 140 190 14 1991 Linekin Bay 1N(B) 14 1991 Linekin Bay 2N(A) 0.03 1.4 1.2 10 1.8 0 1.2 120 190 16 1991 Linekin Bay 2N(B) 0.04 1.4 1.2 10 1.6 1.2 120 190 17 1991 Linekin Bay 3N(A) 0.02 1.2 1 8 2 0 1.2 120 180 14 1991 Linekin Bay 3N(B) 0.02 1.2 1.2 7.8 2 1.1 120 180 15 1991 Linekin Bay 1C(A) 0.03 0.79 0.7 7.3 0.8 0 1 89 200 16 1991 Linekin Bay 1C(B) 0.03 0.82 0.7 7.4 0.9 1 87 200 16 1991 Linekin Bay 2C(A) 0.03 0.87 0.8 8 1.1 0 1.1 93 190 15 1991 Linekin Bay 2C(B) 0.03 0.95 0.8 8.4 1.2 1 97 190 15 1991 Linekin Bay 3C(A) 0.04 0.78 0.6 7.3 1.1 0 0.9 86 200 16 1991 Linekin Bay 3C(B) 0.06 0.79 0.7 7.4 1.3 0.9 85 210 16 1991 Seal Cove 1N(A) 0.03 2.3 1.8 7.6 1.8 0 1.5 77 230 12 1991 Seal Cove 1N(B) 0.03 2.3 2 8.2 1.8 1.7 79 240 12 1991 Seal Cove 2N(A) 0.01 2.2 2 6.8 0.8 0 1.5 78 200 11 1991 Seal Cove 2N(B) 0.01 2.3 1.9 7.1 1.1 1.7 75 220 11 1991 Seal Cove 3N(A) 0.03 1.7 1.2 7.8 0.8 0 1.1 86 210 14 1991 Seal Cove 3N(B) 0.03 1.7 1.2 7.7 0.7 1.1 85 210 14 1991 Seal Cove 1C(A) 0.07 0.69 0.5 8.1 0.5 0 0.95 69 200 19 1991 Seal Cove 1C(B) 0.86 0.5 8.2 0.6 0.94 69 200 19 1991 Seal Cove 2C(A) 0.11 0.77 0.6 6.4 0.6 0 0.97 71 220 18 1991 Seal Cove 2C(B) 0.05 0.83 0.5 6.9 0.6 0.97 73 220 18 1991 Seal Cove 3C(A) 0.07 0.69 0.51 7.7 0.4 0 1 70 200 19 1991 Seal Cove 3C(B) 0.75 0.53 6.8 0.51 0.69 66 180 19 1991 Southwest Harbor 1N(A) 0 1.4 1.8 11 3.6 0 2 120 390 11 1991 Southwest Harbor 1N(B) 1.5 1.8 9.6 3.5 1.9 110 370 11 1991 Southwest Harbor 2N(A) 0 1.6 1.4 7.9 3.6 0 1.6 110 270 11 1991 Southwest Harbor 2N(B) 1.6 1.3 7.5 3.6 1.5 110 270 11 1991 Southwest Harbor 3N(A) 0.01 1.2 1 10 2.7 0 0.9 100 240 13 1991 Southwest Harbor 3N(B) 0.01 1.2 1 9.8 2.4 1 110 250 13 1991 Southwest Harbor 1C(A) 0.02 0.54 0.7 9.5 1.1 0 0.8 75 230 20 1991 Southwest Harbor 1C(B) 0.02 0.52 0.7 9.2 1 0.7 75 230 20 1991 Southwest Harbor 2C(A) 0.02 0.6 0.77 12 1.2 0 0.8 64 230 20 1991 Southwest Harbor 2C(B) 0.03 0.6 0.8 12 1.2 0.8 65 230 19 1991 Southwest Harbor 3C(A) 0 0.45 0.61 7 1 0 0.74 63 250 20 1991 Southwest Harbor 3C(B) 0.54 0.68 8.3 1.1 0.78 63 240 20 NEW BRUNSWICK Year Station Sample Ag Cd Cr Cu Pb Hg Ni Zn Al Fe % solids 1991 Hospital Island 1P(A) 0.04 2.1 2.4 13 1.4 0 2.2 110 610 15 1991 Hospital Island 1P(B) 0.04 2 2.7 13 1.8 2.7 110 660 15 1991 Hospital Island 2P(A) 0.07 1.4 1.2 6.8 0.5 0 1.1 54 240 15 1991 Hospital Island 2P(B) 0.07 1.4 1.1 6.9 0.4 1.1 52 230 15 1991 Hospital Island 1N(A) 0.15 0.96 2.9 15 0.5 0 1.7 77 240 14 1991 Hospital Island 1N(B) 0.15 0.97 2.9 15 0.4 1.7 76 250 14 1991 Hospital Island 2N(A) 0.23 1 1.4 7.6 0.2 0 1.1 65 250 18 1991 Hospital Island 2N(B) 0.33 1 1.5 8.2 0.3 1.1 66 240 18 1991 Hospital Island 3N(A) 0.25 1 1.7 8.5 0.3 0 1.2 76 300 16 1991 Hospital Island 3N(B) 0.22 1 1.5 8.5 0.3 1.2 76 300 16 1991 Hospital Island 1C(A) 0.08 0.77 0.89 7.2 0.1 0 0.81 60 190 21 1991 Hospital Island 1C(B) 0.83 0.83 7.7 0.1 0.78 58 190 21 1991 Hospital Island 2C(A) 0.14 1 1.3 9.2 0.2 0 1.1 66 240 20 1991 Hospital Island 2C(B) 0.13 0.97 1.2 8.7 0.2 1 66 250 20 1991 Hospital Island 3C(A) 0.13 0.9 1 7.1 0.1 0 0.93 65 270 19 1991 Hospital Island 3C(B) 0.13 0.88 1 7 0.1 0.91 64 260 19 1991 St. Croix 1C(A) 0.04 1.4 2 8.1 1 0 1.5 83 450 4.7 1991 St. Croix 1C(B) 0.04 1.4 1.9 7.5 1 1.4 79 420 5 1991 St. Croix 2C(A) 0.04 1.3 2.5 9.2 1 0 2.1 87 430 15 1991 St. Croix 2C(B) 0.04 1.3 2.3 9.1 0.7 2 88 440 15 1991 St. Croix 3C(A) 0.06 1.2 2.3 8.1 0.5 0 1.6 69 400 15 1991 St. Croix 3C(B) 0.06 1.3 2.5 8.9 0.5 1.7 73 420 15 NOVA SCOTIA Year Station Sample Ag Cd Cr Cu Pb Hg Ni Zn Al Fe % solids 1991 Annapolis Causeway 1P(A) 0.02 1.1 1.7 8.5 0.9 0 1.5 60 490 13 1991 Annapolis Causeway 1P(B) 0.02 1 2.4 8.4 0.8 1.6 60 470 13 1991 Annapolis Causeway 1N(A) 0.1 1.6 2.4 15 0.98 0 2 100 580 18 1991 Annapolis Causeway 1N(B) 1.5 2.5 15 0.92 2 100 560 18 1991 Annapolis Causeway 1C(A) 0.02 1.1 1.6 13 0.7 0 1.3 77 510 19 1991 Annapolis Causeway 1C(B) 0.02 0.99 1.6 12 0.6 1.4 76 500 19 1991 Annapolis Causeway 2C(A) 0.03 1.1 1.9 11 0.7 0 1.4 73 390 19 1991 Annapolis Causeway 2C(B) 0.02 1.2 1.5 11 0.8 1.2 74 400 19 1991 Thornes Cove 1N(A) 0.41 2.1 6.04 1.49 0 1.62 17.8 86.7 1991 Thornes Cove 1N(B) Sample: # refers to the composite #. In 1991 there was a maximum of 3 composites (20 mussels / composite) per station "Sample: the letter (P,C orN) refers to the type of sample. C=caged, P=preset and N=indigenous." Sample: the letter in brackets refers to replicate measurements on the same composite