TABLE 3.

Concentrations of metals in eggs collected in 2012 from the New York/New Jersey Harbor estuary as a function of location. Given are means ± SE. Comparisons are made with Kruskal-Wallis 1-Way ANOVA, yielding an X2 statistic. All values are in ng/g (ppb dry weight.) NS=Not significant

Species	N	Arsenic	Cadmium	Chromium	Lead	Mercury	Selenium
		mean ± SE	mean ± SE	mean ± SE	mean ± SE	mean ± SE	mean ± SE
Canada Goose
South Brother	7	21.8 ± 14.0	6.7 ± 2.4	52.6 ± 19.5	313 ± 72.6	16.7 ± 3.1	1529 ± 192
Mill Rock	3	118 ± 79.7	3.1 ± 1.3	76.3 ± 5.4	837 ± 587	11.0 ± 1.5	1200 ± 115
X2 Comparison		NS	NS	NS	NS	NS	NS
Herring Gull
South Brother	9	81.1 ± 17.3	3.8 ± 1.3	67.4 ± 15.3	49.7 ± 39.0	794 ± 74.9	1742 ± 132
Mill Rock	10	20.7 ± 12.0	5.5 ± 1.9	113 ± 35.7	40.3 ± 23.9	1420 ± 236	2360 ± 124
Hoffman	10	143.3 ± 50.1	7.3 ± 1.6	95.6 ± 34.9	162 ± 57.5	474 ± 80.7	1720 ± 98
Swinburne	10	20.0 ± 13.3	2.1 ± 0.6	26.0 ± 4.3	245 ± 152.2	237 ± 38.6	1630 ± 84
Litte Egg	10	24.2 ± 16.7	7.8 ± 1.6	122 ± 24.6	186 ± 136.1	615 ± 159	1652 ± 128
X2 Comparison		15.4 (0.004)	11.8 (0.02)	17.2 (0.002)	10.2 (0.04)	26.5 (<0.0001)	16.6 (0.002)
Great Egret
South Brother	1	0.2	0.0	32.0	0.2	433	2400
Mill Rock	5	9.7 ± 5.8	4.2 ± 0.8	223 ± 33.3	6.1 ± 3.9	848 ± 208	3500 ± 521
Great Black-backed Gull
S Brother	11	159 ± 42.8	4.5 ± 1.7	55.3 ± 16.0	62.7 ± 22.5	1049 ± 172	2164 ± 112
Double-crested Cormorant
South Brother	10	4.1 ± 3.3	6.9 ± 1.7	79.6 ± 17.4	11.0 ± 7.4	1094 ± 167	2830 ± 105
Black-crowned Night Heron
South Brother	5	1.8 ± 1.6	3.9 ± 1.8	53.8 ± 16.8	370 ± 141	1835 ± 468	3520 ± 297
Mill Rock	5	9.1 ± 6.2	10.4 ± 7.9	26.6 ± 5.9	54.1 ± 34.0	981 ± 331	3920 ± 334
X2 Comparison		NS	NS	NS	3.0 (0.08)	NS	NS