MERCURY COMPOUNDS
Snowy Egret (Egretta thula)
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
MERCURY COMPOUNDS | 2002: 20.45, 2003: 36.38 µg/g ww | Feather concentration | Not Reported | Nestling | 2002: 9, 2003: 7, 2004: 5 | Lahontan Reservoir | Toxicity Factor Datasets | USA |
MERCURY COMPOUNDS | LCRS: 2.67, reference site: 0.30 µg/g ww | Blood concentration | Nestling | LCRS: 6, reference: 4 | LCRS: Carson Lake & Lahontan Reservoir; Reference site: Ruby Lake & Humboldt River | Toxicity Factor Datasets | USA | |
MERCURY COMPOUNDS | 2002: 0.68, 2003: 0.71, 2004: 0.67 µg/g ww | Blood concentration | Not Reported | Nestling | 2002: 21, 2003: 32, 2004: 25 | Humboldt River | Toxicity Factor Datasets | USA |
MERCURY COMPOUNDS | 2002: 6.66, 2003: 8.50 µg/g ww | Feather concentration | Not Reported | Nestling | 2002: 9, 2003: 7, 2004: 5 | Humboldt River | Toxicity Factor Datasets | USA |
MERCURY COMPOUNDS | LCRS: 30.64, reference site: 7.77 µg/g ww | Feather concentration | Nestling | LCRS:14, reference: 14 | LCRS: Carson Lake & Lahontan Reservoir; Reference site: Ruby Lake & Humboldt River | Toxicity Factor Datasets | USA | |
MERCURY COMPOUNDS | See citation Table 3 | Blood chemistry | Not Reported | Nestling | See citation | Lahontan Reservoir & Humboldt River | Toxicity Factor Datasets | USA |
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
MERCURY COMPOUNDS | See citation Figure 1 | Liver concentration | NR | Not Reported | 26 | Illinois River Valley | Toxicity Factor Datasets | USA |
MERCURY COMPOUNDS | 2002: 0.82, 2003: 0.86, 2004: 0.76 µg/g ww | Liver concentration | NR | Nestling | 2002: 9, 2003: 7, 2004: 5 | Humboldt River | Toxicity Factor Datasets | USA |
MERCURY COMPOUNDS | 1997: 0.60, 1998: 1.20 µg/g ww | Stomach concentration | Both Adults and Juveniles | 1997: 4, 1998: 6 | Lahontan Reservoir | Toxicity Factor Datasets | USA | |
MERCURY COMPOUNDS | 2002: 1.87, 2003: 2.46, 2004: 1.78 µg/g ww | Kidney concentration | NR | Nestling | 2002: 9, 2003: 7, 2004: 5 | Lahontan Reservoir | Toxicity Factor Datasets | USA |
Brown Pelican (Pelecanus occidentalis)
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
ARSENIC COMPOUNDS, MERCURY COMPOUNDS, POLYCHLORINATED DIBENZO-P-DIOXINS, SELENIUM COMPOUNDS | no effect | half-peak coefficient of variation (HPCV) in DNA content vs. reference samples | Not Reported | Chick | 15 | Ferry Slip Island and South Pelican Island (33deg59'N,77deg57'W) | Toxicity Factor Datasets |
Double-crested Cormorant (Phalacrocorax auritus)
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
DDD (4,4'-), DDE (4,4'-), DDT (4,4'-), DIELDRIN, HEPTACHLOR EPOXIDE, HEXACHLOROBENZENE, MERCURY COMPOUNDS, POLYCHLORINATED BIPHENYLS | 95% | percent of eggs lost or broken before hatching in contaminated colonies | Not Reported | Embryo | 235 eggs | Lake Huron | Toxicity Factor Datasets |
DDD (4,4'-), DDE (4,4'-), DDT (4,4'-), DIELDRIN, HEPTACHLOR EPOXIDE, HEXACHLOROBENZENE, MERCURY COMPOUNDS, POLYCHLORINATED BIPHENYLS | 23.9% thinner | eggshell thickness compared with pre-1947 eggshells in contaminated colonies | Not Reported | Embryo | 18 eggs | Lake Huron | Toxicity Factor Datasets |
DDD (4,4'-), DDE (4,4'-), DDT (4,4'-), DIELDRIN, HEPTACHLOR EPOXIDE, HEXACHLOROBENZENE, MERCURY COMPOUNDS, POLYCHLORINATED BIPHENYLS | 2.4% | mean hatching success in contaminated colonies | Not Reported | Embryo | 331 eggs | Lake Huron | Toxicity Factor Datasets |
DDD (4,4'-), DDE (4,4'-), DDT (4,4'-), DIELDRIN, HEPTACHLOR EPOXIDE, HEXACHLOROBENZENE, MERCURY COMPOUNDS, POLYCHLORINATED BIPHENYLS | 0.06-0.11 (1972); 0.3 (1973) | fledging success (young/nest) in contaminated colonies | Not Reported | Embryo | 42 (1973)-66 (1972) nests | Lake Huron | Toxicity Factor Datasets |
Deer Mouse (Peromyscus maniculatus)
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
MERCURY COMPOUNDS | increase and decrease | decreased swimming ability, increased time for mouse to leave circle in center of field, decreased number of lines crossed and increased number of backward movements compared to a reference site | Male | Adult | 7 - 14 animals | Bird Island, Great Salt Lake | Toxicity Factor Datasets |
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
CADMIUM COMPOUNDS, LEAD COMPOUNDS, MERCURY COMPOUNDS, POLYCHLORINATED BIPHENYLS, SELENIUM COMPOUNDS | no effect | incidence of liver and kidney histopathologies was not related to contaminant concentrations | Not Reported | Not Reported | 26 animals | salt marsh, San Pablo and San Francisco Bays | Toxicity Factor Datasets |
California Sea Lion (Zalophus californianus)
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|---|
CADMIUM COMPOUNDS, DDT (Technical Grade Mixture), MERCURY COMPOUNDS, POLYCHLORINATED BIPHENYLS | increase | incidence of kidney histopathological lesions in "sick" or dead animals compared to "healthy" animals, consistent with diagnosis of leptospirosis | Male | Adult | 2-8/group | Toxicity Factor Datasets | 5 - 9 yr |
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
BROMINE COMPOUNDS, CADMIUM COMPOUNDS, COPPER COMPOUNDS, IRON COMPOUNDS, MANGANESE COMPOUNDS, MERCURY COMPOUNDS, SELENIUM COMPOUNDS, SILVER COMPOUNDS, ZINC COMPOUNDS | increase | incidence of premature parturition correlated with different metal concentrations and ratios | Both Male and Female | Both Adults and Juveniles | 10/group | Toxicity Factor Datasets |
Mallard duck (Anas platyrhynchos)
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
DDE (4,4'-), LEAD COMPOUNDS, MERCURY COMPOUNDS | decreased @ 40 ppm DDE | eggshell thickness versus controls | Female | Adult | 10/group | Toxicity Factor Datasets | Laboratory | |
DDE (4,4'-), LEAD COMPOUNDS, MERCURY COMPOUNDS | decreased with both treatments | eggshell thickness versus controls | Female | Adult | 10/group | Toxicity Factor Datasets | Laboratory | |
MERCURY COMPOUNDS | 2.5 (carcass); 1.25 (egg); 23.7 (kidney) ppm, wet wt | mercury residues in whole carcass, egg contents, and kidneys | Female | Adult | 10/group | Toxicity Factor Datasets | Laboratory |
Western Grebe (Aechmophorus occidentalis)
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
MERCURY COMPOUNDS | positive correlation | Hg concentration in brain correlation with P and K concentrations in blood | Not Reported | Adult | 11 birds | Clear Lake, Tule Lake, Eagle Lake | Toxicity Factor Datasets | Lake, Lassen, Siskiyou |
MERCURY COMPOUNDS | 0.001 (Clear Lake), 0.16 (Tule Lake) | productivity (young to adult ratios) at study locations | Not Reported | Adult | 13 birds, Clear Lake; 5 birds, Tule Lake | Clear Lake, Tule Lake | Toxicity Factor Datasets | Lake, Siskiyou |
Peregrine Falcon (Falco peregrinus)
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
MERCURY COMPOUNDS | review | concentrations in brain and liver associated with mortality (various avian species) | Not Reported | Not Reported | Not Reported | Toxicity Factor Datasets | Laboratory | |
MERCURY COMPOUNDS | review | concentrations in eggs associated with reduced reproduction (various avian species) | Not Reported | Not Reported | Not Reported | Toxicity Factor Datasets | Laboratory |
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
AROCLOR 1248, AROCLOR 1254, AROCLOR 1260, DDE (4,4'-), DDT (4,4'-), MERCURY COMPOUNDS | no effect | eggshell thickness compared to pre-1947 reference eggs | Female | Adult | 9 eggs | urban nest sites | Toxicity Factor Datasets |
Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
DDE (4,4'-), MERCURY COMPOUNDS, POLYCHLORINATED BIPHENYLS | 2.4-25.0 (DDE); 0.5-10.6 (PCBs); 0.2-4.2 (Hg) | residues in eggs (ppm, wet wt) | Female | Adult | 5 eggs (from 5 nests) | Gulf of California | Toxicity Factor Datasets | MEXICO |
DDE (4,4'-), MERCURY COMPOUNDS, POLYCHLORINATED BIPHENYLS | +2 to 16% | percent eggshell thinning compared to pre-1947 reference eggs | Female | Adult | 5 eggs (from 5 nests) | Gulf of California | Toxicity Factor Datasets | MEXICO |