DIMETHOATE
Birds, Terrestrial birds, Passeriformes, American Robin (Turdus migratorius)
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|
| DIMETHOATE | Control: 2708; treated: 2009 u/L | Blood serum cholinesterase activity | NR | Adult | Control: 16; treated: 24 | Sherbrooke, Quebec | Toxicity Factor Datasets | CANADA |
| DIMETHOATE | Control: 1712; treated: 1116 u/L | Blood serum cholinesterase activity | NR | Juvenile | Control: 9; treated: 5 | Sherbrooke, Quebec | Toxicity Factor Datasets | CANADA |
| DIMETHOATE | Control: 28.9; treated: 32.3 u/L | Brain serum cholinesterase activity | NR | Adult | Control: 3; treated: 3 | Sherbrooke, Quebec | Toxicity Factor Datasets | CANADA |
| DIMETHOATE | Treated: 9.5 | Brain serum cholinesterase activity | NR | Juvenile | Treated: 1 | Sherbrooke, Quebec | Toxicity Factor Datasets | CANADA |
| DIMETHOATE | 18% | Egg mortality | B | Embryo | 41 nests | Sherbrooke, Quebec | Toxicity Factor Datasets | CANADA |
| DIMETHOATE | No effect except treatments up to d 3 (decreased) | Mean eggs laid | B | Embryo | See citation | Sherbrooke, Quebec | Toxicity Factor Datasets | CANADA |
| Chemical | Endpoint Value | Endpoint Description | Life Cycle Stage | Sample Size | Location | Type | Countries | Lab |
|---|---|---|---|---|---|---|---|---|
| DIMETHOATE | 2.00 ng/g ww ± 1.6 | Egg concentration | Embryo | 8 | Colorado River Delta | Toxicity Factor Datasets | MEXICO | Laboratory |
Mourning Dove (Zenaida macroura)
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| AZINPHOS-METHYL (GUTHION), DIMETHOATE, ENDOSULFAN, METHYLPARATHION, PARATHION, PERMETHRIN, THIRAM, ZIRAM | decreased in conventional orchards | daily survival rates | Not Reported | Nestling | 29 conventional nests | York Springs, Adams Co. | Toxicity Factor Datasets |
| AZINPHOS-METHYL (GUTHION), DIMETHOATE, ENDOSULFAN, METHYLPARATHION, PARATHION, PERMETHRIN, THIRAM, ZIRAM | decreased in conventional orchards | hatching success | Not Reported | Nestling | 29 conventional nests | York Springs, Adams Co. | Toxicity Factor Datasets |
| AZINPHOS-METHYL (GUTHION), DIMETHOATE, ENDOSULFAN, METHYLPARATHION, PARATHION, PERMETHRIN, THIRAM, ZIRAM | no effect | numbers of eggs laid or number of fledglings produced | Not Reported | Both Adults and Juveniles | 29 conventional nests | York Springs, Adams Co. | Toxicity Factor Datasets |
Song Sparrow (Melospiza melodia)
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|
| DIMETHOATE | 34% (27% SD) | mean reduction in blood serum cholinesterase activity compared to untreated | Male | Adult | 15-20 sparrows | Christmas tree farms; Sherbrooke, Quebec | Toxicity Factor Datasets | CANADA |
| Chemical | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| DIMETHOATE | significant reduction of mean daily activity levels (perch hopping) | Not Reported | Not Reported | 7 treated; 7 control | Toxicity Factor Datasets | CANADA | Laboratory | |||
| DIMETHOATE | 3.4 | weight loss (3.4 g over experiment period; controls gained 0.43 g) | g | Not Reported | Not Reported | 7 treated; 7 control | Toxicity Factor Datasets | CANADA | Laboratory |
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