DICROTOPHOS

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Birds, Terrestrial birds, Passeriformes, American Robin (Turdus migratorius)

Citation:

Monitoring exposure of passerines to acephate, dicrotophos, and malathion using cholinesterase reactivation.

Author(s)
Maul, J.D. and Farris, J.L.
Issue
4
Volume
73
Chemical Endpoint Value Endpoint Description Sample Size Location Type Countries
DICROTOPHOS 12 d post application: 1.99; 24 d: 1.17 Total plasma cholinesterase activity 12 d: 1; 24 d: 6 Poinsett County and Wapanocca Nation Wildlife Refuge Toxicity Factor Datasets USA
DICROTOPHOS 12 d post application: 0.31; 24 d: 0.26 Total plasma acetylcholinesterase activity 12 d: 1; 24 d: 6 Poinsett County and Wapanocca Nation Wildlife Refuge Toxicity Factor Datasets USA

Mallard duck (Anas platyrhynchos)

Citation:

Subacute dietary toxicities of dicrotophos and dieldrin in time-replicated trials with young ring-necked pheasants and mallards

Author(s)
Hill, E.F.
Pages
105-120
Publisher
American Society for Testing and Materials
Year
Chemical Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Age-Specific Lab
DICROTOPHOS 101.8 (coeff. of variation = 21.6%) 5 day dietary LC50 Not Reported Juvenile 8-10/dose Toxicity Factor Datasets 5 days Laboratory
DICROTOPHOS decreased @ 55 and 145 ppm consumption of treated diet compared with controls Not Reported Juvenile 8-10/dose Toxicity Factor Datasets 5 days Laboratory
DICROTOPHOS 506.7 (coeff. of variation = 40.3%) 5 day dietary LC50 Not Reported Juvenile 8-10/dose Toxicity Factor Datasets 10 days Laboratory
Citation:

Bioconcentration of organophosphorus pesticides to hazardous levels by amphibians

Author(s)
Hall, Russell J. and Elizabeth Kolbe
Pages
853-860
Year
Issue
4
Volume
6
Chemical Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Age-Specific Lab
DICROTOPHOS 0% @ 5 mg/L percent mortality Not Reported Juvenile 4-5/dose Toxicity Factor Datasets 2 weeks old Laboratory
DICROTOPHOS 70.1% @ 5 mg/L brain acetylcholinesterase activity compared with controls Not Reported Juvenile 4-5/dose Toxicity Factor Datasets 2 weeks old Laboratory
Citation:

Recovery of brain and plasma cholinesterase activities in ducklings exposed to organophosphorus pesticides

Author(s)
Fleming, James W.
Pages
215-229
Year
Volume
10
Chemical Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Age-Specific Lab
DICROTOPHOS 63% maximal brain acetylcholinesterase activity inhibition compared to control (4 hrs post-dose) Not Reported Juvenile 4/group Toxicity Factor Datasets 1 day old Laboratory
DICROTOPHOS, FENTHION 68-78% maximal brain acetylcholinesterase activity inhibition compared to control (after 3 days treatmentt) Not Reported Juvenile 4/group Toxicity Factor Datasets 1 day old Laboratory
Citation:

Recovery of cholinesterase activity in mallard ducklings administered organophosphorus pesticides

Author(s)
Fleming, W. James and Steven P. Bradbury
Pages
885-897
Year
Volume
8
Chemical Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Age-Specific Lab
DICROTOPHOS 42.8% (5.4 SE) brain cholinesterase inhibition compared with controls Not Reported Juvenile 36/dose Toxicity Factor Datasets 14 d Laboratory
Citation:

Effect of age on sensitivity: Acute oral toxicity of 14 pesticides to mallard ducks of several ages

Author(s)
Hudson, R.H., R.K. Tucker and M.A. Haegele
Pages
556-561
Year
Volume
22
Chemical Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Age-Specific Lab
DICROTOPHOS 6.17 (3.33-11.4), 7.03 (5.30-9.31), 6.73 (5.53-8.19), 4.14 (3.33-5.16) LD50's determined at ages 36 hr, 7 d, 30 d, and 6 mos, respectively (95% CI in parenth.) Both Male and Female Juvenile 5 Toxicity Factor Datasets 36 hr, 7 d, 30 d, or 6 mos Laboratory
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OEHHA California Office of Environmental Health Hazard Assessment