Gateway on Pesticide Hazards and Safe Pest Management

Updates from the Daily News Blog

Honey Bee Queens' Exposure to Pesticides Weaken Reproductive Success and Colony Development
April 9, 2020

Bee Larvae Adversely Affected by Mix of Pesticides and Inert Ingredients
February 6, 2014

Studies Find that Pesticides Cause Brain Damage in Bees
March 29, 2013

Unprecedented Pesticide Contamination Found in Beehives
March 30, 2010

Bee Die-Offs Linked to Pesticide Mixtures, Window of Exposure
November 3, 2009

Research Shows Wide Array of Pesticide Exposures to Bees
September 2, 2008

Pesticide Exposure Linked to Asthma in Farmers
September 18, 2007

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Coumaphos

General Information

• Product Names:

  CO-RAL emulsifiable livestock insecticide (Bayer)
  Checkmite+ bee hive pest control strip (Bayer)
  Corathon (Bayer) formulated with Diazinon
  Y-Tex CO-RAL livestock dust (Y-Tex)
  Balcom zipcide cattle dust bag (Chem-Tech LTD.)
  Shaker duster (Ritepack Inc.)

• Chemical Class: Organophosphate
• Uses: fleas grubs and ticks on cattle sheep goats horses and swine
• Alternatives: Organic agriculture
• Beyond Pesticides rating: Toxic

Health and Environmental Effects

• Cancer: Not documented
• Endocrine Disruption: Not documented
• Reproductive Effects: Yes (8)
• Neurotoxicity: Not documented
• Kidney/Liver Damage: Yes (8)
• Sensitizer/ Irritant: Yes (8)
• Birth/Developmental: Not documented
• Detected in Groundwater: Yes (8)
• Potential Leacher: Yes (8)
• Toxic to Birds: Yes (8)
• Toxic to Fish/Aquatic Organisms: Yes (8)
• Toxic to Bees: Yes (85)

Additional Information

• Regulatory Status:
  • EPA Reregistration Eligibility Decision (RED). 1996.
• Studies:
• Coumaphos exposure and incident cancer among male participants in the Agricultural Health Study (AHS).. Christensen CH, Platz EA, Andreotti G, et al. 2010. Environ Health Perspect. 118(1):92-6