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Rodenticides
Prepared by Tyler Bogardus

Rodenticides.jpg

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Safety Concerns

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  • Personal Protection Equipment

    • Always adhere to label requirements of the product being used.

    • Usually long sleeves, gloves, eye protection

  • Non-Target Concerns

    • Adhere to label regarding non-targets

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Diphacinone-50 Label

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Brodifacoum-25D Label

Bait Station

  • Usually set in grids

    • For Ramik: Must extend a minimum of 225 meters in all directions for rats beyond the boundary of the resource being protected. Stations 25-50 meters apart.

  • Pros: 

    • Limits Non-target direct exposure

    • Better weather resistance

  • Cons

    • Bulky

    • Bait gets heavy and need to carry out old bait

    • Can be difficult to secure on un-even slope

    • Bait Palatability issues

    • Cost

    • Poison

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Moldy Ramik after 6 weeks

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Language from Ramik Label

Aerial or Ground Broadcast

  • Aerial Broadcast Pros:

    • Can cover larger area

    • Remote or otherwise inaccessible areas

    • Costs can be reduced with larger area

    • Don’t need network of trails

  • Aerial Broadcast Cons:

    • Non-Targets

    • Helicopter costs

    • Public perception

    • Poison

    • Weather dependence

    • Expensive/specialized equipment

  • Hand Broadcast Pros:​

    • Can apply to sensitive areas with good control

  • Hand Broadcast Cons:

    • Non-Targets

    • Labor can be expensive

    • Bait can be heavy

    • Need network of trails

    • Poison

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Aerial Broadcast application

Conservation Use in Hawaiʻi

  • Ramik

    • Special Local Needs Label (SLN)

    • Government conservation agencies and their authorized representatives only

    • Restricted Use Pesticide, certified applicators only

    • Bait station use only

  • Diphacinone-50

    • Federal Label

    • USDA APHIS, NPS, and USFWS use only

    • Restricted Use Pesticide, certified applicators only

    • Aerial or ground broadcast, bait stations, burrow baiting, canopy baiting.

  • Ditrac

    • Federal Label

    • USDA APHIS, NPS, USFWS and State Natural Resource use only

    • Restricted Use Pesticide, certified applicators only

    • Aerial or ground broadcast, bait stations, burrow baiting, canopy baiting.

  • Brodifacoum-25D

    • Federal Label

    • USDA APHIS, NPS, and USFWS use only

    • Restricted Use Pesticide, certified applicators only

    • Aerial or ground broadcast, bait stations, burrow baiting, canopy baiting.

Other Options

  • ContraPest Rodent Birth Control

    • No current conservation label

    • Experimental Use Permit project to be completed August 2018

    • Currently bait station use only and liquid bait

    • Less/no impacts to Non-targets

    • Restricted Use Pesticide, certified applicators only

ContraPest station in the field

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D-50 in canopy bag

D-50 pellets

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Ramik Label

Ditrac D-50 Label

Other Options
Conservation Use in Hawaiʻi
Aerial or Ground Broadcast
Bait Station
Safety Concerns
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