- Nuisance Wildlife Control Operator Exclusion and Habitat Modification Flashcards

What is the minimum recommended gauge of hardware cloth for excluding raccoons?

Answer: 14-gauge or heavier

14-gauge or heavier is required because raccoons have sufficient strength to tear lighter materials.

How far should the horizontal footer of an L-shaped buried mesh barrier extend outward?

Answer: 24 inches or more

A minimum 24-inch horizontal footer prevents burrowing animals from digging underneath the barrier.

What type of one-way exclusion device is MOST appropriate for squirrels exiting a soffit opening?

Answer: A cone or funnel-shaped device with wire mesh tube

A cone/funnel device allows squirrels to push through and exit but prevents re-entry due to the narrowing funnel shape.

Which habitat modification is MOST effective at reducing bird feeding opportunities that attract nuisance wildlife?

Answer: Removing bird feeders or using wildlife-resistant designs with seed catch trays

Removing feeders or upgrading to wildlife-resistant designs eliminates the food subsidy attracting nuisance species.

What is the correct height for a chimney cap to prevent wildlife entry while maintaining proper draft?

Answer: At least 5 inches above the flue tile with appropriate mesh screening

Chimney caps should extend at least 5 inches above the flue tile with appropriate mesh to exclude wildlife while maintaining draft.

When should tree branches be trimmed as part of wildlife exclusion?

Answer: Branches within 6-8 feet of the roof should be trimmed to eliminate wildlife bridge access

Branches within 6-8 feet provide jumping or climbing access for squirrels and raccoons.