Bti mosquito larval control

Names and classification

Record type

intervention

Kauaʻi occurrence and status

Recorded state

Available, active, proposed or context-dependent

Conservation interventions

Action definition

Reduce mosquito larvae in treated landscape and complement adult/reproductive suppression

Mechanism of action

Apply mosquito-specific Bacillus thuringiensis israelensis to larval habitat

Prerequisites

Mapped treatment area; aerial/ground delivery; environmental compliance; repeat timing

Implementation context

Alakaʻi forest-bird habitat and other approved mosquito-control areas

Expected outcomes

Reduced adult mosquito emergence and disease-vector abundance

Monitoring design

Larval indices; adult abundance; treatment coverage; bird disease metrics

Unintended consequences

Requires repeat application; effectiveness depends on larval habitat coverage and weather

Implementation limits

Implementation status, cost and efficacy must be tied to a dated place/program record.

Sources and further reading

• https://dlnr.hawaii.gov/dofaw/fw-announcements/kauai/mosquito-updates/

Connected Atlas records

• Invasive mosquitoes & avian malaria · Threats & Conservation