Incompatible Insect Technique mosquito suppression

Names and classification

Record type

intervention

Kauaʻi occurrence and status

Recorded state

Available, active, proposed or context-dependent

Conservation interventions

Action definition

Suppress invasive mosquito reproduction to reduce avian-malaria transmission

Mechanism of action

Release reproductively incompatible male mosquitoes so matings do not produce viable offspring

Prerequisites

Regulatory approval; mass rearing; distribution logistics; genetic/quality control; monitoring

Implementation context

Target forest-bird landscapes such as Kōkeʻe/Alakaʻi; repeated releases as designed

Expected outcomes

Lower mosquito abundance and lower avian-malaria transmission risk

Monitoring design

Mosquito abundance; incompatible-male ratio; egg hatch; bird infection/survival

Unintended consequences

Operational uncertainty; community acceptance; need to verify suppression and disease response

Implementation limits

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

Sources and further reading

• https://dlnr.hawaii.gov/blog/2025/02/14/nr25-23/
• https://dlnr.hawaii.gov/dofaw/fw-announcements/kauai/mosquito-updates/

Connected Atlas records

• Invasive mosquitoes & avian malaria · Threats & Conservation