Cayman: MRCU Ramps Up Response to Mosquito Emergence
Dr Alan Wheeler, Director Mosquito Research & Control Unit While you’ll likely notice improvements in the next few days, another spike is likely mid-month due to the recent rainfall. The black salt marsh mosquito (Aedes taeniorhynchus) – the main species…
Cayman: Mosquito Numbers Return to Acceptable Levels
The Mosquito Research and Control Unit (MRCU) is pleased to confirm that mosquito numbers have returned to acceptable levels following the predicted increase experienced earlier this month. At the height of the increase, the highest average number of mosquitoes captured in MRCU’s…
Cayman Minister Joins MRCU for Field Surveillance
t was boots-on-the-ground for the Minister of Health, Environment and Sustainability, Hon. Katherine Ebanks-Wilks, as she joined the Mosquito Research and Control Unit (MRCU) in the field to see just what it takes to tackle Cayman’s most persistent pest. The…
Cayman: Mosquito Surge Prompts Immediate Action
From MRCU Expect a noticeable increase in mosquito activity in the coming days, particularly in the West Bay and George Town areas. In response, the MRCU has launched enhanced control operations across Grand Cayman. GRAND CAYMAN, Cayman Islands (9 June…
Cayman: Daytime Mosquito Control Flights Underway
Over the next two weeks, residents may notice the MRCU aircraft flying at low altitude during the day as part of this essential mosquito control activity. GRAND CAYMAN, Cayman Islands (14 May 2025) -The Mosquito Research and Control Unit (MRCU)…
MRCU Highlights Role of Community in Mosquito Control
Everyone has a role to play in reducing mosquito breeding around their homes and communities. GRAND CAYMAN, Cayman Islands (13 May 2025) – The Mosquito Research and Control Unit (MRCU) is joining with the Caribbean Public Health Agency (CARPHA) and…
Cayman: MRCU Teams Tackle Another Mosquito Surge
While mosquito numbers were significantly reduced during last month’s emergence, early signs suggest another event—possibly larger than the last—is developing. GRAND CAYMAN, Cayman Islands (3 May 2025) – Teams from the Mosquito Research and Control Unit (MRCU) are working across…
Cayman: Mosquito Numbers Drop as MRCU Continues Control Efforts
Mosquito numbers increased sharply, reaching a peak of about 70 mosquitoes per trap. GRAND CAYMAN, Cayman Islands (28 April 2025) – The Mosquito Research and Control Unit (MRCU) is committed to keeping mosquito populations as low as possible and we…
Cayman: MRCU Continues Operations as Mosquitoes Emerge
GRAND CAYMAN, Cayman Islands (22 April 2025) – The Mosquito Research and Control Unit (MRCU) will continue both ground and aerial operations this week as data shows more mosquitoes are expected to emerge. This increase in mosquito activity is likely…
Cayman: MRCU Mobilises Ground Fogging as Mosquitoes Rise
GRAND CAYMAN, Cayman Islands (19 April 2025) – The Mosquito Research and Control Unit (MRCU) is sending out five fogging trucks this evening (19 April) to help manage increasing mosquito numbers across Grand Cayman. As we predicted in our earlier…













