As of today, next: July 2, 2026. Earth Exhibit tracks the live conditions and flags it the moment it is on.
Small marine polychaete worms (commonly identified as Odontosyllis enopla in Bermuda) rise to the surface on select nights in summer and perform synchronized mating displays.
Males emit bright green-blue light while spinning in tight surface spirals to attract females, producing brief, spectacular pulses visible from boats or shore.
Where to see it
A taste of where to see it. The full map, exact coordinates and the best timing for each spot live in the app.
| Viewing spots |
|---|
| Cooper's Island Nature Reserve shoreline |
| Hamilton Harbour / Fleet anchorage (tour departure point) |
| + 1 more spot, with exact coordinates and timing, in the app → |
This is the short version
This page shows a taste. The app has the full list of where to see this, the exact timing, and live conditions for 1,000+ natural phenomena worldwide, so you know the moment one is genuinely worth the trip.