As of today, in season, building toward peak (~August 10). Earth Exhibit tracks the live conditions and flags it the moment it is on.
Many Caribbean reef-building corals along the Florida Reef Tract reproduce by synchronized broadcast spawning.
Different species spawn on predictable nights tied to the lunar cycle, most commonly in April-May and again in August-September, producing short multi-night mass-release events used by researchers for gamete collection and restoration.
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 |
|---|
| Molasses Reef (representative mooring buoy) |
| Looe Key (representative mooring buoy) |
| + 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.