As of today, peak season now, through ~August 31. Earth Exhibit tracks the live conditions and flags it the moment it is on.
Millions of alkali or brine flies (primarily Ephydra hians) aggregate along Mono Lake shorelines each warm season, forming dense crawling mats and airborne swarms that feed on algal films.
The spectacle is driven by lake chemistry, shoreline habitat and daily temperature cycles, and is ecologically important as food for migratory and resident birds.
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 |
|---|
| South Tufa Area (Mono Lake Tufa State Natural Reserve) |
| North Shore - Panum Crater / North Boat Ramp Overlooks |
| + 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.