Birding at Old Faithful Geyser: What You'll See Each Week
In November, the birds most often reported at Old Faithful Geyser are Common Raven (88%), Brewer's Blackbird (46%), and Mountain Bluebird (45%). It is busiest in spring, when 34 species turn up on at least 1 in 20 checklists, and species counts peak in mid July (41 species). 120 species have been reported here across 1,258 complete checklists from 1,023 birders.
Species by week
Number of species reported on at least 5% of complete checklists, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.
Common Raven88% of checklists here vs 25% statewide: 3.5×
Frequency is the share of complete checklists at this location that listed the bird, 2016–2025. Busy places report more of everything, and the weekly chart counts species on at least 5% of checklists so a few stray reports do not inflate it. How to read it.