Ross's Goose
Anser rossii
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderAnseriformes
- FamilyAnatidae (Anàtids)
- GenusAnser (Anserinis)
- SpeciesAnser rossii (Ross's Goose)
Closest Relatives at Yellowstone National Park
Snow Goose
Anser caerulescens
Canada Goose
Branta canadensis
Mallard
Anas platyrhynchos
Lesser Scaup
Aythya affinis
Common Merganser
Mergus merganser
Barrow's Goldeneye
Bucephala islandica
Bufflehead
Bucephala albeola
Trumpeter Swan
Cygnus buccinator
American Wigeon
Mareca americana
Anas cyanoptera
Spatula cyanoptera
Ring-necked Duck
Aythya collaris
Ruddy Duck
Oxyura jamaicensis
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
| # | Park | Country | Probability |
|---|---|---|---|
| 1 | Joshua Tree National Park | 🇺🇸 United States | |
| 2 | Death Valley National Park | 🇺🇸 United States | |
| 3 | Yellowstone National Park | 🇺🇸 United States | |
| 4 | Channel Islands National Park | 🇺🇸 United States | |
| 5 | Glacier National Park | 🇺🇸 United States | |
| 6 | Wadden Sea National Park | 🇩🇪 Germany | |
| 7 | Shenandoah National Park | 🇺🇸 United States | |
| 8 | Jasper National Park | 🇨🇦 Canada | |
| 9 | Elk Island National Park | 🇨🇦 Canada | |
| 10 | Cumbres de Monterrey National Park | 🇲🇽 Mexico | |
| 11 | Sequoia and Kings Canyon National Parks | 🇺🇸 United States | |
| 12 | Great Smoky Mountains National Park | 🇺🇸 United States | |
| 13 | Grand Teton National Park | 🇺🇸 United States |
Quick answers
What are the chances of seeing a Ross's Goose in Yellowstone National Park?
About 0% of visitor-days record a Ross's Goose sighting in Yellowstone National Park, based on 13 observer-days of citizen-science data from GBIF.
When is the best time to see Ross's Goose in Yellowstone National Park?
September has the highest sighting rate for Ross's Goose in Yellowstone National Park in our monthly data.