Are There Ring Billed Gulls in Wyoming?
Yes, ring-billed gulls are migratory visitors to Wyoming, particularly during spring and summer. They concentrate around mountain lakes including Yellowstone Lake, Jackson Lake, and Flaming Gorge Reservoir. These gulls are common at high-elevation water bodies and moderately common around lower-elevation reservoirs. Fall migration brings returning birds south through the state.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 20, 2026.
Ring-billed Gull · Elizabeth Petersen CC BY
Ring-billed Gull · Daniel S. Katz CC BY
Ring-billed Gull · Public domain CC0
- 1
- species recorded
- 17,333
- GBIF records
- 6
- birding hotspots
- September, July, June
- peak months
Yes, ring billed gulls are in Wyoming. Next you'll want:
Real sighting data, source iNaturalist
193 verified observations on iNaturalist of ring billed gull have been recorded in Wyoming, most often in September, July, June.
When ring billed gull are recorded in Wyoming
Yes, ring-billed gulls are migratory visitors to Wyoming, particularly during spring and summer. They concentrate around mountain lakes including Yellowstone Lake, Jackson Lake, and Flaming Gorge Reservoir. These gulls are common at high-elevation water bodies and moderately common around lower-elevation reservoirs. Fall migration brings returning birds south through the state.
Where Ring Billed Gulls Are Found in Wyoming
Ring-billed gulls in Wyoming are primarily associated with larger water bodies at varying elevations. Yellowstone Lake and the Yellowstone River system host significant populations during breeding and migration seasons. Jackson Lake and the surrounding Grand Teton area provide excellent habitat. Flaming Gorge Reservoir on the Utah border supports substantial numbers. Fontenelle Reservoir and Seedskadee National Wildlife Refuge in southwestern Wyoming attract reliable populations. Buffalo Bill Reservoir near Cody concentrates good numbers during appropriate seasons. Bighorn Lake and various mountain reservoirs throughout the Absaroka and Wind River ranges host smaller populations. Lower elevation reservoirs including Pathfinder Reservoir and Seminoe Reservoir occasionally attract birds. Desert basin reservoirs and large ponds throughout eastern Wyoming may have occasional visitors. CheckWyoming wildliferesources for detailed information about water-based habitats. Seethe Ring Billed Gull guide for Wyomingfor more.
Seasons and Timing in Wyoming
Ring-billed gulls are primarily seasonal visitors to Wyoming with distinct timing patterns. Spring migration brings northbound birds from April through June as they move toward Arctic breeding grounds. Early arrivals often appear by late March at ice-free areas. Summer populations from June through August concentrate around suitable water bodies, particularly mountain lakes. Some birds remain through summer to feed on productive aquatic resources. Fall migration dominates from August through October as birds move southward. Peak fall numbers typically occur in September and early October. Winter sightings are rare, with most birds moved south. Seasonal abundance depends on ice-out timing and water availability. Weather patterns and climate fluctuations influence presence significantly. Best viewing occurs during spring and fall migration periods.
How to Identify Ring Billed Gulls
Ring-billed gulls are medium-sized gulls measuring approximately 19 to 20 inches in length. Adults display white bodies with pale gray backs and wings, contrasting with black wing tips featuring white spots. The defining field mark is the bold black ring encircling the bright yellow bill near its tip. Yellow-green legs and feet are characteristic. Breeding adults show clean head patterns, while winter birds display brownish streaking on the head and nape. First-year birds appear mottled gray and brown overall with dark tail bands. Their bills are pinkish with dark tips. Second-year birds show intermediate plumage. Flight reveals white flashing on wings. They are buoyant swimmers and graceful in flight. Vocalizations include sharp, yapping calls distinctive among Wyoming gulls.
Where to Find Ring Billed Gulls in Wyoming
Specific Wyoming locations offer reliable ring-billed gull viewing opportunities. Yellowstone Lake, particularly areas around Fishing Bridge and Pelican Valley, hosts excellent populations during summer months. Grand Teton and Jackson Lake areas provide scenic viewing opportunities with predictable birds. Flaming Gorge Reservoir on the Wyoming-Utah border attracts reliable numbers particularly in spring and fall. Fontenelle Reservoir near Fort Green supports consistent populations during migration. Seedskadee National Wildlife Refuge offers accessible observation areas and interpretation. Buffalo Bill Reservoir near Cody provides good spring and fall opportunities. Lower elevation reservoirs including Pathfinder and Seminoe attract birds during migration periods. Early morning hours and calm water conditions optimize observation success. Binoculars greatly enhance identification and behavior observation. VisitWyoming's wildlife hubfor comprehensive location information and visitor resources.
Typical Behavior and Habits
Ring-billed gulls display dynamic social behaviors and impressive feeding abilities. They congregate in flocks, particularly during migration, sometimes numbering in the hundreds. These are skilled swimmers and capable divers pursuing small fish underwater. Wyoming lakes provide productive feeding grounds supporting active foraging behavior. Diet consists primarily of small fish, aquatic invertebrates, and insects. Mountain lake populations focus heavily on native fish species when available. They rest on open water during midday periods. Morning and afternoon hours see increased feeding activity. Communication within flocks involves various calls and vocalizations. Roosting behavior involves assembling on open water for nighttime security. Migration movements often occur during early morning departure times. These intelligent birds demonstrate purposeful, organized behaviors reflecting detailed ecological adaptation.
Coexistence and Safety
Ring-billed gulls are protected under the Migratory Bird Treaty Act and cannot be legally captured, harmed, or killed without federal permits. They pose no safety threats to humans and typically avoid close contact. These birds are not inherently aggressive and maintain natural distance from people. Avoid feeding gulls to prevent dependency and habituation issues. Keep waterfront areas clean and dispose of fish and food remains properly. No disease transmission between ring-billed gulls and humans occurs through casual contact. Contact with gull droppings is unlikely during normal observation at appropriate distance. In Yellowstone and national recreation areas, follow regulations protecting wildlife. These gulls indicate healthy aquatic ecosystems and provide ecological benefits. Learn aboutWyoming wildlifeconservation practices and protection requirements.
Similar Species and Confusion
Several gull species can be confused with ring-billed gulls in Wyoming. California gulls, common in the West, are similar-sized with darker eyes and red and black bill markings. Ring-billed gulls have yellow bills with black rings. Herring gulls are larger with heavier bills and different proportions. Ring-billed gulls are smaller and more delicate. Mew gulls are noticeably smaller with darker bills and different leg coloring. Franklin's gulls occasionally appear inland but are smaller with distinctive face masks. Bonaparte's gulls are much smaller with daintier features. Young California gulls resemble young ring-billed gulls but mature into different adult plumage. Careful observation of bill patterns and body proportions aids identification. Comparing multiple birds in mixed flocks provides excellent learning opportunities.
Frequently Asked Questions
When do ring-billed gulls breed in Wyoming? Some pair up and nest around Yellowstone Lake and other suitable areas during spring and summer. Most breeding occurs in northern Great Lakes regions. What is the best time to see ring-billed gulls in Wyoming? Spring and summer months, particularly May through August, offer peak viewing opportunities. Do ring-billed gulls stay in Wyoming all year? They're primarily migratory. Most depart in late fall. A few lingering individuals might appear if water remains ice-free. Where is the best Wyoming location for viewing ring-billed gulls? Yellowstone Lake provides the most reliable and scenic viewing opportunity.Find more about Wyoming's ring-billed gullson our wildlife information guide.
Plan your trip
Best time to see ring billed gull in Wyoming: September, July, June
See the month-by-month sighting calendar.
Plan your ring billed gull sighting in Wyoming
17,333 verified ring billed gull records have been logged in Wyoming, most recently in 2026. See the GBIF records.
Where to look in Wyoming
- Bighorn Canyon National Recreation Area · Wildlife Watching, Birdwatching · Find hotels
- Devils Tower National Monument · Wildlife Watching, Birdwatching · Find hotels
- Fossil Butte National Monument · Wildlife Watching, Birdwatching · Find hotels
- Grand Teton National Park · Wildlife Watching, Birdwatching · Find hotels
- Yellowstone National Park · Wildlife Watching, Birdwatching · Find hotels
- California National Historic Trail · Find hotels
- Wyoming Hereford Ranch · 274 species recorded
- Hutton Lake NWR · 235 species recorded
- Laramie River Greenbelt Trail · 232 species recorded
- Wyoming Hereford Ranch Reservoir #1 · 229 species recorded
- Lions Park (Cheyenne) · 228 species recorded
- McManamen Park · 228 species recorded
Birding hotspots via eBird (Cornell Lab).
Recent ring billed gull sightings
- Beck & Alkali Lakes · 2026-07-20 11:05 · 65 seen
- LAK Reservoir area · 2026-07-20 07:53 · 1 seen
- W Entrance Rd, Yellowstone National Park US-WY 44.64157, -110.87668 · 2026-07-19 11:50 · 1 seen
- Green River--Scotts Bottom Nature Area · 2026-07-19 08:13 · 2 seen
- Wyoming Hereford Ranch Reservoir #1 · 2026-07-19 07:28 · 1 seen
More wildlife in Wyoming