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Ring-Billed Gull
| Scientific Name: Larus delawarensis | Family: Laridae | Order: Charadriiformes |
| Size: 18 inches. One of the smaller gulls | Range: Throughout U.S. Shifts to the South in the winter | Habitat: "Widespread. From waterfronts to cities, parking lots, etc." |
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Photo 1 of 12. Location: Tampa Bay. Date: 2006-12-30
Photo 2 of 12. Location: Tampa Bay. Date: 2006-12-30
Photo 3 of 12. Location: Ocean - Morro Bay. Date: 2014-01-18
Looks to be a first winter gull. Ring-bills are two-year gulls so there's only one full year on non-adult plumage.
Photo 4 of 12. Location: Ocean - Morro Bay. Date: 2012-01-14
I believe the black tail spots are indicative of a second year bird.
Photo 5 of 12. Location: Tampa Bay. Date: 2006-12-30
Photo 6 of 12. Location: Avila Beach. Date: 2008-12-26
That yellow iris is indicative of a Ring-bill.
Photo 7 of 12. Location: Ocean - Morro Bay. Date: 2014-01-18
Photo 8 of 12. Location: Morro Bay. Date: 2014-01-20
Photo 9 of 12. Location: Hayward Shoreline. Date: 2012-02-21
Photo 10 of 12. Location: Tampa Bay. Date: 2006-12-31
Photo 11 of 12. Location: Morro Rock. Date: 2004-01-19
These gulls can be very difficult to identify down to the species level
Photo 12 of 12. Location: Hayward Shoreline. Date: 2012-02-21
