Monthly Notables October 2015
- Bonaparte's Gull (adult). St. John's, Newfoundland. 02 October 2015.
- Yellow-legged Gull (adult). St. John's Newfoundland. 03 October 2015.
- Sabine's Gull (juvenile). Essex County, Ontario. 03 October 2015.
- Glaucous Gull (juvenile). St. Louis County, Minnesota. 03 October 2015.
- Early. Likely a new state "early arrival" record.
- Thayer's Gull (adult type). Lake County, Illinois. 02 October 2015
- Black-legged Kittiwake (juvenile). Chittenden County, Vermont. 05 October 2015.
- Great Black-backed Gull (2nd cycle). Barrow, Alaska. 06 October 2015.
- California Gull (2nd cycle). Ottawa County, Michigan. 06 October 2015.
- Little Gull (juvenile). Barton County, Kansas. 07 October 2015.
- Franklin's Gull (1st cycles - 6). Catawba County, North Carolina. 13 October 2015.
- Mew Gull (1st cycle). Weld County, Colorado. 14 October 2015.
- Black-tailed Gull (adult). Ketchikan Gateway County, Alaska. 17 October 2015.
- Iceland Gull (juvenile). Ketchikan Gateway County, Alaska. 17 October 2015.
- Apparent Kumlien's Gull. See photos.
- Little Gull (1st cycle). Moultrie County, Illinois. 18 October 2015.
- Iceland Gull (1st cycle). Rockingham County, New Hampshire. 18 October 2015.
- Black-headed Gull (adult). Baltimore County, Maryland. 24 October 2015.
- Reoccuring. This is the 6th consecutive year this individual (aka "Popcorn") returns to the Hunt Valley Mall parking lot.
- Belcher's Gull (adult type) - Probable. San Diego County, California. 24 October 2015.
- A report of a fly-by bird from 3 observers with the same description of what was seen in the field. Observation time was 90 seconds of the gull flying south over the Pacific Ocean, 200 yards offshore. Field marks described eliminate Heermann's Gull. No photos obtained.
- Coincidentally, the last Belcher's that was found in the United States was in San Diego County. That bird continued for 5 months (03 August 1997 - 02 January 1998). This is the only accepted Belcher's Gull in the ABA area where there is no ambiguity regarding subspecies.
- Slaty-backed Gull (adult). Pierce County, Washington. 29 October 2015.
- Black-headed Gull (adult). Washington County, Rhode Island. 31 October 2015.