Sightings:
- Short-billed Gull (1st cycle). San Juan County, New Mexico. 04 March 2023.
- Glaucous-winged Gull (adult type). Cuyahoga County, Ohio. 05 March 2023.
- 2nd State Record*.
- Slaty-backed Gull (adult). Clark County, Washington. 06 March 2023.
- Slaty-backed Gull (3rd cycle). St. John's County, Newfoundland. 06 March 2023.
- Continuing from Feb 2023.
- Slaty-backed Gull (2nd cycle). San Mateo County, California. 06 March 2023.
- No longer a state review species, but age noteworthy.
- Great Black-backed Gull (1st cycle x 2). Hancock County, Mississippi. 08 March 2023.
- Review List Species in MS.
- Vega Gull (adult). San Mateo County, California. 09 March 2023.
- Different than the returning adult from last month.
- Common Gull (adult). Lorain County, Ohio. 11 March 2023.
- An intermediate bird, pssb. 2nd State Record.
- Yellow-footed Gull (adult). Monterey County, California. 11 March 2023.
- 1st County Record. Likely the Santa Cruz Co. bird from Dec 2022.
- Ross's Gull (1st cycle). Cook County, Illinois. 11 March 2023.
- 3rd State Record, all from Cook County.
- Ross's Gull (1st cycle). Lake County, Indiana. 11 March 2023.
- 2nd State Record. Same individual from Illinois.
- Slaty-backed Gull (adult). Kent County, Michigan. 11 March 2023.
- Little Gull (adult). Marion County, Indiana. 13 March 2023.
- Black-legged Kittiwake (1st cycle). Volusia County, Florida. 15 March 2023.
- Little Gull (adult). Knox County, Tennessee. 15 March 2023.
- Laughing Gull (1st cycle). Pacific County, Washington. 18 March 2023.
- 10th State Record.
- Common Gull (2 adults). Windham County, Connecticut. 19 March 2023.
- The continuing bird from January joined by a second adult.
- Kumlien's Gull (adult). Sitka County, Alaska.20 March 2023.
- Sabine's Gull (6 adults). San Diego County, California. 21 March 2023.
- Black-headed Gull (adult). Chatham County, North Carolina. 21 March 2023.
- Lesser Black-backed Gull (200*). Chatham County, North Carolina. 21 March 2023.
- Little Gull (adult). Shelby County, Tennessee. 21 March 2023.
- 2nd County Record.
- Sabine's Gull (adult type). Tom Green County, Texas. 27 March 2023.
- Heermann's Gull (4th cycle). Virginia Beach, Virginia. 28 March 2023.
- Presumed Atlantic coast bird, drifting north this month.
- California Gull (adult). Talbot County, Maryland. 28 March 2023.
- Thayer's Gull (adult). Cameron Parish, Louisiana. 29 March 2023.
- Heermann's Gull (2nd cycle). Baltimore County, Maryland. 30 March 2023.
- Now in 2nd alternate, appearing much more like a 3rd cycle.
- Lesser Black-backed Gull (adult - 2). Labrador-Happy V-G Bay County, NL. 31 March 2023.
- 1st March Record for Labrador.
- Glaucous-winged Gull (2nd cycle). Bronx County, New York. 31 March 2023.
- Would be 1st STATE RECORD.
Notes:
- Amazingly, only 2 months after the 1st State Record Glaucous-winged Gull was found in Ohio, Anthony Rodgers found another, this time an adult, less than a half mile away from his first find.
- A mixed flock of 200 Lesser Black-backed Gulls in Chatham County, North Carolina is noteworthy. Trenton Voytko reported ~85% adults, inland at Jordan Lake SRA.