Verification of Unusual
Sight Record
For Utah
Rec. # 2020-05
| Common name: |
Western Gull |
| Scientific name: | Larus occidentalis |
| Date: | 01/11/2020 |
| Time: | 10:00 am |
| Length of time observed: | 5 minutes |
| Number: | 1 |
| Age: | 1st winter |
| Sex: | Unknown |
| Location: | Lee Kay Ponds |
| County: | Salt Lake |
| Latilong: | |
| Elevation: | |
| Distance to bird: | 60 ft |
| Optical equipment: | Vortex 10 x 50 |
| Weather: | Cloudy, light wind |
| Light Conditions: | Fair, no sun, but overall decent and consistent lighing |
| Description: Size of bird: | Large gull |
| (Description:) Basic Shape: | Round head, pronounced neck, stocky body |
| (Description:) Overall Pattern: | Grey-brown overall with pink legs, black bill, dark wingtips and tail, white rump. |
| (Description:) Bill Type: | Large and rounded at the tip, all black |
|
(Description:)
Field Marks and Identifying Characteristics: |
Standing near CAGU & ICGU for comparison, very large gull with pink legs, overall light grey-brown with some mottling; bill was large, black and had a rounded tip. In flight it had a noticeable white rump. |
| Song or call & method of delivery: | |
| Behavior: | Mostly standing, then took flight. |
| Habitat: | Flooded field near landfill |
| Similar
species and
how were they eliminated: |
Larger than most other gull species. Darker overall with dark wingtips eliminated GLGU & GWGU. Large rounded, black bill and white rump key distinctions from HERG. It also appeared lighter than other juvenile Herring Gulls that were present. |
| Previous
experience with this & similar species: |
Seen similar bird in same area 2-3 years ago. Also seen in California. |
| References consulted: | Various online and written books on gull ID. |
| Description from: | Notes taken at the time of the sighting |
| Observer: | Ian Batterman |
| Observer's address: | 8538 S. Harvard Park Dr |
| Observer's e-mail address: | ** |
| Other observers who independently identified this bird: | |
| Date prepared: | 1/12/2020 |
| Additional material: | |
| Additional comments: |