ML552479751
Contributor
Bill Tollefson Media from this contributor Profile
Date
Location
Iowa River--Power Co. Dam
Johnson, Iowa, United States
Media from this location Illustrated Checklist- Age and sex
- Immature Unknown sex - 1
- Behaviors
- Flying
Observation details
Initially identified this as an immature Herring Gull, but am thinking it may be a Lesser Black-backed Gull based on pale uppertail coverts and dark upper wing. Feedback on photos posted to iNaturalist indicates LBBG based on broad black tail band
Technical information
- Model
- NIKON D5
- Lens
- 200.0-500.0 mm f/5.6
- ISO
- 1000
- Focal length
- 650 mm
- Flash
- Flash did not fire
- f-stop
- f/8.0
- Shutter speed
- 1/2500 sec
- Dimensions
- 1956 pixels x 1304 pixels
- Original file size
- 1.53 MB