ML26279861
Contributor
Stephen Gast Media from this contributor Profile
Date
Location
Katy Prairie Conserv.--Mary Manor
Waller, Texas, United States
Media from this location Illustrated Checklist- Age
- Not specified
- Sex
- Not specified
Observation details
This is a minimum count made from analysis of photos of birds in flight. Some additional birds came into the roost after photos were taken. Maximum number could be as high as 2350. Photos attached were taken 2 seconds apart. Birds were flying right to left. Note tower in background as marker, It was estimated that approximately 350 birds crossed that point between the two photos to arrive at estimate of 2100. These birds had all arrived in groups of 30 to 200. They then flushed at 7:38 pm before resettling for the evening.
Technical information
- Model
- Canon EOS 7D Mark II
- ISO
- 2000
- Focal length
- 140 mm
- Flash
- Flash did not fire, auto
- f-stop
- f/6.3
- Shutter speed
- 1/250 sec
- Dimensions
- 5419 pixels x 1566 pixels
- Original file size
- 1.44 MB