Přispěvatel
James W. Beck Média od tohoto přispěvatele Profil
Datum
Lokalita
Algiers
Orleans, Louisiana, United States
Média z této lokality Rozšířený seznam druhů- Věk
- Nespecifikováno
- Pohlaví
- Nespecifikováno
Podrobnosti k pozorování
MASSIVE flock of frigatebirds originally found and reported by Steve Liffmann around 1713, reported originally as "100's". An additional post by Liffmann an hour later indicated a marked increase in numbers, thought to be near 1,000. I joined Liffmann at his residence in Algiers and together we recorded footage and obtained still images of roughly 800 individuals along the Mississippi River. There were continuous waifs of frigatebirds moving along the river for at LEAST 1/3 of a mile. Individuals were estimated by counting by 10's. Links to videos: https://www.youtube.com/watch?v=zfn2vLNc3-w https://www.youtube.com/watch?v=3k33K0qiA4E&t=15s https://www.youtube.com/watch?v=15ydkrmezJk
Technické informace
- Model
- HTCD200LVW
- ISO
- 160
- Ohnisková vzdálenost
- 3.1 mm
- Blesk
- Flash did not fire, auto
- Clonové číslo
- f/2.4
- Expoziční čas
- 1/40 sec
- Rozměry
- 1280 pixels x 998 pixels
- Původní velikost souboru
- 387.12 KB