ML75305031
作者
Robert Dobbs 该用户提供的媒体文件
日期
地点
Crowley Wastewater Treatment Plant (restricted access)
Acadia, Louisiana, United States
该地点产生的媒体文件 配图名录- 年龄
- 未说明
- 性别
- 未说明
观察细节
Continuing--discovered on YRARF trip 03 Nov. Fem/imm-type. Obs for 5 min at dist of ca. 50 m. Initially alone w/ no other ducks nearby, diving regularly, on one of smaller SE ponds; later flew to big pond. Small-med sized duck, w/ notably plump appearance in flight. Back and upper wing generally uniformly brownish, on water and in flight. White flanks conspicuous on water and in flight. Rel. small, dark-gray bill. Unique head pattern w/ dark brownish crown/nape and paler brownish supraloral line, lower cheek and neck contrasting w/ broad, whitish mask that tapered to a point behind eye.
技术信息
- 型号
- NIKON D80
- ISO
- 400
- 焦距
- 300 mm
- 闪光
- Flash did not fire
- 光圈
- f/5.0
- 快门速度
- 1/2500 sec
- 尺寸
- 2400 pixels x 1607 pixels
- 原始文件大小
- 440.4 KB