ML366344901
- 年齡
- 未確定
- 性別
- 未確定
觀察細節
Reported from this spot earlier in the day, so we went to try. Holly was able to get a photo of the partial webbing between the middle and outer toes. But we still sent these photos to Lyn Atherton for her thoughts. Per Lyn Atherton: ".....based The Shorebird Guide (O'Brien, Crossley, and Karlson), this must be a Semipalmated Sandpiper because on p. 155 it's stated that "by late summer, most Westerns Sandpipers have replaced virtually all upperparts including tertials and wing coverts but retain a few telltale spots on belly; Semipalmated's always retain coverts, tertials, and some scapulars during fall migration." This individual clearly shows much wear throughout the plumage with many retained, rufous-colored scapulars, tertials, and wing coverts. Additionally, Lyn notes this individuals bill appears relatively thick throughout, with what appears to be a bulbous tip (visible in the first photo), also indicative of Semipalmated Sandpiper. It's relatively long for Semipalmated Sandpiper, so I think this individual was a female......"
技術資訊
- 型號
- Canon EOS 77D
- 鏡頭
- EF300mm f/4L IS USM
- ISO
- 200
- 焦距
- 300 mm
- 閃光
- Flash did not fire
- 光圈值
- f/4.0
- 快門
- 1/1600 sec
- 次方
- 3204 pixels x 2562 pixels
- 原始檔案大小
- 2.54 MB