Henley on Thames, UK 19th July 2017. The Queens Swan Uppers and The Queens Swan Marker David Barber arrive at Henley on Thames on the third day of the swan census. Swan Upping is an annual 5 day swan census which dates back 800 Swan Uppers weigh and measure the cygnets and check them for any signs of injury, commonly caused by fishing hooks and line. :Credit claire doherty Alamy/Live News.

---

Size: 4497px × 2998px
Photo credit: © claire doherty / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: annual, barbour, bird, census, ceremony, conservation, cygnet, david, management., marking, monitoring, mute, navigation, ornithology, protection, river, royal, swan, swans, thames, traditional, uppers, upping, watching, waterbird, waterfowl, wildlife