Thank you for the sightings.
Common Redshank Z4 was ringed on 20-Sep-2020. This is its 10th sighting, including 3 from you.
Common Greenshank B2 was ringed on 20-Sep-20 as well. It has been reported a few times in Shenzhen Futian Nature Reserve and 6 times at Mai Po since Jan.
Pied Avocet J7 is an old bird ringed on 13-Dec-2011, it is now more than 11 years old. It has been reported wintering at Mai Po most years.
Your sighting is first for this season (2020-21).
Pied Avocet blue-over-yellow S68 was ringed by researchers of Beijing Normal University in Nanpu, Hebei, China. It was ringed as an adult on nest on 5-Jun-20. It is carrying a GPS-tracker and was reported earlier in Shenzhen in Feb. I'll pass the sighting to them.
Katherine
Waterbirds Ringing Group
