Aythya collaris – Hwyaden Dorchog – Vagrant
Earlier records are summarised in Ring-necked Duck 1994
2000 – Female Skomer 1-2 May (JGB et al); 1st w female Penberi Res 11 Nov – 14 Dec (PKG, LL, OR et al)
2001 – 1st w female Heathfield G P from 20-27 Jan, when it was joined by an ad male and 2 ad females. All remained until 16 Mar. The original female was seen on 17 Mar, access was then curtailed by foot and mouth precautions until 13 Aug, when she was still present, remaining until 15 Sept, absent then until reappearing on 21 Oct and staying until the end of the year. (SEB, M-YP et al).
2002 – The long staying female, which first appeared on 20 Jan 2001, was present at Heathfield G.P. Jan – 10 Apr (MY-P et al) and a female at Marloes Mere 10 Apr (KJSD, SD) was possibly the same bird.
2008 – A male at Bosherston on 30 Nov (DM) was the only record.
2012 – an immature Ring-necked Duck on North Pond, Skomer, from the 8th November, Relocated at Marloes Mere on the 28th, again remaining until the spring.
2013 – male Ring-necked Duck at Marloes Mere
2019 – Immature male first seen on Skokholm 20 Nov (R. Brown, G. Eagle), then at Marloes Mere 27 Dec until the end of the year (DJ Astins, B. Southern et al).
Souce – Pembrokeshire Bird Reports