Calidris maritima – PIBYDD DU – Principally a winter visitor
Earlier records are summarised in Purple Sandpiper 1994
In some bird reports, a distinction is made between the dates of overwintering birds, and those passing through. See the individual reports for details.
| Year | Last | First | Notes |
| 1990 | 7 May | 18 July | Up to 24 at Skomer in Nov |
| 1991 | 9 May | 12 Aug | Max 7 Skomer in Oct and 7 Skokholm in Nov. |
| 1992 | 28 April | 20 July | max. 33 Skomer 10th Apr |
| 1993 | 8 May | 6 July | max 22 Skomer 19 Mar |
| 1994 | 18 May | 29 July | Max 23 Skomer on 23 Nov |
| 1995 | 3 May | 10 Aug | Max 7 in Jan, Sept & Nov |
| 1996 | 7 May | 27 July | Max 24 Skomer in Nov |
| 1997 | 22 Feb | 17 Sept | Max 10 at the Smalls 26 Sept |
| 1998 | 12 May | 10 Aug | BTO non-estuarine coastal survey, Amroth to Cemaes Hd. 11 birds recorded |
| 1999 | 12 May | 3 July | Max 14 Skomer in March |
| 2000 | 26 May | 8 Aug | Max 6 Skokholm in May |
| 2001 | 19 May | 10 Sept | Max 9 Strumble Head in September |
| 2002 | 25 Feb | 2 Aug | Max 7 fishguard Harbour in December |
| 2003 | 6 May | 11 Sept | Max 10 Fishguard Harbour in January |
| 2004 | 2 April | 14 Sept | Max 5 Fishguard Harbour in February |
| 2005 | 1 April | 30 July | Max 10 Ramsey Oct – Dec |
| 2006 | 11 May | August | Max 18 Ramsey Oct – Nov |
| 2007 | May | July | Max 23 Ramsey in October. Interesting record of 12 at sea, 5 miles south of St Ann’s Head on 24 October |
| 2008 | 15 May | 29 Aug | Max 12 Ramsey in February |
| 2009 | May | July | Max 17 Ramsey in September |
| 2010 | May | August | Max 12 on Skomer in May |
| 2011 | April | July | Max 12 Ramsey 26 March |
| 2012 | 9 May | October | Max 21 Skomer in February |
| 2013 | 30 May | 28 Aug | Max 7 Broadhaven in February |
| 2014 | 13 May | 13 Aug | Max 9 Fishguard outer breakwater in February |
| 2015 | 12 April | 9 Aug | Max 18 Skomer in March |
| 2016 | 24 Feb | Max 7 Fishguard outer breakwater in February | |
| 2017 | 13 May | 5 Sept | Max 45 on the Smalls in April |
| 2018 | 5 May | 21 Aug | Max 40 Skomer in April |
| 2019 | March | October | Max 7 Skokholm in October |
| 2020 | March | 24 July | Max 10 Monkstone in December |
Records extracted from the Pembrokeshire Bird Reports, which may contain more detail than shown here.
