1). 1849 Tresco, obtained, 15th May.
(E. H. Rodd, Zoologist 1849: 2498; J. Clark & F. R. Rodd, Zoologist 1906: 302; Penhallurick, 1969).
2). 1925 Tresco, October.
(Tresco Abbey Records; Penhallurick, 1969).
3). 1944 Tresco, seen, 6th May.
(B. H. Ryves, D. Valentine & H. M. Quick, Cornwall Bird Watching & Preservation Society Report 1944: 45; Eds., British Birds 38: 358; Penhallurick, 1969).
4). 1955 St Mary's, immature male, 24th April; same, Tresco, 25th to 28th April; same, St Mary's, late April and for about a month after when shot.
(B. H. Ryves, A. G. Parsons & H. M. Quick, Cornwall Bird-Watching & Preservation Society Report 1955: 36; Penhallurick, 1969).
5). 1961 Porth Hellick Pool, St Mary's, two, adults, 29th April, one, 30th April to 13th May.
(C. M. Swaine and the Rarities Committee, British Birds 55: 568).
7). 1961 Porth Hellick Pool, St Mary's, immature, 30th April to 2nd June.
(C. M. Swaine and the Rarities Committee, British Birds 55: 568).
8). 1965 Abbey Gardens, Tresco, adult, 26th March to 1st April.
(D. D. Harber and the Rarities Committee, British Birds 59: 284).
9). 1970 Lower Moors, St Mary's, adult, 26th April, subsequently up to three adults, two staying until the end of May and one to 6th June, one photo.
(F. R. Smith and the Rarities Committee, British Birds 64: 345, plate 59a; Flood, Hudson & Thomas, 2007: plate 24).
12). 1979 St Agnes, adult, 10th to 11th June.
(M. J. Rogers and the Rarities Committee, British Birds 73: 494; M. J. Rogers and the Rarities Committee, British Birds 74: 457, corr.).
13). 1980 Tresco and Shipman Head, Bryher, immature, 18th September.
(M. J. Rogers and the Rarities Committee, British Birds 74: 457).
14). 1981 Porth Hellick Pool, St Mary's, second-summer, 22nd to 30th April.
(M. J. Rogers and the Rarities Committee, British Birds 75: 486).
15). 1985 Lower Moors and Porth Hellick, St Mary's, juvenile, 11th to 20th October, photo.
(M. J. Rogers and the Rarities Committee, British Birds 79: 530, plates 32 & 33; Flood, Hudson & Thomas, 2007: plate 24).
16). 1985 Lower Moors, St Mary's, adult, 13th October.
(M. J. Rogers and the Rarities Committee, British Birds 80: 522).
17). 1987 Porth Hellick, St Mary's, adult, 1st to 2nd April.
(M. J. Rogers and the Rarities Committee, British Birds 81: 542).
18). 1987 Porth Hellick, St Mary's, another adult, 15th to 30th April.
(M. J. Rogers and the Rarities Committee, British Birds 81: 542).
19). 1990 St Martin's, adult, 17th, 29th March; presumed same, Tresco, 18th March to 9th April.
(M. J. Rogers and the Rarities Committee, British Birds 85: 511).
20). 1990 St Mary's, adult, 17th March to 1st April.
(Birding World 3 (3): 78, photo; M. J. Rogers and the Rarities Committee, British Birds 85: 511).
21). 1990 St Mary's, first-summer, 17th to 18th March.
(M. J. Rogers and the Rarities Committee, British Birds 85: 511).
22). 1990 St Mary's, adult, 19th to 24th March, when dead.
(M. J. Rogers and the Rarities Committee, British Birds 85: 511).
23). 1990 St Mary's, adult, 29th March to 4th April.
(M. J. Rogers and the Rarities Committee, British Birds 85: 511).
24). 1990 St Mary's, adult, 4th April to 2nd May.
(M. J. Rogers and the Rarities Committee, British Birds 85: 511).
25). 1990 St Mary's, adult, 8th April to 13th May.
(M. J. Rogers and the Rarities Committee, British Birds 85: 511).
26). 1990 St Mary's, adult, 24th April to 4th June.
(M. J. Rogers and the Rarities Committee, British Birds 85: 511).
27). 1990 St Mary's, first-summer, 3rd May to 15th June.
(M. J. Rogers and the Rarities Committee, British Birds 85: 511).
28). 1994 St Mary's, adult, 2nd to 4th May.
(M. J. Rogers and the Rarities Committee, British Birds 89: 487).
29). 1995 Lower Moors then Old Town Bay, St Mary's, 6th to 10th May, photo.
(Birding World 8 (5): 165, photo; P. Robinson, Isles of Scilly Bird Report 1995: 17; R. L. Flood, Isles of Scilly Bird and Natural History Review 2006: 41, plate 2; P. A. Fraser and the Rarities Committee, British Birds 100: 750; Flood, Hudson & Thomas, 2007: plate 24).
30). 1996 Porth Hellick Pool, St Mary's, adult, 21st to 22nd April.
(M. J. Rogers and the Rarities Committee, British Birds 90: 459).
31). 1997 Porth Hellick Pool, St Mary's, adult, 11th June.
(M. J. Rogers and the Rarities Committee, British Birds 91: 462).
32). 1999 St Agnes and St Mary's, four adults at least, 9th April to 10th May, one adult to 6th June, one adult photo.
(Birding World 12 (6): 218, photo; M. J. Rogers and the Rarities Committee, British Birds 93: 518; Isles of Scilly Bird Report 1999: photo; Flood, Hudson & Thomas, 2007: plate 24).
36. 1999 St Agnes and St Mary's, first-year, 9th April to 10th May, photo.
(M. J. Rogers and the Rarities Committee, British Birds 93: 518; Flood, Hudson & Thomas, 2007: plate 24).
37). 1999 St Agnes and St Mary's, second-year, 9th April to 10th May.
(M. J. Rogers and the Rarities Committee, British Birds 93: 518).
38). 1999 St Mary's, juvenile, 22nd September to 18th October, photo.
(M. J. Rogers and the Rarities Committee, British Birds 93: 518; Isles of Scilly Bird Report 1999: photo).
39). 2005 Porth Hellick Pool and Lower Moors, St Mary's, first-summer, 20th June to 14th July, photo.
(Birding World 18 (6): 225, photo; R. L. Flood, Isles of Scilly Bird and Natural History Review 2005: 56, plate 4; Flood, Hudson & Thomas, 2007: plates 24 & 25).
40). 2006 Great Pool, Tresco, two, adults, 15th to 16th March.
R. L. Flood, Isles of Scilly Bird and Natural History Review 2006: 40
42). 2006 Porth Hellick Pool, St Mary's, four: two, adults, 15th March, one 18th March, one found dead, 27th March; Watermill/Bar Point, two, 16th March; Newford Duck Pond, three, 17th March, one, 19th March; Porthlow Duck Pond, 17th to 18th and 22nd to 23rd March; Lower Moors, 17th March; High Lanes, 17th March; Porth Mellon, 1st April.
(R. L. Flood, Isles of Scilly Bird and Natural History Review 2006: 40, plate 2).
46). 2006 Bryher, picked up, 19th March, released Tresco, 21st March.
(R. L. Flood, Isles of Scilly Bird and Natural History Review 2006: 40).
47). 2006 Pool Green, St Martin's, adult, found dead, 30th March.
(R. L. Flood, Isles of Scilly Bird and Natural History Review 2006: 40).
48). 2006 St Agnes, first-summer, 16th May.
(R. L. Flood, Isles of Scilly Bird and Natural History Review 2006: 40).
49). 2007 Lower Moors, St Mary's, adult, 13th March; presumed same, Porth Hellick, St Mary's, 15th March to 6th April.
(R. L. Flood, Isles of Scilly Bird and Natural History Review 2007: 41).
50). 2009 Porth Hellick Pool, St Mary's, immature, 11th to 12th June, again, 28th June.
(D. Hudson, Isles of Scilly Bird and Natural History Review 2009: 40).
51). 2009 Trewince, St Mary's, 22nd June; presumed same, Lower Moors, St Mary's, adult, 25th June.
(D. Hudson, Isles of Scilly Bird and Natural History Review 2009: 40).
52). 2011 Porth Hellick, St Mary's, 8th April, two, 10th April.
(P. Sterry, Isles of Scilly Bird and Natural History Review 2011: 52).
54). 2014 Lower Moors, St Mary's, adult, 17th to 19th March; presumed same, Longstone, St Mary's, 20th March.
(P. Sterry, Isles of Scilly Bird and Natural History Review 2014: 53).
55). 2015 Various localitites, St Mary's, St Agnes and Great Pool, Tresco, eight, between 2nd April and 24th June, photo.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2015: 54).
63). 2016 Porth Hellick then Mount Todden, St Mary's, 6th May, photo.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2016: 55, photo).
64). 2017 Porth Hellick/Holy Vale area, adult, 1st May; presumed same, Lower Moors, 1st to 11th May.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2017: 53).
65). 2017 Porth Hellick, St Mary's, 17th to 30th May, three, 23rd May, two, 29th May to 1st June; presumed one of same, St Agnes, adult, 22nd May.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2017: 53).
68). 2017 Porth Hellick, St Mary's, adult, 26th to 27th August; same, Hugh Town, St Mary's, 27th August.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2017: 53).
69). 2018 Porth Hellick, St Mary's, unaged, 18th to 20th April.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2018: 54).
70). 2018 Porth Hellick, St Mary's, juvenile 19th April.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2018: 54).
71). 2019 Porth Hellick, St Mary's, 27th March and 4th to 5th April, photo; same, Watermill, 30th March; same, Pelistry, 31st March.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2019: 112, photo).
72). 2019 Old Town Bay and Standing Stones field, St Mary's, adult, 16th to 20th April.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2019: 112).
73). 2019 Porth Hellick, St Mary's, 3rd to 7th May.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2019: 112).
74). 2019 Porth Hellick/Lower Moors area, 3rd July.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2019: 112).
75). 2020 Hugh Town, St Mary’s, 19th April; presumed same, Lower Moors, St Mary’s, adult, 22nd April.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2020: 93).
76). 2021 Porth Hellick, St Mary's, 3rd June, photo.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2021: 90).
77). 2022 Porth Hellick, St Mary's, 4th June.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2022: 90).
78). 2023 Higher Moors and Porth Hellick, St Mary's, 2nd to 7th April.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2023: 96).
79). 2023 Abbey Road, Tresco, three, 16th April; one of same, Porth Hellick, St Mary's, 17th and 30th April; one of same, Pool Road, Tresco, 23rd April; one of same, Lower Moors, St Mary's, 28th April.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2023: 96).
82). 2023 Porth Mellon, St Mary's, two, 9th May.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2023: 96).
84). 2024 Porth Hellick, St Mary's, two, 13th April; presumed one of same, Hugh Town, St Mary's, 4th May, again, 7th May.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2024: 122).