1). 1971 St Mary's, male, shot, 2nd January, ringed at Queenstown, New Brunswick, Canada, on 22nd August 1970.
(F. R. Smith and the Rarities Committee, British Birds 65: 328; M. Grantham, Birding World 17 (12): 527, photo).
2). 1971 Great Pool, Tresco, male, 1st June onwards, going into eclipse plumage and thus becoming indistinguishable from other Teal.
(F. R. Smith and the Rarities Committee, British Birds 65: 328).
3). 1975 Big Pool, St Agnes, male, 1st to 10th May; same, Porth Hellick Pool, St Mary's, 14th to 22nd May.
(J. N. Dymond and the Rarities Committee, British Birds 69: 330).
4). 1979 Porth Hellick Pool, St Mary's, male, 11th December to at least 16th January 1980.
(M. J. Rogers and the Rarities Committee, British Birds 73: 499).
5). 1985 Porth Hellick, St Mary's, first-winter male, 23rd October to 21st November.
(M. J. Rogers and the Rarities Committee, British Birds 79: 535).
6). 1993 Lower Moors then Porth Hellick Pool, St Mary's, male, 21st February to 25th March.
(P. J. Robinson, Isles of Scilly Bird Report 1993: 16).
7). 1994 Great Pool, Tresco, first-year male, 4th December to January 1995; same, St Mary's 19th to 20th March 1995; same, Tresco, 3rd April 1995.
(P. J. Robinson, Isles of Scilly Bird Report 1994: 17; P. J. Robinson, Isles of Scilly Bird Report 1995: 19).
8). 1995 Great Pool, Tresco, male, 11th November to 17th December.
(P. J. Robinson, Isles of Scilly Bird Report 1995: 19).
9). 1995 Great Pool, Tresco, male, 6th December to 23rd March 1996; same, 26th April to 8th May 1996.
(P. J. Robinson, Isles of Scilly Bird Report 1995: 19; P. J. Robinson, Isles of Scilly Bird Report 1996: 21).
10). 1996 Porth Hellick Pool, St Mary's, male, 24th December to 2nd May 1997; same, St Agnes, 1st January 1997; same, Tresco, 17th January 1997; presumed returning individual.
(P. J. Robinson, Isles of Scilly Bird Report 1996: 21; P. J. Robinson, Isles of Scilly Bird Report 1997: 21).
11). 1997 Tresco then Lower Moors and Porth Hellick Pool, St Mary's, male, 22nd October to 22nd December; presumed returning individual.
(P. J. Robinson, Isles of Scilly Bird Report 1997: 21).
12.0). 1998 Lower Moors and Porth Hellick Pool, St Mary's, adult male, 28th February to 2nd May; presumed returning individual.
(M. S. Scott, Isles of Scilly Bird Report 1998: 15; M. S. Scott, Isles of Scilly Bird Report 1999: 38; Flood, Hudson & Thomas, 2007: plate 4).
12.1). 1998 Lower Moors and Porth Hellick Pool, St Mary's, adult male, 2nd December to 26th March 1999, photo; also seen on Great Pool, Tresco; presumed returning individual.
(M. S. Scott, Isles of Scilly Bird Report 1998: 15; M. S. Scott, Isles of Scilly Bird Report 1999: 38; Flood, Hudson & Thomas, 2007: plate 4).
13). 1999 Great Pool, Tresco, male, 26th October to 11th November.
(M. S. Scott, Isles of Scilly Bird Report 1999: 38).
14). 1999 Porth Hellick Pool, St Mary's, eclipse male, 26th to 29th October.
(M. S. Scott, Isles of Scilly Bird Report 1999: 38).
15). 1999 Lower Moors, St Mary's, three, immature males, 4th to 6th November; two males to 1st December; one, Porthloo, 4th December; same, Tresco, one, 5th December; same, Porth Hellick Pool, male, 21st December to 14th April 2000.
(M. S. Scott, Isles of Scilly Bird Report 1999: 38; R. L. Flood, Isles of Scilly Bird and Natural History Review 2000: 42-43).
18). 2002 Porth Hellick Pool, St Mary's, male, 25th to 27th May, photo.
(Birding World 15 (5): 190, photo; R. L. Flood, Isles of Scilly Bird and Natural History Review 2002: 51, plate 5; Flood, Hudson & Thomas, 2007: plate 4).
19). 2009 Lower Moors, St Mary's, first-winter male, 23rd to 24th November; same, Porth Hellick Pool, St Mary's, 29th November and 1st December.
(D. Hudson, Isles of Scilly Bird and Natural History Review 2009: 30).
20). 2014 Great Pool and Abbey Pool, Tresco, male, 20th October to 3rd November, again, 23rd November.
(P. Sterry, Isles of Scilly Bird and Natural History Review 2014: 44).
21). 2015 Simpson's Field and Great Pool, Tresco, male, 21st March to 28th April, photo.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2015: 42).
22). 2019 Newford Duck Pond, 1CY, male, 4th to 27th October, again, 16th November, photo, DNA analysis.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2019: 66).
23.0). 2023 Lower Moors, St Mary's, juvenile male, 12th October, photo.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2023: 48).
24). 2023 Lower Moors, St Mary's, another, juvenile male, 22nd October, photo; same, Porth Hellick Pool, St Mary's, 29th October, photo.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2023: 48).
25). 2023 Big Pool, St Agnes, adult male, 8th November.
(C. Cillia, Isles of Scilly Bird and Natural History Review 2023: 48).
23.1) 2024 Shooters' Pool, St Mary's, male, 10th February to 6th April, photo; presumed returning individual.
(C. Cilia, Isles of Scilly Bird and Natural History Review 2024: 75, photo).