Scientific: Turdus merula

Cymraeg: Mwyalchen

Common resident and passage migrant and winter visitor.

1983
An influx, mostly males and immatures, 13 noted in Llanelli area, 24 October; 56 counted there, 13 December; 63 Llandeilo, 20 November. Pied individuals noted at Pontyberem and near Cross Hands, December.

1984
Small flocks of same sex indicating arrival of immigrants, Llanelli, early November.

1986
Passage of c40, Cynghordy, 6 August.

1988
Partial albino male, regular Upper Tumble; white-headed male, Dryswlyn. November-December.

1989
Partial albino, Upper Tumble, regular November 88/April.

1993
A survey of 385 hectares in the Pinged area located 106 breeding territories, compared to 48 breeding territories of Song Thrush and only 3 of Mistle Thrush.

1994
Twenty three were seen east of Penclacwydd on 22nd December, after a hard frost.

1995
A late autumn influx of 200 birds was noted at Cynnant, Cynghordy on 2nd November.

2002
Someone counted 5 birds near the Teifi at Llandysul on 15th June (Migration Watch). A maximum of 14 at Pwllau, Taliaris, on 7th December.

2003
6 at Bancyffordd on 2nd March and 4 near Burry Port on 15th April. 100+ at Cynnant, Cynghordy, 25th October.

2004
25 counted at Penclacwydd January 4th. 115 singing males recorded from 46 sites in the breeding season.

2006
23 breeding territories were located at the RSPB Gwenffrwd/Dinas Reserve. 17 were counted in 1km square at Garth near Ammanford of which 12 were singing May 11th.

2007
A partial albino was a bonus when shopping at Aldi, Llanelli November 20th.