Siskin - 1980s winter

Sunday, October 9, 2011 at 9:04PM
Pembrokeshire Avifauna committee in 1980s BTO winter atlas, GHR, Siskin

The BTO winter atlas showed that Siskins were present in six 10km squares during the winters of 1981-82, 1982-82 and 1983-84.

The darkest blue colour in a 10km square represents 19-50 birds seen in a day, in Pembrokeshire up to 32 birds.

Graham Rees 

Article originally appeared on Birds in Pembrokeshire (http://pembsbirds.squarespace.com/).