2015 turned out to be the warmest since records began in 1890, while the El Niño effect that had influenced so much of the autumn, resulted in the wettest November and December in many parts of the country, bringing unprecedented flooding to parts of Lancashire, Cumbria, Dumfries and Galloway and Aberdeenshire. In terms of bird diversity, at just 434 species for combined Britain and Ireland, 2015 was one of the poorest years this Millennium.
As in 2014, there was just a single definite new species for the list in 2015 – an Acadian Flycatcher at Dungeness in September. There were many other outstanding occurrencies though, favourites among many being Chestnut Bunting, Citril Finch, Wilson’s Warbler, Cretszchmar’s Bunting, Hudsonian Godwit, Hudsonian Whimbrel, Great Blue Heron, Crag Martin, Rufous Turtle Dove and…