Local birders have produced
information on some sites in the vice-county.
County avifauna:
The Birds of Montgomery, by Braydon Holt and Graham Williams (2008) is out of print.
Birdwatching site guide:
Where to watch birds in Wales, by David Saunders and Jon Green, is published by Helm (4th edition, 2008) and features all the places that are known for their birds, with maps of many, and details of access and the wildlife you might expect to see at each time of year (ISBN 9780 71367 484 2). RRP £16.99.