Spurn Bird Observatory
http://www.spurnbirdobservatory.co.uk/

Birds of the Hull Area
https://sites.google.com/site/birdsofthehullarea/

Yorkshire Naturalists’ Union
http://www.ynu.org.uk/

Yorkshire Wildlife Trust
http://www.ywt.org.uk/

Hull Natural History Society
http://www.hullnats.org.uk
For footpath guides, CROW Open Access land maps and Natural England’s Nature spot sites use links in the Hull Natural History Society site.

Yorkshire Coast Nature
http://yorkshirecoastnature.co.uk/
For residential and birding and botanical tours, safaris, workshops, lectures and talks, and wildlife photography courses, visit the Yorkshire Coast Nature site.

The British Hedgehog Preservation Society
http://www.britishhedgehogs.org.uk/