East Yorkshire Coastal Observatory - Maintains a data resource (organised by parish and topic) related to the coastal zone of the county; parish profiles cover business, conservation, environment, heritage, erosion and flooding, planning, and recreation.
Hull Geological Society - Information about their activities and research; also offer membership, publications and events details.
East Yorkshire RIGS Group - Aims to conserve geological exposures and features in the Wastsonian Vice-County of South-East Yorkshire for educational and research use. Information about sites and their activities.
East Yorkshire Badger Protection Group - Information about their activities, membership, and legislation relating to badgers.
Spurn Bird Observatory - Information about activities, facilities for birdwatchers, reports, and a collection of articles.
Trevor Sands Fossil Preparation - General information, fossils, photographs and links.
Yorkshire Chalk - The geology, stratigraphy and fossils of the chalk of Yorkshire and Lincolnshire.