ISBN Number
  • freshwater leeches AIDGAP

    Freshwater leeches


    A handy photo based guide to freshwater leeches in Britain and Ireland, enabling identification of live animals in the field.  

  • WCA survey pack

    WCA Survey pack


    How valuable is your woodland for wildlife? The WCA Survey pack contains everything you need to complete the Woodland Condition Assessment.

  • Adult caddis

    Adult caddis AIDGAP


    A photo-based guide using the visual appearance of the whole insect for identification. For naturalists and enthusiasts, including moth trappers.

  • earthworms aidgap

    Earthworms AIDGAP


    FSC Earthworms AIDGAP covers all earthworm species found living freely in the UK and Ireland. This 2nd edition also includes a key to glasshouse earthworms.

  • land snails

    Land snails AIDGAP


    FSC Land snails AIDGAP is an identification guide to all 100 free-living terrestrial snails in Britain. Four keys provide different routes to identification.

  • grasses

    Grasses AIDGAP


    Grasses AIDGAP is a vegetative key to 90 of the most common species in the UK. It's especially useful for habitat surveyors who need to identify diagnostic grass species when flowers are not present.

  • ferns

    Ferns AIDGAP


    FSC Ferns AIDGAP covers the 59 species of fern, 6 clubmosses, 3 quillworts and 8 horsetails found in the British Isles. Third edition.

  • sphagnum mosses

    Sphagnum mosses AIDGAP


    FSC Sphagnum mosses AIDGAP is an accessible field key to all 36 species in the UK and Ireland. Sphagnum mosses are a familiar part of the vegetation in many wet habitats, including woods, moors and heaths.

  • water plants

    Water plants AIDGAP


    FSC Water plants AIDGAP is an identification guide to all larger plants found in fresh water, including emergent plants. Now updated to Stace (4th edition).

  • Plant galls

    Plant galls AIDGAP


    Plant galls AIDGAP (3rd edition) contains around 300 keys to galls on plants in Britain.

  • terrestrial invertebrates

    Terrestrial invertebrates AIDGAP


    FSC Terrestrial invertebrates AIDGAP is an identification guide to the larger (>2mm length) invertebrates found on land throughout Britain and Ireland.

  • freshwater invertebrates

    Freshwater invertebrates AIDGAP


    FSC Freshwater invertebrates AIDGAP is an identification guide to the invertebrates found in ponds, lakes, streams and rivers in Britain and Ireland.

  • spiders

    Spiders AIDGAP


    FSC Spiders AIDGAP is an identification guide to the 34 families of spiders in Britain. Two spider identification keys are presented.

  • springtails

    Springtails AIDGAP


    FSC Springtails AIDGAP is an identification guide to all species of adult springtails (Collembola) in Britain and Ireland. These small arthropods provide vital ecosystem services, particularly in decomposition, nutrient cycling and soil formation.

  • caddis larvae

    Caddis larvae AIDGAP


    FSC Caddis larvae AIDGAP covers all caddis larvae in Britain and Ireland. It takes identification to species level for living specimens in the field.

  • diatoms

    Diatoms AIDGAP


    FSC Diatoms AIDGAP covers benthic habitats in rivers in Britain and Ireland. Identification goes to genera, then to species for the commonest diatoms.