ID Resource Signpost

The ID Signpost is an online searchable catalogue of UK wildlife identification resources. A key feature is that this catalogue is crowd-sourced, all you have to do is create an account to add/edit the resources.

If you spot anything missing, any broken links or mistakes then please jump in and add/fix it. Or let the team know about issue via email: [email protected].

More info and how to create an account

Displaying 601 - 650 of 666.
Titlesort ascending Description Author(s) Free Availability
Bat Droppings Guide A guide to the droppings of British bats, including diagrams illustrating the shape and size differences between species Bat Conservation Trust No Publication View Edit
Barnacles Barnacles are familiar objects to mariners and seaside tourists. Southwood No Publication View Edit
Badhamia slime moulds This beta phase identification resource was created by Sophie Trice for the NHM Identification Trainers for the Future P Sophie Trice Yes Online View Edit
Atlas of the Predaceous Water Beetles (Hydradephaga) of Britain and Ireland This atlas concerns the predaceous water beetles, or Hydradephaga – the whirligig beetles (Gyrinidae), the crawling wate Foster, Bilton & Nelson No Publication View Edit
Atlas of the Fleas (Siphonaptera) of Britain and Ireland Fleas (Siphonaptera) are wingless insects that are usually found in the nests, or on the bodies, of a wide range of mamm Bob George No Publication View Edit
Atlas of Dragonflies in Britain and Ireland Produced in partnership with the British Dragonfly Society and Dragonfly Ireland, this full colour hardback book (approx Cham, Nelson, Prentice, Smallshire & Taylor No Publication View Edit
Athecate hydroids and their medusae Suiable for amateur and professsional naturalists, this new Synopsis provides a concise account of the morphology, habit Schuchert No Publication View Edit
ARC Reptile Identification Guide (pdf) Pictorial guide to all stages of all Britain's native and most widespread alien reptiles, downloadable as a pdf. Amphibian and Reptile Conservation Yes Online, PDF View Edit
ARC Amphibian Identification Guide (pdf) Pictorial guide to all stages of all Britain's native and most widespread alien amphibians, downloadable as a pdf. Amphibian and Reptile Conservation Yes Online, PDF View Edit
Araneae Spiders of Europe An excellent online resource on European spider identification. Editors - Wolfgang Nentwig, Theo Blick, Daniel Gloor, Ambros Hänggi & Christian Kropf Yes Online View Edit
April Wildflowers Spotter’s Sheet Photo guide to the most commonly seen wildflowers in April. Plantlife Yes Online, PDF View Edit
Apples: a field guide The book is intended to help identify that unknown apple growing in your garden or in the park; to help you choose which Michael Clark No Publication View Edit
Aphids - Aphidinae (Macrosiphini) RES Handbook vol 2 part 7. Blackman No Publication View Edit
Ants This paperback published by Pelagic Publishing is a reprint edition of the original, now out-of-print, paperback by Rich Skinner, Gary J No Publication View Edit
Animals other than Shells This is a great additional help identifying marine wildlife other than those with shells, based on surveys between Fleet Ian Wallace Yes PDF View Edit
Animal Photos Website showing photos of animals, focusing on wildlife. Elizabeth Barrett Yes Online View Edit
An Introduction to Centipedes, Millipedes and Woodlice Although good taxonomic guides exist for these animals, there is a gap between beginners’ introductions to invertebrates Paul Richards No Online View Edit
An Introduction to Centipedes, Millipedes and Woodlice Although good taxonomic guides exist for these animals, there is a gap between beginners’ introductions to invertebrates Paul Richards No Online View Edit
An illustrated key to the cuckoo wasps (Hymenoptera, Chrysididae) of the Nordic and Baltic countries, with description of a new species An extremely well illustrated, with high resolution colour photographs, key and descriptions of species from Nordic and Juho Paukkunen, Alexander Berg, Villu Soon, Frode Ødegaard, Paolo Rosa. Yes Online, PDF View Edit
An Illustrated Guide To The Diatoms Of British Coastal Plankton Following introductory sections rm the structure and ecology of marine diatoms, a key is provided to some sixty forms mo J. B. SYKES Yes Online, PDF View Edit
An Atlas of Waterfleas in Britain & Ireland Updated distribution maps for 89 of the 92 species of Cladocera living in the water bodies of Britain & Ireland. Adrian Chalkley Yes Online, PDF, Publication View Edit
An amendment to the crab key The crab key (Crothers and Crothers, 1983) is amended to incorporate the pelagic crab Planes minutus. John and Marylin Crothers Yes Online, PDF View Edit
AlgaeVision A database and virtual collection of images of freshwater and terrestrial algae collected in Britain and Ireland Natural History Museum, British Phycological Society Yes Online View Edit
Alan Silverside's lichen pages Photographs of Scottish and other British lichens Alan Silverside Yes Online View Edit
Agromyzidae of Great Britain and Ireland A descriptive and illustrative guide to the Agromyzidae (leaf-mining flies) of the British Isles Agromyzidae Recording Scheme Yes View Edit
A provisional atlas of the shieldbugs and alies of Shropshire Shieldbugs have been little studied in Shropshire until very recently. Pete Boardman No Publication View Edit
A provisional atlas of the bees, wasps and ants of Shropshire Based on approximately 14000 records, covering over 300 species, this is the first ever published atlas of the bees, was Nigel Jones and Ian Cheeseborough No Publication View Edit
A Pictorial Guide to British Ephemeroptera Ephemeroptera, also known as mayflies or up-wing flies, can be seen emerging from the water, resting on nearby vegetatio Macadam & Bennett No Publication View Edit
A Photo Key to Large Aquatic Bugs Whilst identification to species of many of the smaller aquatic bugs can be complicated, those described here are fairly Adrian Chalkley Yes PDF View Edit
A Photo Key to Great Diving Beetles It is generally known that Great Diving Beetles are some of our largest freshwater insects and most naturalists will kn Adrian Chalkley Yes PDF View Edit
A new key to wild flowers Halfway between an introductory guide and a technical flora, this user-friendly key provides an easy route to the accura Hayward & Hickey No Publication View Edit
A Key to Wild and Introduced Daffodils of Great Britain In addition to our native daffodil there are a large number of introduced daffodils growing wild in Britain. Mick Crawley Yes Online, PDF View Edit
A key to the woodlice of Britain and Ireland The AIDGAP identification guide to woodlice contains keys to the 35 species of woodlice known to be breed outdoors in th Hopkin No Publication View Edit
A Key to the Soil Mites of Britain and Ireland This key should help you to identify families of mites found in soil and litter in the UK and Ireland, as well as introd Matthew Shepherd and Felicity Crotty No PDF View Edit
A key to the major groups of terrestrial invertebrates Second edition of this popular AIDGAP identification guide is designed to help non-specialists identify the larger (& Tilling No Publication View Edit
A key to the major groups of British freshwater invertebrates This AIDGAP identification guide is designed to help non-specialists identify the invertebrates found in pools, lakes, s Croft No Publication View Edit
A Key to the Land Snails of the Flatford area, Suffolk THE Field Centre and its surroundings at Flatford Mill lie away from the East Anglian chalk, on quaternary drifts and al ]. E. MORTON AND J. MACHIN Yes Online, PDF View Edit
A Key To The Genera Of The British Seaweeds This key is developed from one used on various courses at the Marine Biology Station, Menai Bridge and at Dale Fort Fiel W. Eifion Jones Yes Online, PDF View Edit
A Key To The Families Of British Diptera This AIDGAP key should enable anybody to identify adult flies to their family. D. M. Unwin Yes Online, PDF View Edit
A key to the families of British Coleoptera (beetles) and Strepsiptera This AIDGAP identification key will help non-specialists to identify all families of British beetles - of which there ar Unwin No Publication View Edit
A key to the crabs and crab-like animals of British inshore waters This fully-illustrated AIDGAP field guide enables the non-specialist to identify all of the crabs that are likely to be Crothers & Crothers No Publication View Edit
A key to the Collembola (Springtails) of Britain and Ireland The AIDGAP identification guide to Collembola (springtails) has been designed to guide the beginner to this group throug Hopkin No Publication View Edit
A key to the British species of family Buprestidae (Coleoptera) The British species of Buprestidae are very few and are mostly restricted to the South East of Britain. Mike Yes Online, PDF View Edit
A key to the adults of British lacewings and their allies (Neuroptera, Megaloptera, Raphidiptera and Mecoptera) This AIDGAP identification guide will help identity the adults of 73 species of lacewings and allied species (including Plant No Publication View Edit
A key to families of British bugs (Insecta, Hemiptera) This AIDGAP identification guide should enable non-specialists to identify the adults of most British bugs (Hemiptera) t Unwin No Publication View Edit
A key to common lichens on trees in England This key to common species of lichens on trees was prepared in collaboration between two partners of the European proje Pier Luigi Nimis, Pat Wolseley & Stefano Martellos Yes PDF View Edit
A guide to the Reptiles and Amphibians found in the UK Webpage designed to help identify a lizard, snake, toad, frog or newt seen in the UK, RAUK Yes Online View Edit
A guide to the identification of deciduous broad-leaved trees and shrubs in winter This fully illustrated AIDGAP field guide is designed to enable non-specialists to identify many of the deciduous trees May & Panter No Publication View Edit
A Guide To The British Coastal Mysidacea THE Mysidacea (or “Mysids”) are small, free-swimming Crustaceans, commonly known as Opossum Shrimps. P. MAKINGS Yes Online, PDF View Edit
A Guide to Shropshire Orthoptera and Dermaptera Excluding escapes and naturalised aliens (eg Egyptian grasshopper, house cricket) thirteen species of Orthoptera (grassh David Williams Yes Online, PDF View Edit

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