Freshwater leeches
A handy photo based guide to freshwater leeches in Britain and Ireland, enabling identification of live animals in the field.
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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.
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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.
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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.
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Predaceous water beetles atlas
This atlas concerns the predaceous water beetles, or Hydradephaga – the whirligig beetles, crawling water beetles, burrowing water beetles and the diving beetles.
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Hydrophiloid beetles atlas
This atlas covers 104 species in the families Helophoridae, Georissidae, Hydrochidae, Spercheidae and Hydrophilidae. It draws on around 149,000 records from across Britain and Ireland.
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Freshwater snails AIDGAP
FSC Freshwater snails AIDGAP is an identification guide to over 50 species in Britain and Ireland, covering all gastropod molluscs found in still and flowing fresh water.
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Mayflies AIDGAP
Mayflies AIDGAP features identification keys to the adults and nymphs of all 51 species of mayflies in Britain and Ireland.
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Caddis adults AIDGAP
FSC Caddis adults AIDGAP is presented in the fold-out guide format. With colour photographs of a representative species from each family.
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Stoneflies AIDGAP
FSC Stoneflies AIDGAP features identification keys to families, for both larvae and adults. The keys will work with living specimens in the field.
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Freshwater bivalves AIDGAP
FSC Freshwater Bivalves AIDGAP is an identification guide to all 31 species of freshwater bivalves in Britain and Ireland.
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Freshwater fish AIDGAP
FSC Freshwater fish AIDGAP is an identification guide to the freshwater fishes and lampreys found in Britain and Ireland.
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Freshwater name trail
The classic pond-dipping guide! Used successfully by generations of visitors to FSC. The straightforward flow charts guides you quickly to the main groups of animals of ponds and streams.
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Freshwater name trail (encapsulated)
The classic pond-dipping guide! Used successfully by generations of visitors to FSC. The fully waterproof version.
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Chalk rivers guide
FSC Chalk rivers of England guide features the special insects, molluscs, mammals, fish and flowering plants that live around chalk streams and rivers. OP165
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Fish guide
The FSC Fish guide covers all the freshwater fish of ponds, streams and rivers in Britain and Ireland. It's possible to identify many fish from outside the water. There is no need to catch them.