All the latest news for the freshwater section can be found here:
A new guide to identifying Caddisflies for use with live adults is almost at the testing stage.
The guide is being written by Dr Ian Wallace (National Caddisfly Recording Scheme) and Sharon and Peter Flint.
It is intended that the more distinctively marked adult Caddisflies will be able to be identified using the guide.


Latest Freshwater Section News

  1. Conchological and freshwater sections meeting at Low Bradley

    We had a very interesting meeting at Low Bradley in west Yorkshire. Starting off on the canal, where a dredge...

  2. Plant and beetle lists for Blackmoorfoot Reservoir now available

    Comprehensive annotated lists of the plants and beetles recorded at Blackmoorfoot Reservoir are now available to...

  3. The Chinese Mitten Crab (Eriocheir sinensis)

    An exotic addition to Yorkshire’s aquatic fauna.

  4. White Clawed Crayfish

    In Britain the white-clawed crayfish is our only native crayfish and is our largest freshwater invertebrate. It...

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R.semicolorata adult male, Malham Tarn. Credit Sharon Flint
Mayfly recording in Yorkshire


Phryganea bipunctata fermale. Credit Sharon Flint
Caddisflies or Trichoptera, (meaning, from the Greek trichos a hair and pteron a wing; hairy-wings)


Nemoura cinerea adult female, Malham fen. Credit Sharon Flint
Stonefly recording in Yorkshire


Stonefly larvae - Perla bipunctata. Credit Sharon Flint
All contacts relating to the freshwater section can be found here.


Libellula depressa - Broad-bodied chaser. Credit Sharon Flint
All the latest news for the freshwater section can

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Recording in freshwater habitats