All the latest news for the freshwater section can be found here:
Conference 2017: Thankyou to all those that enquired about our courses at Malham Tarn.
Great News, The Field Studies Council at Malham Tarn will be running a course on Identifying and recording Adult Caddisflies, Stoneflies and Mayflies in 2017. The course is being run by Sharon and Peter Flint. Sharon is YNU County recorder for these three taxa and both Peter and Sharon are authorities on the Caddis fauna on the Malham NNR. The course will run from Friday 26 July to Monday 21 July 2017, details can be found here :
This course is being run as part of  the Freshwater Section initiative to increase our recording of Mayflies, Stoneflies and Caddisflies in their adult stage and is open to everyone, including moth trappers, anglers and anyone interested in the ecology of these groups.


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...

Freshwater Section Menu


Caddisflies or Trichoptera, (meaning, from the Greek trichos a hair and pteron a wing; hairy-wing


StoneStoneflies, belonging to the Insect order Plecoptera, are so called because the adults of th


Mayfly recording in Yorkshire


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Recording in freshwater habitats