Wednesday, 27 September 2023

Invertebrates In Reservoir Outflow Into Nant Fawr Stream!

A very kind lecturer at Cardiff University shared this crude list of invertebrates present in the Nant Fawr stream within c 50-100m of reservoir outflow. Enjoy reading about some of the life that thrives here below, and see these photos of more lifeforms in Nant Fawr stream found in our recent family Stream Shuffle! 

Flatworms

Polycelis tenuis

 

Leeches

Glossiphonia (complanata?)

 

Gastropods

Ancylus fuviatilis

Potamopyrgus antipodarum (non-native)

Radix peregra

 

Crustaceans

Gammarus pulex

 

Stoneflies

Leuctra geniculata

Leuctra moselyi

At least 1 other

 

Mayflies

Seratella ignita

Baetis spp

Ephemera danica

Heptageniidae spp

 

Beetles:

>1 spp of Elminthidae  

Dytiscidae (probably Platambus maculatus)

 

Caddis

Rhyacophila sp (probably dorsalis)

Hydropsyche sp(p?)

Limnephilidae (Potamophylax/Stenophylax?

Glossosoma spp 

Sericostoma personatum