Phylum: Chlorophyta Family: Volvocaceae
Pandorina morum (O.F. Müll.) Bory
A common alga of lochs, ponds and streams; can form blooms in certain conditions
References:
John, D.M., Whitton, B.A. & Brook, A.J. (2011 second edition) The Freshwater Algal Flora of the British Isles
Suthers, I.M. et al. editors (2019 second edition) Plankton: a guide to their ecology and monitoring for water quality