Phylum: Chlorophyta   Family: Cladophoraceae

Cladophora laetevirens  (Dillwyn) Kützing, 1843

A widespread but infrequently recorded species with very few records for north-west Scotland. The main habitat is shallow sublittoral and rock pools

References: 
Brodie, Maggs & John (2007) - Green Seaweeds of Britain and Ireland