Site:Semi-exposed site, with cages to house stock.
Stock species:Atlantic Salmon

Monthly spatfalls

Key for spatfall groups


Algae or diatoms recruited all year round. Ascidians from January to March, July to August and October to November. Hydroids recruited in August, September and November to January; Tubularia sp. in August and September.  Serpulids recruited in August, September and November.

Community development

Dominant Species

  • ascidian C. intestinalis
  • blue mussel M. edulis
  • kelp Laminaria sp.

Changes in Wet weight

The weight of fouling on the panels increased steadily until late spring 2006, then decreased until a gale event in late autumn removed most fouling from the panels.

Video shows developed fouling community on long-term panels deployed 2 m below the surface at Lakeland.