Present or absent
No. of records in database
No. of 1km squares recorded since 1980
Lagoon Sea Slug Tenellia adspersa
ANNEX 7: MARINE INVERTEBRATES
Starlet Sea Anemone Nematostella vectensis
of data sets
Current UK Species Statement. Favours a range of sheltered brackish water habitats including saline lagoons, brackish ditches, estuaries and harbours, tolerating salinities down to 3%. Internationally threatened – Habitat loss and degradation, salt water encroachment and pollution.
RDB Species.Current UK Species Action Plan Occurs in coastal lagoons and brackish ponds and ditches. Declining - Loss and damage to lagoon and other sheltered brackish water habitats caused by pollution, drainage and other activities, isolation of pools leading to fragmentation of populations and coastal defence works and associated infilling. Norfolk Action Plan published December 1998, revised May 2007.