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The NWIFCA conducts mussel surveys across its district in order to inform the management of this fishery. Data is collected on the percentage cover of a bed in mussel and other habitat types. The relative proportion of different size classes of mussel is also recorded. Samples are often taken for pr...

Benthic marine species abundance data from environmental survey relating to sewage discharge.

Marine species presence/absence data from aggregate survey of St Catherines licenced dredging area.

Marine species presence/absence data from aggregate application survey.

Marine species presence/absence data from dredging survey for aggregate industry.

English Nature littoral biotope and habitat survey of Plymouth Sound and River Yealm. To establish the presence and absence of certain key biotopes which fall within the area of a proposed Site of Special Scientific Interest (pSSSI). Data on species and biotope recorded and entered onto Marine Recor...

These records all relate to "Downie (1996) The lagoon sandworm Armandia cirrhosa (EN Research Report No. 202)" A copy of the report is held at English Nature (Dorset Team). The main aim of this survey was to look for the presence of the saline lagoon sandworm (Armandia cirrhosa) at the two known s...

The (FBEI) Falmouth Bay and Estuaries Initiative (set up in 1993) area covers an extensive section of the southern coast of Cornwall at the western end of the English Channel. The FBEI commissioned Environmental Consultants (CTNC) Ltd to produce a nature conservation overview of the area in 1995. ...

Species presence/absence information and habitat description (with biotope information) from Phase I and II habitat surveys of the Fal Estuary.

As part of a study into the ecology of the recently introduced macroalga Undaria pinnatifida in the British Isles, the competitive ability of this adventive kelp with native species was investigated in Torquay Marina (Devon, UK). Sites of introduction were surveyed for the presence of native species...