Marine Benthic Surveys (Biosys)

Summary

The Environment Agency undertakes freshwater and marine biological monitoring in England.

This dataset contains site, sample and taxa information from marine benthic invertebrate surveys carried out across England from 1973 onwards.

Notes:

These survey data are stored in an archive more commonly known as BIOSYS.
Pollution Samples are excluded from the dataset. Attribution statement: © Environment Agency copyright and/or database right 2022. All rights reserved.

Link	Format	Preview	Updated
ECOLOGY_AND_FISH_DATA_EXPLORER		–	18/9/2026
Marine_benthic_invertebrate_surveys_(Biosys).pdf	PDF	–	18/9/2026

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Source Metadata: XML, HTML
Date added: 16 September 2026
Harvest GUID: 8cd194cd-cec3-4f21-83d4-984add281dc4
Extent (Latitude): 55.816° to 49.943°
Extent (Longitude): -6.236° to 2.072°
Spatial reference system: http://www.opengis.net/def/crs/EPSG/0/27700
Dataset reference date (creation): 2022-05-19
Dataset reference date (revision): 2025-07-25
Frequency of update: quarterly
Access constraints: There are no public access constraints to this data. Use of this data is subject to the licence identified.
Responsible party: Environment Agency (pointOfContact)
ISO 19139 resource type: dataset
Metadata language: eng

Open Government Licence