Map of MDAC in the Holden Reef boundary region 2017, Wales

Map of MDAC extent created from a side scan survey of Holden Reef boundary region 2017. This Annex I habitat 'Submarine structures made by leaking gases' is within the Pen Llyn a'r Sarnau/Lleyn Peninsula and the Sarnau SAC.

Data and resources

Additional information

Temporal extent2017-01-01 – 2017-12-31
Date (creation)2018-02-13
Date (publication)2018-05-01
Date (revision)2018-05-01
StatusonGoing
Update frequencyasNeeded
Metadata languageen
License┬® Natural Resources Wales. Data may be re-used under the terms of the Open Government Licence.
Source metadataISO 19115 XML
Last updated2026-11-04
Created2026-11-04
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