Holderness Offshore MCZ

Status: Proposed


Site overview

This is an inshore and offshore site because it crosses the 12 nm territorial seas limit. It is a big site measuring 1,176 km2. In the site is the Inner Silver Pit glacial tunnel valley feature. This is home to lots of sea creatures. You can spot the occasional basking shark here and seabirds come here to feed. The site is also a spawning and nursery ground for a number of fish species.

At risk This site is at risk, it currently is not designated as a Marine Protected Area - but should be. Decision makers in England will determine in 2018 if this site should be protected, make sure your voice is heard. Take action to ensure this site becomes a properly protected area.

MPA Type

Marine Conservation Zone

Marine Conservation Zones (MCZs) are designated under UK legislation (Marine and Coastal Access Act 2009) and have been established around England, Wales and Northern Ireland to contribute to the UK MPA network protect a range of nationally important marine wildlife, habitats, geology and geomorphology, and can be designated anywhere in English and Welsh territorial and UK offshore waters.

Surface Area

1,176.12 km2 (454.10 mi.2)


178.74 km (111.06 mi.)

Coordinates (central point)

53° 49' 8" North, 0° 26' 27" East

Did you know?…

Over 500,000 records on undersea habitats and species have been collected by volunteer Seasearch divers providing significant evidence for inshore ‘marine protected areas’

Over half a million people have voiced their support for ‘marine protected area’ designation in the UK through our campaigns

An area over 9 times the size of Wales is now in marine protected areas in the UK, but less than 1% is considered by MCS scientists to be well managed

Join us today

Help protect our seas, shores and wildlife

Join now