Marine Environmental Data and Information Network

Working together to improve access to and stewardship of marine data

MEDIN is a partnership of UK organisations committed to improving access to UK marine data.

MEDIN is open to all with an interest in marine data and information. We are currently sponsored by 14 organisations and partnered with over 50 organisations who practise good data management to help future-proof and secure data.


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The MEDIN portal contains information about 14,000 marine datasets.

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UKDMOS is the United Kingdom Directory of Marine Observing Systems.




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Submit Data

MEDIN deliver data through a network of accredited Data Archive Centres (DACs). Find out how to submit data.

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Data Standards

Standards make it easy to find and re-use data. Find out about MEDIN's discovery metadata standard and data guidelines. 

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Marine Information

MEDIN are sharing knowledge and understanding by providing links to other marine data initiatives and resources.

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MEDIN Workshops

MEDIN holds workshops throughout the year to improve the uptake, knowledge and use of MEDIN Data.

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Latest Events

OceanWise are running free workshops again this year for those working in, or interested in, Marine Data and GIS.

Timings: 9.30 -16.30 + a closed session at 16.30 for those in the Scottish Data Framework

Cost: Free to attend. 

Registration: on our event page or contact Katie Eades...

CIfA Leeds, 2019

On Friday 26th April, Peter McKeague (Historic Environment Scotand) and Katie Green (Archaeology Data Service) will give be giving a talk entitled 'Dead Man's Chest: Historic Environment Data Archive Centres and MEDIN (Marine Environmental Data and Information Network)' as part of the Offshore Development: Creating a Legacy for Marine Archaeology session...

The Crown Estate is excited to be hosting a Marine Data Exchange Hackathon on 29th March 2019 in London.  This hackathon will challenge participants to tell the story of the Marine Data Exchange through exciting and impactful data visualisations and infographics.

The Marine Data Exchange is a unique database of over 160 TB of marine survey data held by The Crown Estate. This resource, the first of its kind, gives anyone with an interest in the marine environment free...

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