Fun mud run – at spring low tide – Blackwater River, Essex Posted on March 6, 2017 by Owain Jones T his is now an annual event A run through esturine mud – at a spring low tide – Balckwater River, Essex, England http://www.bbc.co.uk/news/uk-england-essex-27579055 Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading... Related