I think they changed their url scheme so those exact links don't work, but there's an archive.org snapshot from 2012:Further to a letter I am putting together for my MP.
I was planning to reprise some information from Natural England, where sites in Plymouth Sound were assessed by them as "satisfactory" in both 2009 and 2012 (see here from YBW 2018: Eel Grass and Anchoring in Cawsand Bay, Cornwall )
Imagine my surprise when I found that these pages were no longer accessible, or easily accessible, to the general public. If anyone took hard copies of these documents or has the skills to open them, it would be most helpful:
Natural England Publications and Products