Colne Estuary
Three areas in the site are managed by the Essex Wildlife Trust , Colne Point , Fingringhoe Wick and Howlands Marsh . 
<triplet> Colne Point <subj> Essex Wildlife Trust <obj> operator <triplet> Fingringhoe Wick <subj> Essex Wildlife Trust <obj> operator <triplet> Howlands Marsh <subj> Essex Wildlife Trust <obj> operator