Adjective
of or relating to or found in estuaries
Source: WordNetCompeting views, however, usually have to reinterpret "estuary" to mean something other than an estuary, as the west of the Baltic Sea is the only body of estuarial water of sufficient length in the region. Source: Internet
Islands main The River Thames contains over 80 islands ranging from the large estuarial marshlands of the Isle of Sheppey and Canvey Island to small tree-covered islets like Rose Isle in Oxfordshire and Headpile Eyot in Berkshire. Source: Internet