#tidal_river__tidalriver__tidewater_river__tidewaterriver__tidal_stream__tidalstream__tidewater_stream__tidewaterstream  a stream in which the effects of the tide extend far upstream
  supertype:  #stream__watercourse  a natural body of running water flowing on or under the earth
  part of:  #tidewater  low-lying coastal land drained by tidal streams

No statement uses or specializes #tidal_river; click here to add one.