cataract canyon, river, whitecap, rapids, whitewater, fringing reef, fiord, lake, neap tide, kaieteur falls, ocean sunfish, tsangpo, portaged, millpond, esker, seiche, kayakers, fjord, canoeists, waterspout, richelieu river, icefield, birdwatchers, waterfalls, iguazu falls, derwentwater, ganges, loch linnhe, iguassu falls, zambezi river, shoreward, tides, great barrier reef, alpine glacier, lassen peak, billabongs, drumlin, sugar loaf mountain, paddler, minas basin, cog railway, carcharias, sandbanks, freshwater, mudflat, horseshoe falls, kayaker, volcanic crater, coracle, tarns, oxbow lake, basking shark, northeaster, glaciated, meteor shower, brahmaputra river, oarfish, menai strait, tidal, mudflats, flamborough head, landlocked salmon, bighorn river, outboard motorboat, birdlife, ijsselmeer, ganges river, harbor porpoise, flatwater, glacier, intertidal, dories, teton range, waterbird, tuamotu archipelago, brookie, landforms, birding, shoal, alpenglow, abu simbel, jabiru, tonle sap, sewin, landform, yangtze river, perseids, great blue heron, harlequin duck, titicaca, estuary, verrazzano, rafted, eutrophic, watercourse, huascaran, riversides, weir, sandbars, urubamba, seashores, sightseers

tidal current, tidal flow

aegir, bore, eager, eagre