blue waves of water of the river and the sea meet each other during high tide and low tide

saltstraumen whirlpools background turbulence maelstrom whirlpool whitecaps beautiful splashing nordland abstract backdrop seascape swirling patterns majestic breaking texture pattern natural surface looking norway kraken nature marine motion liquid colors nobody splash waves water river storm ocean empty green coast force power blue meet high tide foam wave view deep flow wind sea low wet top