choppy

There had been no crossings for a week before then due to choppy seas.

The athlete began the swim in Reyjavik on 17 May, expecting to face choppy waters, killer whales and temperatures as low as 3C.

His post was accompanied by a grainy aerial video showing a motor boat speeding across choppy waters before it bursts into flames.

Rip currents can be difficult to spot, but are sometimes identified by a channel of churning, choppy water on the sea's surface.

And if talks between the world's two biggest economies falter, global trade could still be heading for choppy waters in the months ahead.