tidal current
tidal stream

It is frequently found in areas bordering marshes and along the banks of tidal streams.

The child was being blown into the confused water off the point, where the tidal stream was running hard.

All trying to fight their way across those tidal streams?

In spite of the tidal stream, I couldn't be too far away from the Alexis.

You mean right in the center of the tidal stream?

The wreck can be dived, although strong tidal streams make the area dangerous for all but the most experienced.

A number of common guillemots were feeding in the tidal streams which run strongly here.

Here, the navigator has deep, clear water and, with a few exceptions, slower tidal streams.

There are several dangerous points in the passage where tidal streams can be very strong.

Similar processes occur in water courses, rivers and tidal streams.