1.   It is very rarely still because of the strong tidal currents.

2.   With the reversal of tidal currents deltas can be built up at both ends of the strait.

3.   From there, the more adventurous can progress through the more challenging world of breaking surf, strong tidal currents and even whitewater.

4.   It illustrates several tidal currents that have threatened rural health care.

5.   The East River has treacherous tidal currents nearly impossible to paddle if you choose to fight them.

6.   Tidal currents, ocean waves and even whitewater boiling over rocky inlets give sea kayakers on any level as much challenge as they seek.

7.   Poor visibility in the Laguna Madre and tidal currents have moved the sunken vehicles and are hampering recovery efforts.

8.   Shark bites typically happen in conditions of breaking surf, undertow, tidal currents and reduced visibility, Burgess said.