Hearing the loud clang of a bell buoy that warned of shoal waters, Cap changed his course and headed for the lee of Fort Carter.

There's shoal water ahead!

The green shoal waters were as clean and innocent as if they had been open desert.

These tonals were the same as those Cheyenne had recorded during her earlier encounter with the Chinese Alfa before he was lost in the shallow shoal water.

"I see no shoal water ahead," Brannagan said.

She was . . . This was beyond shoal waters.

Spanish vessels on the Mississippi River system's shoal waters were similar.

Immense herds of grazers were visible on open ground; wings filled the air; shoal waters were darkened by weeds and swimmers.

She was...This was beyond shoal waters.

Making their way up Black Swan Road was a matter of constantly trying to manoeuvre themselves around drifts, like three warships cruising through shoal waters, avoiding sandbars.