shoal Synonyms

school sandbank sandbar shallow school of fish mudbank horde Shallow Water shallows reef bar swarm bank on the surface continental shelf rock barrier throng coral reef barrier reef low water silt up sands scores sand bar riffle bars surface schooltime Shoals tombolo schools not deep shoal water siltbank aggregation depthless drove flat flock gathering group herd hive cursory crowd archipelago army atoll bevy bottoming