TERM OF THE WEEK
shoal: (noun) (a) A relatively shallow place in a stream, lake, sea, or other body of water; a shallows. (b) A natural, subaqueous ridge, bank, or bar consisting of, or covered by, sand or other unconsolidated material, rising from the bed of a body of water (e.g., estuarine floor) to near the surface. It may be exposed at low water. Compare reef. (Subaqueous Soil Subcommittee, 2005; Jackson, 1997).