Answer: SHOAL

AnswerCrossword Clue
SHOALPack of mackerel
SHOALNavigation hazard
SHOALUnderwater sandbank
SHOALKeel scraper
SHOALSandbank site
SHOALRiverboat danger
SHOALPlace to run aground
SHOALBar
SHOALShoreline peril
SHOALSpit, e.g.
SHOALHorde of herrings
SHOALSchool of a sort
SHOALReef
SHOALMass of bass
SHOALSchool of a kind
SHOALNautical hazard
SHOALSchool of fish
SHOALBoating hazard
SHOALSight at low tide
shoallarge number, esp. of fish
shoala place where a sea, river, or other body of water is shallow.
shoalshallow place in a body of water
shoalto become shallow (having little depth) / shallow, also SHAUL
SHOALBar that might be dangerous
SHOALMaritime hazard
SHOALSubmerged ridge
SHOALGroup of fish
SHOALThrong
SHOALAquatic navigation obstacle
SHOALShallow spot
SHOALHigh seas hazard
SHOALLots of fish
SHOALLarge school of fish
SHOALBoat bottom bumper
SHOALTideland
SHOALShallow sea area
SHOALShallow
SHOALRiver hazard
SHOALBar that's hazardous to sailors
SHOALKeel killer