Answer: shoals

AnswerCrossword Clue
SHOALSLighthouse locales
SHOALSMarine hazards.
SHOALSCape Hatteras features
SHOALSDangers offshore
SHOALSNavigational hazards
SHOALSTreacherous spots for tars
SHOALSMarine hazards
SHOALSLighthouse site, maybe
SHOALSSchools of fish
SHOALSBars of a sort
SHOALSSandbars.
SHOALSBoating hazards
SHOALSThey may be rocky
SHOALSSandbanks
SHOALSWading areas
SHOALSPrime snorkeling spots
SHOALSNautical chart markings
shoalsSHOAL, to become shallow (having little depth)
shoalssandbank or sandbar that makes the water shallow
shoalsshallow
SHOALSWater hazards
SHOALSReefs
SHOALSSandbars
SHOALSNavigation hazards
SHOALSGroups of fish
SHOALSSand bars
SHOALSLow tide phenomena
SHOALSIsles of ..: Gulf of Maine locale
SHOALSShallow sea hazards
SHOALSMuscle .., AL
SHOALSShallows
SHOALSRiver hazards
SHOALSPlaces for snorkeling
SHOALSSome bars
SHOALSBecomes less deep.
SHOALSGood fishing grounds.
SHOALSMuscle ....
SHOALSMariners' hazards.
SHOALSSchools of fish.