Crossword clues for All at sea. 4 letters:SEASPlaces for clippers and cuttersSEAS-- / Septet among explorersSEASAreas belonging to no countrySEASI envy ___ whereon he rides: DickinsonSEASSalty septetSEASGeographical septetSEASBig bodies?SEASBig blue bodiesSEASVast expansesSEASRed, White, and Black, e.g.SEASOodlesSEASMariners' domainsSEASSeptet in an idiomSEASBurns's "On the ___ and Far Away"SEASSeven ___SEASHigh waters?SEASOceansSEASSalts sail themSEASSinbad's septetSEASThey may be roughSEASWet expansesSEASWet lands?SEASOcean creature*SEASExpansesSEASThey may be rough or openSEASRed and YellowSEASCaspian and DeadSEASMaria on MarsSEASBeaufort and BeringSEASRed and GalileeSEASAegean and Adriatic, for exampleSEASSalty sevenSEASSinbad's milieuxSEASThe Red and the BlackSEASAegean and Sulu, for twoSEASEarth has sevenSEASSaline septetSEASThey may be highSEASHigh ___SEASPublic transportation rarities during rush hourSEASSouth China and East China, e.g.SEASBlack and BalticSEASBering and BlackSEASThey're sometimes roughSEASSwell spotsSEASHuge bodiesSEASCoral and RedSEASRed and Black, e.g.SEASRed and BlackSEASPoseidon's realm