sublittoral

adj

1. (not-comparable)In the portion of the littoral zone (the shore) that is permanently but shallowly inundated (water-covered).

   “Near-synonyms: neritic (often not differentiated); infralittoral, circalittoral, subtidal (precisely meronymous)”

   “Fortunately, good seaweeding can also be done when the tide is not low, for frequently one encounters piles of drifted seaweeds cast up on the sand from the sublittoral region.”

noun

1. The sublittoral area, just beyond (and lower-lying than) the portion of the shore that is not always inundated (water-covered).