| Answer | Crossword Clue |
|---|---|
| seaboards | A region bordering the sea; the coastline |
| ELIS | Greek region bordering the Ionian Sea |
| MACAO | Region bordering the South China Sea |
| stratum | region of the sea or atmosphere that is analogous to a stratum of the earth |
| strata | region of the sea or atmosphere that is analogous to a stratum of the earth |
| nearshore | Relating to or denoting the region of the sea or seabed relatively close to a shore |
| mare | (Sea of Sirens) an area in the southern hemisphere of Mars, appearing as a dark region when viewed telescopically from the earth |
| benthos | the biogeographic region that includes the bottom of a lake, sea, or ocean, and the littoral and supralittoral zones of the shore |
