| Sea monster | 11 |
| Sea monster of Greek myth able to make whirlpools | 49 |
| Sea monster of myth | 19 |
| Sea monsters | 12 |
| Sea moss constituent | 20 |
| Sea moss, for one | 17 |
| Sea mosses | 10 |
| Sea motion | 10 |
| Sea motions | 11 |
| Sea movement | 12 |
| Sea movements | 13 |
| Sea movie of 1977 | 17 |
| Sea named for an Amazon queen | 29 |
| Sea named for its seaweed | 25 |
| Sea NE of the Crimea | 20 |
| Sea near Borat's fictional hometown | 39 |
| Sea near Borneo | 15 |
| Sea near Caspian | 16 |
| Sea near Falkland Islands | 25 |
| Sea near Jerusalem | 18 |
| Sea near Palm Springs | 21 |
| Sea near Stockholm | 18 |
| Sea near the Caspian | 20 |
| Sea near the Kyzyl Kum | 22 |
| Sea near the Kyzylkum | 21 |
| Sea near the West Indies | 24 |
| Sea near Timor | 14 |
| Sea next to Crimea | 18 |
| Sea north of Australia | 22 |
| Sea north of Finland | 20 |
| Sea north of Iran | 17 |
| Sea north of Poland | 19 |
| Sea northeast of Borneo | 23 |
| Sea northeast of the Crimea | 27 |
| Sea novel by James Fenimore Cooper | 34 |
| Sea nymph | 9 |
| Sea nymph of Greek mythology | 28 |
| Sea nymphs | 10 |
| Sea nymphs of myth | 18 |
| Sea of --- (Black Sea arm) | 26 |
| Sea of Antarctica | 17 |
| Sea of Asia | 11 |
| Sea of Azov nation, briefly | 27 |
| Sea of Borneo | 13 |
| Sea of Champagne | 16 |
| Sea of Eurasia | 14 |
| Sea of France | 13 |
| Sea of Galilee's country: Abbr. | 35 |
| Sea of humanity | 15 |
| Sea of Japan port | 17 |
| Sea of Kazakhstan | 17 |
| Sea of Le Havre | 15 |
| Sea of note | 11 |
| Sea of Okhotsk feeder | 21 |
| Sea of Rhûn-to-Mordor dir. | 29 |
| Sea of Russia: Var. | 19 |
| Sea of seaweed | 14 |
| Sea of the Bermuda Triangle | 27 |
| Sea of the North Atlantic | 25 |
| Sea of the Philippines | 22 |
| Sea of the Solomon Islands | 26 |
| Sea of the U.S.S.R. | 19 |
| Sea of Tranquility toucher | 26 |
| Sea of Tranquillity lander, briefly | 35 |
| Sea of Tranquillity, for the Apollo 11 astronauts | 49 |
| Sea of weeds | 12 |
| Sea of __, shallowest in the world | 34 |
| Sea of __, south of Ukraine | 27 |
| Sea of __: Black Sea arm | 24 |
| Sea of ___ | 10 |
| Sea of ___ (arm of the Black Sea) | 33 |
| Sea of ___ (Black Sea arm) | 26 |
| Sea of ___ (Black Sea gulf) | 27 |
| Sea of ___ (Don River's receiver) | 37 |
| Sea of ___ (section of the Black Sea) | 37 |
| Sea of ___ (separator of Turkey's Asian and European parts) | 63 |
| Sea of ___ (setting of the Gulf of Taganrog) | 44 |
| Sea of ___ (view from Crimea's eastern coast) | 49 |
| Sea of ___ between Russia and Ukraine | 37 |
| Sea of ___, arm of the Black Sea | 32 |
| Sea of ___, in Russia | 21 |
| Sea of ___, south of the Cyclades | 33 |
| Sea off Alaska | 14 |
| Sea off Arabia | 14 |
| Sea off Australia | 17 |
| Sea off Borneo | 14 |
| Sea off Estonia | 15 |
| Sea off Greece | 14 |
| Sea off Greece: Var. | 20 |
| Sea off Iran | 12 |
| Sea off New Guinea | 18 |
| Sea off New Zealand | 19 |
| Sea off of Greece | 17 |
| Sea off Sicily | 14 |
| Sea on a French map | 19 |
| Sea on Poland's border | 26 |
| Sea on the border of Kazakhstan | 31 |
| Sea on the border of Uzbekistan | 31 |
| Sea on the Kazakhstan border | 28 |
| Sea on the Kazakhstan-Uzbekistan border | 39 |