| SEA | "20,000 Leagues Under the ___" (classic novel) |
| SEA | "America, the Beautiful" closer |
| SEA | "Beyond the ___" (Bobby Darin biopic starring Kevin Spacey) |
| SEA | "By the ___" (2015 Brad Pitt movie) |
| SEA | "By the ___" (2015 movie directed by Angelina Jolie Pitt) |
| SEA | "Deep Blue ___" (1999 shark thriller) |
| SEA | "Finding Nemo" habitat |
| SEA | "Finding Nemo" setting |
| SEA | "From ___ to shining ..." |
| SEA | "In the Heart of the ___" (Chris Hemsworth movie) |
| SEA | "In the Heart of the ___" (December 2015 movie about a sinking whaling ship) |
| SEA | "One if by land, two if by ___" |
| SEA | "Pirates of the Caribbean" or "Finding Nemo" setting |
| SEA | "The Old Man and the ___" (Ernest Hemingway novel) |
| SEA | "The Old Man and the ___" (Hemingway novel) |
| SEA | "The Perfect Storm" setting, with "the" |
| SEA | "The ____ Wolf" |
| SEA | "There are plenty of fish in the ___" |
| SEA | "There are plenty of other fish in the ___" |
| SEA | "Under the ___" ("The Little Mermaid" song) |
| SEA | "Under the ___" (Oscar-winning song from "The Little Mermaid") |
| SEA | "Under the ___" (song from "The Little Mermaid") |
| SEA | "Under the boardwalk, down by the ___" (Drifters lyric) |
| SEA | "Voyage to the Bottom of the ___ " ('60s TV series) |
| SEA | "Who lives in a pineapple under the ___?" ("SpongeBob SquarePants" theme song line) |
| SEA | 38-Across's milieu |
| SEA | 44-Across's milieu |
| SEA | Adriatic or Aegean |
| SEA | Adriatic, e.g. |
| SEA | Aegean or Adriatic |
| SEA | Aegean, e.g. |
| SEA | Antarctica's Amundsen ___ |
| SEA | Aquaman's home |
| SEA | Arafura ___ |
| SEA | Baltic or Bering |
| SEA | Baltic, e.g. |
| SEA | Barents or Marmara |
| SEA | Barents, for one |
| SEA | Beach abutter |
| SEA | Beaufort ___, area above Alaska |
| SEA | Bering, for one |
| SEA | Big body of water |
| SEA | Big, salty body of water |
| SEA | Black or Baltic |
| SEA | Blue expanse |
| SEA | Body in a bed |
| SEA | Body of water smaller than an ocean |
| SEA | Body of water that's smaller than an ocean |
| SEA | Body on a map |
| SEA | Bounding main |
| SEA | Briny |
| SEA | Captain's domain |
| SEA | Caribbean ___ |
| SEA | Caribbean ___ (cruise ship locale) |
| SEA | Caribbean or Baltic |
| SEA | Caribbean or Caspian |
| SEA | Caribbean or Coral |
| SEA | Caribbean or Mediterranean |
| SEA | Caribbean or Mediterranean, for example |
| SEA | Caribbean, e.g. |
| SEA | Caribbean, for one |
| SEA | Caspian ___ (large body of water) |
| SEA | Caspian or Caribbean |
| SEA | Caspian or Mediterranean, for example |
| SEA | Caspian, e.g. |
| SEA | Chantey subject |
| SEA | Chicken of the ___ (brand of tuna) |
| SEA | Coral ___ |
| SEA | Coral, for one |
| SEA | Coral___ |
| SEA | Cousteau's milieu |
| SEA | Cruise setting |
| SEA | Current setting |
| SEA | Davy Jones's domain |
| SEA | Davy Jones's locker, with "the" |
| SEA | Dead ___ Scrolls (ancient religious texts) |
| SEA | Deep blue |
| SEA | Deep-___ diver |
| SEA | Deep-___ diving |
| SEA | Deep-___ fishing |
| SEA | Domain of some international law |
| SEA | Expanse |
| SEA | Galilee, e.g. |
| SEA | Great expanse |
| SEA | Haddock's home |
| SEA | Halibut's home |
| SEA | Hemingway novel setting |
| SEA | Horse or dog lead-in |
| SEA | Huge amount |
| SEA | Huge expanse |
| SEA | Hydrospace |
| SEA | Inland ___ |
| SEA | Irish ___ |
| SEA | Irish ___ (European body of water) |
| SEA | It has a very large bed |
| SEA | It has a wet floor |
| SEA | It makes waves |
| SEA | It may be Red, White...and blue |
| SEA | It may be full of fish |
| SEA | It might be Black or Red |
| SEA | It'll float your boat |
| SEA | Its arms are not solid |
| SEA | Jetsam locale |
| SEA | Kind of cow, dog or horse |
| SEA | Kind of dog or horse |
| SEA | Land's end |
| SEA | Landlubber's bane |
| SEA | Large amount |
| SEA | Large body of water |
| SEA | Large expanse |
| SEA | Large quantity |
| SEA | Last word of "America the Beautiful" |
| SEA | Last word of "America, the Beautiful" |
| SEA | Leviathan's home |
| SEA | Limitless quantity |
| SEA | Locale for Wynken, Blynken and Nod |
| SEA | Lunar plain |
| SEA | Main |
| SEA | Many a Melville setting, with "the" |
| SEA | Marine |
| SEA | Mariner's milieu |
| SEA | Mariner's place |
| SEA | Mariner's venue |
| SEA | Mariners' milieu |
| SEA | Maritime |
| SEA | Marlin's home |
| SEA | Marmora or Caspian |
| SEA | Massive body of water |
| SEA | Mediterranean __ |
| SEA | Mediterranean or Baltic |
| SEA | Mediterranean or Baltic, for example |
| SEA | Mediterranean, e.g. |
| SEA | Mediterranean, for instance |
| SEA | Mediterranean, for one |
| SEA | Melville novel setting |
| SEA | Melville setting |
| SEA | Members of the family Hydrophidae |
| SEA | Mermaid setting |
| SEA | Mermaid's home |
| SEA | Mermaid's milieu |
| SEA | Mermaid's realm |
| SEA | Multitude |
| SEA | Neptune's domain |
| SEA | Neptune's home |
| SEA | Neptune's realm |
| SEA | North ___ |
| SEA | Ocean |
| SEA | Offshore sight |
| SEA | One of a world septet |
| SEA | One of seven |
| SEA | One of two possibilities to Paul Revere |
| SEA | Orca's home |
| SEA | Overwhelming amount |
| SEA | Overwhelming number |
| SEA | Part of a Hemingway title |
| SEA | Pirate's domain |
| SEA | Pirate's home, with "the" |
| SEA | Pirate's place |
| SEA | Pirate's realm |
| SEA | Place for a FISH (which is a hint to this puzzle's theme) |
| SEA | Place for fish and ships |
| SEA | Place for open-water swimming |
| SEA | Place of many large schools |
| SEA | Plethora |
| SEA | Porpoise's place |
| SEA | Poseidon's domain |
| SEA | Poseidon's home |
| SEA | Poseidon's place |
| SEA | Poseidon's realm |
| SEA | Potential source of 51-Across |
| SEA | Privateer's domain |
| SEA | Proteus's domain |
| SEA | Proteus's domain, with "the" |
| SEA | Puffer's place |
| SEA | Q.E. 2 setting |
| SEA | Ray's realm |
| SEA | Realm of Proteus, in Greek myth |
| SEA | Red ___ |
| SEA | Red or Aral follower |
| SEA | Red or Black |
| SEA | Reef setting |
| SEA | Richard Henry Dana subject |
| SEA | Sailing site |
| SEA | Sailor's domain |
| SEA | Sailor's realm |
| SEA | Salt shaker? |
| SEA | Salt source |
| SEA | Salty body of water |
| SEA | Salty expanse |
| SEA | Sargasso or Salton |
| SEA | Sargasso, e.g. |
| SEA | School setting |
| SEA | See 21-Down |
| SEA | See 25-Across |
| SEA | See 34-Down |
| SEA | See 48-Down |
| SEA | See 55-Down |
| SEA | See 56-Across |
| SEA | See 59-Down |
| SEA | See 67-Down |
| SEA | See 95-Down |
| SEA | Serpent's home |
| SEA | Setting for much of Homer's "Odyssey" |
| SEA | Shark's home |
| SEA | Ship locale |
| SEA | Siren's place |
| SEA | Slew |
| SEA | Something with many arms |
| SEA | Source of rays |
| SEA | Source of water |
| SEA | South China, e.g. |
| SEA | SpongeBob's home |
| SEA | Squid's home |
| SEA | Start for bees or breeze |
| SEA | Start for cow, horse, lion, dog or wolf |
| SEA | Surfer's surface |
| SEA | Swell place |
| SEA | Swell place? |
| SEA | Tar's place |
| SEA | Tasman ___ |
| SEA | The Adriatic ___ |
| SEA | The Aegean ___ |
| SEA | The Aegean or Caribbean |
| SEA | The Baltic ___ |
| SEA | The Baltic or the Aegean |
| SEA | The Baltic, e.g. |
| SEA | The Baltic, for example |
| SEA | The Bering ___ |
| SEA | The Bering, e.g. |
| SEA | The Caribbean ___ |
| SEA | The Caribbean, e.g. |
| SEA | The Caribbean, for example |
| SEA | The Caribbean, for instance |
| SEA | The Caribbean, for one |
| SEA | The Caspian ___ |
| SEA | The Caspian ___ (large body of water) |
| SEA | The Dead ___ Scrolls |
| SEA | The Mediterranean ___ |
| SEA | The Mediterranean, for one |
| SEA | The Red or the Black |
| SEA | The briny |
| SEA | The deep |
| SEA | Triton's domain, in myth |
| SEA | Triton's realm |
| SEA | Type of horse |
| SEA | Urchin's home |
| SEA | Vacation locale, with "the" |
| SEA | Vast amount |
| SEA | Vast expanse |
| SEA | Vast expense |
| SEA | View from a boardwalk |
| SEA | View from a lighthouse |
| SEA | Wave carrier |
| SEA | Whale's domain |
| SEA | Whale's habitat |
| SEA | Whale's home |
| SEA | Whence ambergris is collected |
| SEA | Where SpongeBob SquarePants lives |
| SEA | Where SpongeBob lives |
| SEA | Where ships sail |
| SEA | Where skates glide |
| SEA | Where swelling occurs |
| SEA | Where the buoys are |
| SEA | Wide body of water |
| SEA | With 13-Down, water dweller that looks like a plant but is actually an animal |
| SEA | With 23-Across, Neptune, e.g. |
| SEA | With 23-Down, treasure hunters |
| SEA | With 31-Across, natural flavor enhancer |
| SEA | With 40-Across, meal for a wolf eel |
| SEA | With 45-Across, conger, e.g. |
| SEA | With 60-Down, big Chilean export |
| SEA | With 74-Across, coastal flier |
| SEA | Word after Caspian or Adriatic |
| SEA | Word after Dead or Red |
| SEA | Word before chest or change |
| SEA | Word before cow, horse, or lion |
| SEA | Word before dog or legs |
| SEA | Word repeated in the lyric "From ___ to shining ___" |
| SEA | Word with level or devil |
| SEA | Word with snake or quake |
| SEA | Word with water or wall |
| SEA | Yacht spot |
| SEA | Yellow ___ |
| SEA | Yellow, for one |
| SEA | ___ breeze (vodka cocktail) |
| SEA | ___ green |
| SEA | ___ legs |
| SEA | ___ of Japan |
| SEA | ___ of Tranquility (region on the Moon) |
| SEA | ___ of Tranquillity |
| SEA | ___ salt (trendy topping for caramel) |
| SEA | - |