- SCUBA
- Diver's gear
- Treasure hunter's gear
- Don't hold your breath for it!
- Acronym on Caribbean vacations that's not really an acronym anymore
- Type of gear that helps you take some deep breaths
- Diving gear
- Go deep, say
- Device with a rebreather
- Gear for Cousteau
- Aquanaut's gear
- 1943 invention
- Aqualung
- Go under?
- Inspirational device?
- ___ mask
- Go under for a while?
- Sea-diving acronym
- Diving acronym
- Deep-sea diver's gear
- Diver's device
- Diver's acronym
- One way to get into deep water
- Useful thing for someone taking a dive?
- Gear for a diver
- Deep-sea diver's device
- Diver's equipment
- Equipment for a diver
- Dive among coral reefs, say
- Take a dive?
- Frogman's gear
- Sea Hunt gear
- Frogman's acronym
- Diver's tank
- Underwater tank
- Certain explorer's gear
- Explore reefs, in a way
- Dive, in a way
- Diver's apparatus
- Gear for shipwreck hunters
- Salvage crew acronym
- Reef explorer's gear
- __ diver
- Tank to go under
- PADI certification activity
- Underwater gear
- Cousteau invention
- Underwater swimmer's gear
- One way to swim
- Underwater device
- Explore a reef
- Breathing aid
- Deep-sea diving gear
- Underwater diver's gear
- Free-diving alternative
- Skin diver's gear
- Swim around a coral reef
- Go undersea exploring
- Diver's outfit
- Activity using tanks
- Exploration acronym
- Inspirational assistance
- Take a dive, perhaps
- Explore the reef
- Swim with the fishes
- Skin diving term.
- Diving apparatus.
- Skindiver's rig.
- Popular kind of diving.
- Kind of diver.
- Certain diver
- Form of diving
- Water gear
- Swimmer's gear
- Diver's need, at times
- Self-contained underwater breathing apparatus
- Underwater apparatus
- Cousteau's gear
- Gear type
- Kind of tank
- Marine tank
- Take a breather?
- Air supplier
- Look at coral reefs, maybe
- Swim with the fishes, say
- Equipment for deep diving
- Deep-sea diver's equipment
- Do a school visit, maybe?
- Recreational device that holds 35-Down
- Enjoy some rays?
- Kind of gear for a diver
- Swim with the fishes, maybe
- Diver's accouterments
- Seaside rental
- Subject of lessons at an island resort
- Take a dive, maybe
- With 84-Across, diver's gas cylinder
- ___ diving
- Underwater diving gear
- Snorkeling upgrade
- Underwater breathing apparatus
- Breathing device
- Go deep, perhaps
- Underwater breathing aid
- Diving gear, briefly
- Underwater gear, briefly
- Aqua Lung gear
- Gear for exploring a coral reef
- Caribbean gear
- Mike Nelson's gear
- Underwater activity
- Snorkel alternative
- Underwater breathing gear
- Deep-sea diver's need
- Apparatus with a wetsuit
- Activity suggested by the last parts of 17- and 53-Across and 11- and 25-Down
- Word before "tank" or "diver"
- Diving equipment acronym
- Gear for some "Shark Week" observers
- Shortened word after black or photo
- Get deep, in a way
- Aquatic acronym
- Diving device
- Go deep, in a way
- Activity with tanks
- Source of deep breaths
- Tank acronym
- Aquatic activity
- See the Great Barrier Reef, perhaps