Sea turtle under water. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3282404/free-photo-image-sea-wildlife-marine-life Free Image from public domain license
Kid with goggles holding up starfish from ocean, location unknown, 24 March 2017. View public domain image source here https://www.rawpixel.com/image/6111373/photo-image-face-public-domain-ocean Free Image from public domain license
Up + down. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3336822/free-photo-image-explore-ocean-sea-scuba-diving Free Image from public domain license
Children participate in snorkeling activities at the Alexander Springs Recreation Area, Ocala National Forest, Florida.… https://www.rawpixel.com/image/3388212/free-photo-image-algae-adventure-water Free Image from public domain license
MEDITERRANEAN SEA. Explosive Ordnance Disposal Technician 2nd Class Shawn Geiser, assigned to Explosive Ordnance Disposal… https://www.rawpixel.com/image/3393646/free-photo-image-sea-water-military-soldier Free Image from public domain license
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Italy's finest water at Amalfi Coast featuring people having tons of fun in blue sea. Original public domain image from… https://www.rawpixel.com/image/3299672/free-photo-image-beach-italy-summer Free Image from public domain license
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A woman in a white hat standing in clear waist-high water with the sea coast stretching far into the distance. Original… https://www.rawpixel.com/image/3284332/free-photo-image-beach-diving-woman Free Image from public domain license
Children participate in snorkeling activities at the Alexander Springs Recreation Area, Ocala National Forest, Florida.… https://www.rawpixel.com/image/3388265/free-photo-image-kids-snorkel-underwater-adventure Free Image from public domain license
An outstretched hand making a “telephone” gesture over the white wake left in the sea by the boat. Original public domain… https://www.rawpixel.com/image/3285749/free-photo-image-blue-summer-hand-sea Free Image from public domain license
Snorkeling at John Pennekamp Coral Reef State Park near Key Largo. Long-Time Divers Here Say That Dredging and Fill… https://www.rawpixel.com/image/8800054/photo-image-public-domain-ocean-nature Free Image from public domain license
Snorkeler Inspects One of the More Than 40 Species of Coral at John Pennekamp Coral Reef State Park near Key Largo. … https://www.rawpixel.com/image/8799772/photo-image-public-domain-ocean-nature Free Image from public domain license
Boatswain’s Mate 3rd Class Brandon Langer assigned to the Arleigh Burke-class guided-missile destroyer USS Paul… https://www.rawpixel.com/image/8708620/photo-image-public-domain-ocean-person Free Image from public domain license
Navy divers from Djibouti execute an open water dive during anti-terrorism force protection dive training as part of… https://www.rawpixel.com/image/8731963/photo-image-public-domain-ocean-people Free Image from public domain license
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Coral Bleaching. A warmer climate impacts oceans in other ways beyond rising sea levels; coral reefs such as this one in… https://www.rawpixel.com/image/4036950/photo-image-ocean-person-nature Free Image from public domain license
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Snorkeler Observes the Coral and Sea Life at the John Pennekamp Coral Reef State Park near Key Largo. Water Clarity Has… https://www.rawpixel.com/image/8765926/photo-image-vintage-ocean-nature Free Image from public domain license
Belize Defense Force Petty Officer 3rd Class Abraham Hinds signals the lead diver during a training dive with U.S. Sailors… https://www.rawpixel.com/image/3317830/free-photo-image-aqua-scuba-belize-city-coast-guard-service Free Image from public domain license
Children participate in snorkeling activities at the Alexander Springs Recreation Area, Ocala National Forest, Florida.… https://www.rawpixel.com/image/3388194/free-photo-image-environmental-conservation-activities-alexander-springs-recreation-area Free Image from public domain license
U.S. Navy Chief Navy Diver Kevin Chinn performs a training dive off the pier of the Mobile Diving and Salvage Unit (MDSU) 1… https://www.rawpixel.com/image/3317800/free-photo-image-aqua-scuba-cc0-creative-commons Free Image from public domain license
Koko Head Park in the Hanauma Bay marine life conservation district is a popular snorkeling and skin diving spot. All marine… https://www.rawpixel.com/image/8765757/photo-image-vintage-woman-mountain Free Image from public domain license
Koko Head Park in the Hanauma Bay marine life conservation district is a popular snorkeling and skin diving spot. All marine… https://www.rawpixel.com/image/8770713/photo-image-vintage-person-water Free Image from public domain license
A Scientist From the Shell Oil Company Surfaces after a Snorkeling Expedition to Study the Coral Formations Beneath the… https://www.rawpixel.com/image/8765971/photo-image-vintage-ocean-water Free Image from public domain license
Boatswain’s Mate 3rd Class Brandon Langer assigned to the Arleigh Burke-class guided-missile destroyer USS Paul… https://www.rawpixel.com/image/8708604/photo-image-public-domain-ocean-person Free Image from public domain license
Expert U.S. Navy divers teach foreign partners how to perform diver communication techniques using line pull signals during… https://www.rawpixel.com/image/8708482/photo-image-public-domain-ocean-person Free Image from public domain license
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U.S. Marine Corps Sgt. Travis Hough, with Black Sea Rotational Force (BSRF) 12, swims to the dive platform during training… https://www.rawpixel.com/image/3319307/free-photo-image-apparel-aqua-scuba-black-sea Free Image from public domain license
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Drone aerial view of people snorkeling at the coral reef in Indonesia. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3303213/free-photo-image-adventure-aerial-view-animal Free Image from public domain license
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Cayo Cangrejo, Colombia. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3299902/free-photo-image-wallpaper-island-beach-images-pictures Free Image from public domain license
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Children participate in snorkeling activities at the Alexander Springs Recreation Area, Ocala National Forest, Florida.… https://www.rawpixel.com/image/3389168/free-photo-image-animal-aquatic-cc0 Free Image from public domain license
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North Central Province, Maldives. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3304392/free-photo-image-snorkeling-adventure-cc0 Free Image from public domain license
U.S. Navy Information System Technician 3rd Class Juan Luis R. Miranda puts Information System Technician 3rd Class Rob… https://www.rawpixel.com/image/3317922/free-photo-image-apparel-bikini-cc0 Free Image from public domain license
U.S. Navy Aviation Ordnanceman 2nd Class Joshua Conway, left, and Operations Specialist 3rd Class Nicholas McGrady, right… https://www.rawpixel.com/image/8727761/photo-image-public-domain-person-bird Free Image from public domain license
U.S. Navy Diver 1st Class John Neal, assigned to Mobile Diving and Salvage Unit 2, inspects a damaged pier Jan. 25, 2010, in… https://www.rawpixel.com/image/3318985/free-photo-image-animal-apparel-aqua-scuba Free Image from public domain license
McKinney FireSiller helicopter 37S dipping snorkel to fill with water on the McKinney Fire in California. Photo by Klamath… https://www.rawpixel.com/image/9653346/photo-image-person-fire-public-domain Free Image from public domain license
Bahamas Snorkel. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3288260/free-photo-image-adventure-animal-aquatic Free Image from public domain license
Children participate in snorkeling activities at the Alexander Springs Recreation Area, Ocala National Forest, Florida.… https://www.rawpixel.com/image/3389160/free-photo-image-aqua-scuba-cc0-creative-commons Free Image from public domain license
Children participate in snorkeling activities at the Alexander Springs Recreation Area, Ocala National Forest, Florida.… https://www.rawpixel.com/image/3389157/free-photo-image-animal-aqua-scuba-aquatic Free Image from public domain license
Snorkeling at John Pennekamp Coral Reef State Park near Key Largo. Long-Time Divers Here Say That Dredging and Fill… https://www.rawpixel.com/image/8803084/photo-image-person-ocean-nature Free Image from public domain license
Children participate in snorkeling activities at the Alexander Springs Recreation Area, Ocala National Forest, Florida.… https://www.rawpixel.com/image/3391096/free-photo-image-animal-aquatic-bird Free Image from public domain license
U.S. Navy Construction Mechanic 3rd Class Danial Nichols, assigned to Construction Dive Detachment Alpha, Underwater… https://www.rawpixel.com/image/3318419/free-photo-image-adventure-america-aqua-scuba Free Image from public domain license
U.S. Navy Search and Rescue swimmers train in a pool at Naval Base San Diego, Calif., April 26, 2012, during Pacific… https://www.rawpixel.com/image/3318477/free-photo-image-animal-calif-cc0 Free Image from public domain license
An Afghan commando with the 3rd Tolai, 6th Special Operations Kandak sets up security at a landing zone prior to conducting… https://www.rawpixel.com/image/3318050/free-photo-image-adventure-afg-afghanistan Free Image from public domain license
Coast Guard Academy Underwater Hockey TeamU.S. Coast Guard Academy Third Class Cadet Harrison Carter swims toward the center… https://www.rawpixel.com/image/5977124/photo-image-public-domain-person-water Free Image from public domain license
Builder 1st Class Khiaro Promise, assigned to Underwater Construction Team 1, plays tic-tac-toe with a visitor at a diving… https://www.rawpixel.com/image/3317963/free-photo-image-adventure-apparel-aqua-scuba Free Image from public domain license
Shell Oil Scientists on a Snorkeling Expedition at John Pennekamp Coral Reef State Park near Key Largo. They Are Studying… https://www.rawpixel.com/image/8770130/photo-image-face-people-sunglasses Free Image from public domain license
SPLIT, Croatia (Dec. 5, 2015) Explosive Ordnance Disposal Technician 1st Class Kristen Jacobson, left, and Explosive… https://www.rawpixel.com/image/3399379/free-photo-image-animal-aqua-scuba-aquatic Free Image from public domain license