Dive sites, seasons and marine life — researched, mapped, planned.
Menu
Destinations Dive Sites Marine Life Wrecks News
Plan a trip Trip planner When to dive Cost calculator Comparisons Marine-life calendar Water temperature Liveaboards Operators & resorts Marine parks Hyperbaric chambers World map
Regions Australia, New Zealand & East AsiaCaribbean & Western AtlanticEurope, Atlantic & MediterraneanIndian Ocean & East AfricaPacific Islands & MicronesiaRed Sea & Middle EastSoutheast Asia & Coral TriangleThe Americas & Eastern Pacific Countries
Learn & Tools All guides Certifications Gear guides Videos Ask the Data AI Agents API
About About us Methodology Disclaimer Contact
Your view
★ Saved

Your starred destinations, sites and species — stored in this browser.

API GATEWAY

Free read-only JSON access to the atlas's cached data.

Dark mode

🧭 Guided View
New to diving — depths, currents, certification levels? We explain every term as you browse, in plain English. Same data, with the help built in.

⚡ Expert View
You already know the difference between a wall and a drift. Just the data — clean, fast and compact. This is the default view.

Interface language

The ocean, this week

AI-generated illustration

Real articles from reputable dive and ocean publishers. Every item names its source and links straight to the original — we aggregate, we never rewrite someone's reporting as our own.

All DivingOcean

Chicago’s Only Black Dive Club Partners With Diveheart

One of scuba therapy nonprofit Diveheart's recent trips included the Windy City Seals, the only Black dive club in Chicago, Illinois.

DeeperBlue ↗ · 18:00 UTC · Diving

5 Things Every First-Time Freediving Competitor Should Know

Heading into your first freediving competition? Here are a few things worth knowing before you show up, from surface protocol to timing to…

DeeperBlue ↗ · 14:00 UTC · Diving

Ocean Advocates Condemn Bill Passage That Would Delay North Atlantic Right Whale Protections

The US House of Representatives has voted to pass legislation which would further delay protections for critically endangered North…

DeeperBlue ↗ · 06:00 UTC · Diving

Inside Australia’s $34m shark drone program – video

Under a $34m initiative by the New South Wales state government which rolled out on 1 July, all 38 of Sydney’s ocean beaches, including…

The Guardian — Marine life ↗ · Sep 01 · Ocean

Vitamarinaweb Launches Its New Digital Marine Species Atlas

A new. free, global digital marine species atlas called "Vitamarinaweb" is now live.

DeeperBlue ↗ · Sep 01 · Diving

Is flying a shark drone a boring job? Possibly – until suddenly it isn’t

Taha Kafil-Hussain flies a drone above Coogee beach. Mostly he zooms in on seaweed or turtles – but occasionally he spots a shark and…

The Guardian — Marine life ↗ · Sep 01 · Ocean

Could humans ever communicate with whales? - podcast

Ever since the earliest known recording of whale song was made in 1949 , researchers have been captivated by the wails, rumbles, clicks…

The Guardian — Marine life ↗ · Sep 01 · Ocean

Could humans ever communicate with whales? - video

Ever since the earliest known recording of whale song was made in 1949 , researchers have been captivated by the wails, rumbles, clicks…

The Guardian — Marine life ↗ · Sep 01 · Ocean

Ukrainian scuba diver dies off Malta

A 48-year-old Ukrainian scuba diver has died after getting into difficulty during a dive off Sliema, Malta. The incident occurred […] The…

Dive Magazine ↗ · Sep 01 · Diving

Could this humble sea sponge clean up the world’s ports?

The chicken liver sponge has sailed through a test of its ability to filter pollutants in a harbour in Spain’s Costa Brava In the polluted…

The Guardian — Oceans ↗ · Sep 01 · Ocean

SSI Releases Completely Redesigned MySSI App

Scuba Schools International has released a completely redesigned MySSI App.

DeeperBlue ↗ · Sep 01 · Diving

Clark’s Cay Completes Adaptive Cabanas Improvements

Cabanas on Clark’s Cay announced the completion of an extensive resort-wide redevelopment aimed at adaptive scuba divers on the island of…

DeeperBlue ↗ · Aug 31 · Diving

Sound Reveals Dolphins’ Social and Hunting Spots

Researchers have discovered new ways in which coastal dolphins use sound to hunt and socialize along Florida’s Atlantic coast.

DeeperBlue ↗ · Aug 31 · Diving

‘It was like fighting a dinosaur’: Sydney shark attack survivor recalls left hook that helped save her life

Leah Stewart, who was bitten while swimming at Coogee beach, says she asked herself ‘which limb am I willing to lose’ as she fought back An…

The Guardian — Marine life ↗ · Aug 31 · Ocean

Leopard Seal Archive Helps Unlock Species’ Secrets

Researchers have used a century-old museum specimen to unlock the secrets of Antarctica’s apex predator, the leopard seal.

DeeperBlue ↗ · Aug 30 · Diving

‘Tiny bit of rain and the sewage comes’: Brighton swimmers vent fury at sea pollution

Checking for sewage spills has become as normal as checking the weather forecast, say swimmers on East Sussex beaches South West Water has…

The Guardian — Oceans ↗ · Aug 30 · Ocean

Researchers Recorded Second-Smallest Hypoxic Zone In Northern Gulf of Mexico

Researchers have found that the 2026 hypoxic zone in the northern Gulf of Mexico is the second smallest one since records began.

DeeperBlue ↗ · Aug 30 · Diving

NOAA Seeking Comments For Deep Sea Mining Project

The US National Oceanic and Atmospheric Administration (NOAA) announced that a 60-day public comment window is open for a deep-sea mining…

DeeperBlue ↗ · Aug 29 · Diving

US officials urge swimmers to be cautious amid surge in drowning deaths

Recent deadly water-related incidents amid heatwave leads National Park Service to issue water-safety reminders As a heatwave continues to…

The Guardian — Oceans ↗ · Aug 29 · Ocean

Iron Can Help Remove CO2 From The Ocean But Could Damage Nature

Researchers at the Technical University of Denmark (DTU Aqua) have published new findings looking at the trade-offs of ocean iron…

DeeperBlue ↗ · Aug 29 · Diving

Country diary: We’re going on a nurdle hunt | Richard Smyth

Whitley Bay, North Tyneside: A huge community effort is under way to clear up a spill of these disastrously resilient beads. We take a…

The Guardian — Marine life ↗ · Aug 29 · Ocean

NOAA Announces American Samoa Deep Exploration Expedition

NOAA Ocean Exploration announced two deep-sea expeditions to map and survey the seafloor around American Samoa aboard the NOAA Ship Okeanos…

DeeperBlue ↗ · Aug 28 · Diving

Dolphin dies from H5 bird flu in SA as researchers withdrawn from sub-Antarctic island over ‘psychosocial risk’

Expeditioners at research station on Macquarie Island will be evacuated over possible ‘psychological stress’, while 100 dead little…

The Guardian — Marine life ↗ · Aug 28 · Ocean

Freediver Sanda Delija To Feature In Upcoming Documentary ‘The Call’

Croatian freediver Sanda Delija says she loves her sport because of the challenge of testing one's limits while being as calm and relaxed…

DeeperBlue ↗ · Aug 28 · Diving

Shark Diving Masterclasses in South Africa Set For May and June 2027

If diving among sharks in the waters off South Africa has been on your bucket list, David Diley and South Coast Diving Co. might have just…

DeeperBlue ↗ · Aug 27 · Diving

Aggressor Adventures launches 333 Flash Sale – 33% off for next 3 days

Aggressor Adventures has announced its newest limited-time promotion, ‘The 333 Flash Sale‘, a 3-day booking window to earn a 33 […] The…

Dive Magazine ↗ · Aug 27 · Diving

DIVE’s Big Shot Manmade – win an Aggressor Adventures liveaboard trip

Enter your best pictures of man-made underwater objects for the chance to win an Aggressor Adventures liveaboard trip to Komodo […] The…

Dive Magazine ↗ · Aug 27 · Diving

How decoding beluga whales’ chitchat may save them – and teach us more about ourselves

From humpbacks learning the latest songs to sperm whales’ ‘clan codas’, drones and AI learning are helping reveal another dimension to the…

The Guardian — Oceans ↗ · Aug 27 · Ocean

Aggressor Adventures Launches ‘333 Flash Sale’ Offering 33% Savings Across Select Destinations

Aggressor Adventures today announced its newest limited-time promotion, "The 333 Flash Sale" — a three-day booking window, for 33% off…

DeeperBlue ↗ · Aug 27 · Diving

Nataliia Zharkova Takes Home Gold On Final Day of CMAS Depth World Championships

Ukrainian freediver Nataliia Zharkova closed out the final day of the CMAS Depth World Championships by taking home the gold medal.

DeeperBlue ↗ · Aug 27 · Diving

A New Report Reveals Plastic Bottles and Caps Are The Most Prevalent Pollutants Worldwide

The Ocean Conservancy today released results from the 2025 International Coastal Cleanup (ICC), revealing that volunteers collected…

DeeperBlue ↗ · Aug 26 · Diving

Trump’s deep-sea mining plan flouts international law | Letter

Britain and other signatories to the UN convention on the law of the sea should protest against US proposal to lease seabed for mining…

The Guardian — Oceans ↗ · Aug 26 · Ocean

Humpback whale songs change with their dives

New research has found that whale song may be related to the animal’s movements, with individual sections of a song […] The post Humpback…

Dive Magazine ↗ · Aug 26 · Diving

1.3m plastic bottles collected in a day in global volunteer ocean cleanup

Ocean Conservancy says last year’s cleanup collected 13.9m pieces of rubbish from beaches and rivers worldwide More than 1.3m plastic…

The Guardian — Oceans ↗ · Aug 26 · Ocean

Australia’s Unique Frogfish

Australia’s Unique Frogfish My Minion Wed, 26/08/2026 - 12:20 Many divers travel to Indonesia and the Philippines in the hope of seeing…

X-Ray Mag ↗ · Aug 26 · Diving

Octopus Boom! The UK octopus bloom of 2025

The summer of 2025 saw an extraordinary surge in the octopus population along Britain’s south-western coast, providing divers, scientists…

Dive Magazine ↗ · Aug 26 · Diving

Crucible, Part II: The Technical Diving Revolution

Crucible, Part II: The Technical Diving Revolution Simon Pridmore Wed, 26/08/2026 - 10:09 This is the second part of a two-part series…

X-Ray Mag ↗ · Aug 26 · Diving

Avelo Launches New Entry-Level Diver Course

Avelo has launched Avelo Diver, the company's new entry-level course for people with no prior scuba certification.

DeeperBlue ↗ · Aug 26 · Diving

Fears for ‘gregarious’ local celebrity Sammy the elephant seal in Victorian bird flu hotspot

Seals and sea lions often communicate by touch and share spaces with wild birds, placing them at risk of infection from H5N1 virus Follow…

The Guardian — Marine life ↗ · Aug 26 · Ocean

Alexey Molchanov Sets New BiFins Record at CMAS Depth World Championships

Russian freediver Alexey Molchanov continued his dominance of the CMAS Depth World Championships in Roatan, Honduras with another men's…

DeeperBlue ↗ · Aug 25 · Diving

DiveBookings.com Aims To Connect Divers to Global Experiences With a Single Click

DiveBookings.com has announced its global launch, introducing an online, curated and comprehensive database of scuba diving, freediving and…

DeeperBlue ↗ · Aug 25 · Diving

North Sea, Nature Untamed movie explores the hidden marine wilderness on Britain’s doorstep

North Sea, Nature Untamed, a new documentary exploring the marine wildlife of the North Sea, is set to be released […] The post North Sea…

Dive Magazine ↗ · Aug 25 · Diving

‘Small changes can make a big difference’: how getting farmers, fishers and beavers together could save a Cornish river

A local initiative is testing simple ways to stop algal blooms in the River Fal threatening some of England’s most biodiverse marine…

The Guardian — Oceans ↗ · Aug 25 · Ocean

Tickets For Diving Talks 2026 Now Available For Purchase

If you're a diver and traveling to Portugal has been on your bucket list, tickets for the next Diving Talks conference in Lisbon are now…

DeeperBlue ↗ · Aug 25 · Diving

Sydney shark attack survivor describes moment she came to face-to-face with ‘monster’

In her first media interview since the June incident, Leah Stewart, 34, says her thoughts while being bitten were of her one-year-old…

The Guardian — Marine life ↗ · Aug 25 · Ocean

Kateryna Sadurska Nabs Second Gold At CMAS Depth World Championships

Ukraine's Kateryna Sadurska earned her second women's gold medal at the CMAS Depth World Championships in Roatan, Honduras, this time in…

DeeperBlue ↗ · Aug 25 · Diving

Dolphins’ Breath Could Show How Healthy They Are

Researchers have developed a groundbreaking, non-invasive method to track pathogens in dolphins by analyzing breath expelled through their…

DeeperBlue ↗ · Aug 24 · Diving

World’s oceans hit hottest temperature on record in August

Average sea surface temperature outside polar regions was 21.1C on Saturday, latest data finds The world’s oceans were hotter than ever…

The Guardian — Oceans ↗ · Aug 24 · Ocean

Six foreign dive instructors arrested in Koh Tao work permit crackdown

Six foreign scuba diving instructors have been arrested on the island of Koh Tao, Thailand, during an operation by Thai […] The post Six…

Dive Magazine ↗ · Aug 24 · Diving

Diver dies during recreational dive off Alvor, Portugal

A 56-year-old man has died after suffering a cardiorespiratory arrest while recreational diving off the Algarve coast in southern Portugal.…

Dive Magazine ↗ · Aug 24 · Diving

Hammerhead Heaven – on board the Cocos Island Aggressor

Richard Aspinall explores the rich life of Jacques Cousteau’s ‘most beautiful island in the world’ during an unforgettable trip on […] The…

Dive Magazine ↗ · Aug 24 · Diving

Human Health Can Be Affected By Marine Heatwaves

Researchers have found that prolonged ocean temperature spikes can directly threaten human health and coastal well-being.

DeeperBlue ↗ · Aug 24 · Diving

Gennady Roshchin Nabs Another CMAS Masters World Record

Italy's Gennady Roshchin continued his good form at the CMAS Depth World Championships in Roatan, Honduras with a second men's masters…

DeeperBlue ↗ · Aug 23 · Diving

Shore Diver Specialty Course Launched By Buddy Dive Bonaire

Buddy Dive Resort Bonaire has launched a new Bonaire Shore Diver Specialty Course.

DeeperBlue ↗ · Aug 23 · Diving

Australia’s marine parks protect ‘places no one goes’ rather than fragile waters near the mainland, scientists say

Hundreds of experts write to environment minister calling for stronger protections for ‘unique and distinct’ marine ecosystems Sign up for…

The Guardian — Oceans ↗ · Aug 23 · Ocean

Six Foreign Dive Instructors Arrested on Koh Tao

Six Foreign Dive Instructors Arrested on Koh Tao Chief minion Sun, 23/08/2026 - 15:35 Dive Industry News and Matters Thai authorities have…

X-Ray Mag ↗ · Aug 23 · Diving

Electricity Used To Extract Magnesium Salt From Seawater

Researchers reporting in ACS Energy Letters have announced a novel electrochemical technique for harvesting magnesium directly from…

DeeperBlue ↗ · Aug 23 · Diving

Costa Rica’s Deep-Sea Seamounts Home To A New Octocoral Species

Scientists have identified an entirely new family of octocoral while exploring Pacific seamounts off Costa Rica.

DeeperBlue ↗ · Aug 22 · Diving

Young country diary: Crabbing then fish and chips – a perfect beach day | Aled

Whitstable, Kent: I knew that they like bacon to eat so we put some it our nets – and it worked After a long day at the beach in the sun…

The Guardian — Marine life ↗ · Aug 22 · Ocean

‘It’s pretty much a guarantee you’ll get stung’: jellyfish keep swimmers off Delaware beaches

Beach patrols report hundreds of stings a day as warmer waters and drought create favorable conditions for jellyfish An unusually high…

The Guardian — Oceans ↗ · Aug 22 · Ocean

In-house

Atlas data briefs

Written in-house from the atlas's own data (seasons turning over, what's entering its best months). AI-assisted, clearly labeled, and never presented as reporting.

Atlas data brief · 05:35 UTC September dive conditions: Red Sea, Indonesia and Galapagos at peakIn September, Sharm El Sheikh and Ras Mohammed (/destination/sharm-el-sheikh) and Komodo (/destination/komodo) both reach top rating, alongside the Galapagos Islands (/destination/galapagos) and Bali (/destination/bali). Species windows opening this month include oceanic whitetip sharks at the Brothers and Daedalus reefs and whale sharks off Tofo Beach. In October, the Seychelles (/destination/seychelles) moves into its second calm season window, historically its strongest month for whale shark sightings.
Atlas data brief · Sep 01 September dive conditions: Galapagos, Komodo and Bonaire at peakIn September, Galapagos (/destination/galapagos), Komodo (/destination/komodo), Bonaire (/destination/bonaire), and Bali (/destination/bali) all sit at their seasonal best. Looking ahead, the Seychelles (/destination/seychelles) moves into its second calm window in October, historically its most reliable month for whale sharks. Oceanic and reef manta rays are also opening their season in Raja Ampat, while oceanic whitetip sharks become more reliably sighted off the Brothers, Daedalus, and St. John's reefs.
Atlas data brief · Aug 31 August Peak Destinations and What Opens in SeptemberSix destinations hit peak rating in August, including Bali and Nusa Penida (/destination/bali), Sipadan and Mabul (/destination/sipadan), Komodo (/destination/komodo), and the Riviera Maya cenotes (/destination/riviera-maya-cenotes). Looking ahead, the Banda Sea and Ambon (/destination/banda-sea) jumps from a 2 to a 4 in September as its main season opens and hammerhead encounters pick up. British Columbia (/destination/british-columbia) also improves slightly as September arrives.
Atlas data brief · Aug 31 August dive conditions: six destinations at peak, two more opening in SeptemberAugust rates Bali (/destination/bali), Sipadan (/destination/sipadan), Komodo (/destination/komodo), and the Riviera Maya cenotes (/destination/riviera-maya-cenotes) at their seasonal best. Looking ahead, the Banda Sea (/destination/banda-sea) moves from limited to good conditions in September, with hammerhead encounters picking up as the main season opens. British Columbia (/destination/british-columbia) also improves next month. No new species windows are flagged opening at this time.

Australia, New Zealand & East Asia

Cairns & the Ribbon ReefsNingaloo ReefCoral Sea & Osprey ReefOkinawa & the Kerama IslandsPoor Knights IslandsTownsville & the YongalaGreen IslandIzu Peninsula

Caribbean & Western Atlantic

BonaireCozumelRiviera Maya & the CenotesBelize Barrier ReefGrand CaymanIsla Mujeres & CancúnRoatánTiger Beach & Grand Bahama

Europe, Atlantic & Mediterranean

Malta & GozoSilfra & IcelandThe AzoresCanary IslandsLarnaca & the ZenobiaScapa FlowArctic NorwayMadeira

Indian Ocean & East Africa

North & South Malé AtollsAri AtollBaa Atoll & Hanifaru BayAliwal Shoal & UmkomaasMafia IslandMauritiusSeychellesSodwana Bay

Pacific Islands & Micronesia

PalauChuuk (Truk) LagoonFakaravaKona, HawaiʻiRangiroaTaveuni & Rainbow ReefBeqa Lagoon & Pacific HarbourEspiritu Santo

Red Sea & Middle East

Sharm El Sheikh & Ras MohammedBrothers, Daedalus & St John'sDahabHurghada & El GounaMarsa Alam & the Deep SouthAqabaDaymaniyat IslandsMusandam Peninsula

Southeast Asia & Coral Triangle

Bali & Nusa PenidaKomodoRaja AmpatSipadan & MabulAnilaoCoronKoh TaoLembeh Strait

The Americas & Eastern Pacific

Galápagos IslandsCocos IslandFlorida KeysSea of Cortez & Cabo PulmoSocorro & the RevillagigedosBritish ColumbiaCalifornia Channel IslandsCosta Rica Pacific Coast