Costa del Montgrí
Mainland Montgrí coast at L'Estartit with limestone cliffs, swim-through tunnels, a 60 m natural cave and two wrecks, outside the Medes reserve fee zone.
22 dive sites5 dive centers
Your guide to Spain's best dive sites
In-depth dive guides, growing with every diver who shares one.
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Costa Brava
Mediterranean diving from Barcelona to Cap de Creus
Costa del Maresme
Barcelona's everyday diving coast: parallel rocky bars, a sunken fish farm, and dredger wrecks within a 30 minute drive of the city.
19 dive sites4 dive centersFeatured
Tossa de Mar
Costa Brava's shore-diving capital: a granite coast of calas and pinnacles with resident seahorse colonies, multiple independent centres, and no reserve permits.
14 dive sites10 dive centers
Palamós
Central Costa Brava dive cluster built around a working fishing port, with the Boreas wreck, Ullastres gorgonian walls, and the Formigues archipelago.
10 dive sites10 dive centersFeatured
Illes Medes
Seven-islet limestone archipelago off L'Estartit, the Spanish Mediterranean's flagship marine reserve with tame groupers, gorgonian walls and tunnel systems.
10 dive sites9 dive centersFeatured
Begur
Granite headland on the central Costa Brava with gorgonian walls, an offshore pinnacle to 60 m, and Roman amphorae in the shore-dive cove.
8 dive sites11 dive centers
Cap de Creus
Spain's easternmost peninsula: Paleozoic schist and pegmatite walls, caves, and the pinnacle of Massa d'Or inside Catalonia's first marine natural park.
7 dive sites4 dive centers
Sant Feliu de Guíxols
Sheltered Costa Brava bay with a six-tunnel limestone cave complex at Port Salví and a year-round local operator when neighbours close for winter.
6 dive sites5 dive centers
More from Spain
Dive areas across Andalucía, Murcia, and the islands
Tenerife
Canary Islands
Volcanic Atlantic diving around Tenerife: basalt walls and lava tunnels in the north and west, sheltered bays with turtles and angel sharks in the south.
34 dive sites38 dive centers
Gran Canaria
Canary Islands
Year-round subtropical Atlantic diving off Gran Canaria: volcanic reefs, arches and wrecks, a Natura 2000 marine site, and winter angel sharks.
19 dive sites18 dive centers
Mallorca
Balearic Islands
Mallorca diving spans reef, cave and wreck across five coastal zones, anchored by tame groupers and marine reserves off the Calvià coast.
17 dive sites14 dive centers
Alicante
Valencian Community
Costa Blanca diving built around two marine reserves, Tabarca and Cabo de San Antonio, plus Marina Alta's caves and the Penyon de Ifach's walls.
13 dive sites23 dive centers
Lanzarote
Canary Islands
Volcanic Atlantic island with year-round shore diving at Playa Chica, an angel shark stronghold, and Europe's first underwater sculpture museum.
10 dive sites6 dive centers
Ibiza
Balearic Islands
Balearic island with 200km of coastline offering caves, walls, the Don Pedro wreck, gorgonian forests, and UNESCO-protected Posidonia meadows.
10 dive sites5 dive centers
La Herradura
Costa Tropical
Sheltered horseshoe bay on Andalusia's Costa Tropical, from calm coves to 40 m wall dives along the Maro-Cerro Gordo cliffs.
10 dive sites4 dive centers
El Hierro
Canary Islands
Westernmost Canary Island with the Canary Islands' first marine reserve (1996), twin-pinnacle dive at El Bajon, and Europe's only smalltooth sand tiger shark aggregation.
9 dive sites4 dive centers
Cabo de Palos
Murcia
Murcia marine reserve where submarine mountains and historic wrecks concentrate some of the Mediterranean's densest fish aggregations.
8 dive sites8 dive centers
Cabo de Gata
Costa de Almería
Volcanic marine reserve in Almería with caves, craters, and a 1928 wreck. Andalusia's warmest Mediterranean diving and close to year-round.
8 dive sites2 dive centers
Menorca
Balearic Islands
Balearic island with UNESCO status, two marine reserves, a 1929 wreck at 38-40m, and the most concentrated cave system in the archipelago.
8 dive sites10 dive centers
Tarifa
Costa de la Luz
An island at continental Europe's southern tip where the Atlantic meets the Mediterranean: walls, wrecks, a kelp forest, and strong tidal currents.
6 dive sites3 dive centers
Marbella
Costa del Sol
Costa del Sol resort diving where murky nearshore water contrasts with Las Bóvedas, an offshore seamount at 18-40m with 20m+ visibility and pelagics.
3 dive sites1 dive centers
Formentera
Balearic Islands
Smallest Balearic island, celebrated for posidonia-filtered clarity, the Es Freus Marine Reserve, and La Plataforma artificial reef.
3 dive sites3 dive centers
Dive centers
Trusted local operators across our covered areas
Posidonia Dive
SSI Diamond Instructor Training Center at Port Balis marina, 35 km north of Barcelona, running 24 boat dive sites on the Maresme coast year-round.
SSI7 services3 languages
Tritón Diving Llafranc
Family-owned dive center in Llafranc since 1979, with 4.9/5 on 717 Google reviews, covering 11 sites across two Costa Brava dive areas.
SSI5 services5 languages
YellowSub Tarifa
Family-run PADI 5-Star Dive Resort in Tarifa harbour, the Parque Natural del Estrecho information point, with short boat dives around Isla de las Palomas.
PADI4 services3 languages
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Each grey dot is a dive region in our catalogue. The 44 highlighted are live area guides you can open today - the rest are mapped and waiting to be written.
Marine life
53 families with underwater photos from our dives
Nudibranchs & sea slugs
136 species · 116 photos
Sea fans & gorgonians
6 species · 58 photos
Sea anemones
20 species · 52 photos
Moray eels
9 species · 47 photos
Scorpionfish
11 species · 47 photos
Lobsters
9 species · 43 photos
Crabs
19 species · 38 photos
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Spotlight: Egypt
World-class Red Sea diving from coral gardens to historic wrecks
Sharm El Sheikh
South Sinai Governorate
Southern Sinai dive hub where Ras Mohammed walls, Straits of Tiran reefs, and the SS Thistlegorm wreck share year-round Red Sea warmth.
20 dive sites16 dive centers
Hurghada
Red Sea Governorate
Egypt's busiest Red Sea hub, pairing the Abu Nuhas wreck graveyard with shallow Giftun reefs and a resident dolphin pod at Sha'ab El Erg.
16 dive sites16 dive centers
Dahab
South Sinai Governorate
Egypt's laid-back Red Sea shore-diving town on the Gulf of Aqaba: walk-in reefs, canyons, the famous Blue Hole, and trimix depths, all without a boat.
14 dive sites
Marsa Alam
Red Sea Governorate
Egypt's quiet southern Red Sea hub for dugong bays at Abu Dabbab, oceanic whitetips at Elphinstone, and the protected spinner-dolphin reef at Samadai.
11 dive sites19 dive centers
St John's Reefs
Red Sea Governorate
Egypt's southernmost Red Sea reef complex near the Sudanese border, liveaboard-only: coral gardens, light-filled cavern swim-throughs and shark pinnacles.
6 dive sites19 dive centers
Hamata
Red Sea Governorate
Egypt's southernmost dive base and gateway to the Fury Shoals reefs, where day-boats and liveaboards share dolphin lagoons, sunlit caverns and offshore walls.
5 dive sites18 dive centers
The Brothers
Red Sea Governorate
Offshore Red Sea island duo reached only by liveaboard, with sheer coral walls, reliable oceanic whitetips, seasonal hammerheads and two historic wrecks.
4 dive sites17 dive centers
Safaga
Red Sea Governorate
Calmer mainland Red Sea day-boat town south of Hurghada, known for the Salem Express memorial wreck, the Abu Kafan wall and Panorama Reef drift dives.
4 dive sites11 dive centers
Daedalus Reef
Red Sea Governorate
Egypt's most remote offshore Red Sea reef: a lighthouse-crowned seamount, liveaboard-only, famed for schooling hammerheads and oceanic whitetips.
3 dive sites18 dive centers
Rocky Island & Zabargad
Red Sea Governorate
Egypt's Deep South offshore pair: tiny current-swept Rocky Island for pelagic sharks, larger Zabargad for turtle bays and a Cold War wreck. Liveaboard only.
3 dive sites15 dive centers
Jouni Kuisma
Diver, underwater photographer, and nature enthusiast turning years of logbooks, photos, and species notes into something useful for other divers. DiveCodex grew out of a personal obsession with documenting every dive — and the goal is for it to become a place where other divers contribute their experience too.
Active diver
Costa Brava home waters, with regular diving across the Mediterranean and Atlantic
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2,900+ dive photos, hours of video, and 200+ species tagged across the Mediterranean
Nature & marine life
Species ID, ecology notes, and the marine life database behind DiveCodex
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Record species sightings on each dive. Build a personal catalogue of everything you've seen underwater.
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