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Serpula vermicularis_Sept 2025 Canon RF100 1/200 f8 iso100
By Antonio Venturelli
posted (2 days ago)
Flabellina affinis_July 2025 CanonRF100 1/200 f13 iso100
By Antonio Venturelli
posted (2 days ago)
Breathtaking encounter with a humpback whale mother and its calf. Each year a population of humpback whales living in the antarctic migrates north towards the equator along the coast of Mozambique. Warmer waters are more favorable for mating...
By Paul Krassnitzer
posted (last week)
A humpback whale mother and her calf. Each year a group of humpback whales migrates along the coast of Mozambique
By Paul Krassnitzer
posted (last week)
Cratena nudibranchs_August 2025 CanonRF100 1/200 f11 iso100
By Antonio Venturelli
posted (This month)
Verconia nivalis nudibranch_March 2025 CanonRF100 1/200 f18 iso100
By Antonio Venturelli
posted (Last month)

Underwater Photo Location: Bolder city

Underwater Photo Location: Bolder city

How Hot is this Dive Site? click a star to rate it
One of the best dive sites i've visited. The Similans have a wide diversity of life, coral, fish and visibilty perfect for anyone.
Facts about Bolder city
  • It is in Thailand
  • Bolder city is in the Indian Ocean.
  • The typical depth is 0-40 Metres 0-130 Feet.
  • The typical visibility is 30+ Metres 100+ Feet.
Dive types
Liveaboard

Marine Life
bigsmallsharksdolphinsturtlescoral



by Mark Lowiss
Bubble o-ring

by Patrick Neumann
Canon 400D + 60mm Macro lens

by Patrick Neumann
Light & Shadow.. Taken with Canon 400D + 60mm macro lens at Similan Islands

by Tobias Reitmayr
Amazing morning dive, "why become an astronaut", Boulder City, Similan Islands, Canon EOS 350d 10-22mm

by Tobias Reitmayr
Bignose unicornfish coming close. I love the out-of-focus pectoral fins. Amazing dive on Boulder City, Similan Islands. Canon EOS 350d, 10-22mm

by Kaye Smith
White Tip Lullaby. Baby white tip, resting under a rock at Boulder City, Similans.
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