Plan your Bali diving trip with real data on water temps (18-29°C), best months for Mola Mola (Jul-Oct), and specific site guides for Tulamben and Nusa Penida.
Diving in Southeast Asia — done honestly.
We are an independent guide. We do not sell courses, run a dive shop, or arrange trips. We write what we would tell a friend planning their first or fiftieth trip to the region.
Destinations
Plan your Koh Phangan diving trip with our guide. Compare dive sites like Sail Rock and Chumphon Pinnacle while checking 2026 price benchmarks.
Plan your Koh Tao diving trip with real data. Learn about best dive sites like Sail Rock, seasonal visibility, and 2026 cost estimates for scuba courses.
Plan your Komodo diving trip with our guide. Learn about currents, manta alley komodo sites, and liveaboard costs for 2026.
Plan your Phuket diving trip with our guide. Discover best months (Nov-Apr), Similan access, and Richelieu Rock details for 2025/2026.
Featured dive sites
Japanese Wreck Amed
Nudibranch · Frogfish
Anemone Reef (Hin Jom)
Barracuda · Reef shark
Batu Bolong (Komodo)
Reef shark · Barracuda · Turtle
Castle Rock (Komodo)
Reef shark · Barracuda · ray
Cauldron / Shotgun (Komodo)
Reef shark · Barracuda · ray
Chumphon Pinnacle
Barracuda · Whale shark · Reef shark
Latest guides
Learn to reduce your SAC rate from 25 L/min to 15 L/min using proven buoyancy and trim techniques used by professionals.
Master ear equalization diving to avoid barotrauma. Learn the Frenzel technique and Valsalva risks used by divers since 2024.
Choosing between jacket, back-inflate, or wing BCD types affects your trim and buoyancy. This guide covers gear costs from $400 to $1200 based on my 14 years of experience.
Compare boat diving vs shore diving costs and logistics. We analyze site access, gear hauling, and typical price differences for 2024 trips.
Learn to identify real decompression sickness symptoms. 90% of cases appear within 12 hours of diving, so knowing the difference between fatigue and DCS is vital.
Deep diving between 30m and 40m changes your physics. Learn how NDL shrinks by 75% and why narcosis hits hard.
Free diving tools
Marine Life Calendar: when to see what in SE Asia
Browse 12 marine species by month and dive location across Thailand, Indonesia and the Philippines. Whale shark, manta, mola mola, hammerhead season windows.
NDL Calculator — No-Decompression Limits
Quick lookup of recreational no-decompression limits by depth, based on PADI RDP Table 1. Metric and imperial units.
Nitrox Calculator: MOD, EAD, Best Mix
Three calculators for Enriched Air Nitrox: Maximum Operating Depth (MOD), Equivalent Air Depth (EAD), and Best Mix for a target depth.
SAC Rate Calculator
Calculate your Surface Air Consumption (SAC) rate from any dive. Compare against benchmarks for novice, experienced, and tech divers.
Surface Interval & Flying-After-Diving Timer
Live countdown to safe flying time after diving, based on DAN guidelines. Single dive, multi-day, or decompression — choose your profile.
Dive Weight Calculator — How Much Lead to Wear
Estimate your starting weight for scuba diving: body weight, wetsuit thickness, tank type, salt vs fresh water. Includes buoyancy-check procedure.
Why an independent guide
Dive schools and tour operators have a financial incentive to sell you their courses and trips. Booking platforms have an incentive to rank by commission. We have neither. We write about what works, what doesn't, what we'd actually do.
Editor: Marco Lindberg, ex-divemaster, 14 years across Southeast Asia. Read about our editorial standards.