Pufferfish contain tetrodotoxin, a substance that makes them foul tasting and often lethal to fish. To humans, tetrodotoxin is deadly, up to 1,200 times more poisonous than cyanide. There is enough toxin in one pufferfish to kill 30 adult humans, and there is no known antidote.
Liveaboard Diving in the Andaman Islands
North Button Island
- Site Layout:
- Fringing hard coral reefs
- Diving depth:
- Surface to 22m
- Currents:
- None to moderate
- Visibility:
- Around 20m
- Surface:
- Usually quite calm and sheltered
- Site access:
- Normally dinghy
Rewarding for divers and snorkelers alike, this dive site offers coral-covered boulders and ridges interspersed with sandy patches in generally easy conditions. The corals are in excellent condition with Boulder Corals, Staghorn Corals, Laminates, and Finger Corals. Plenty of smaller reef fish hide among the pristine coral branches while Unicorn Fish, Tunas, Trevallies, and Giant Groupers swim close-by in the blue.
Select other Andaman Island Dive Sites you can see on your liveaboard trip.
- Barren Island
- Campbell Shoal
- Invisible Bank : Flat Rock
- Lighthouse Point
- Minerva Ledge
- Narcondam Islands
- Neil's Pride
- North Cinque Island
- Passage Island : Fish Rock
- South Button Island
For general tourist information and history on the Andaman Islands see the Andaman Islands Website.
Return to Liveaboard Diving in the Andaman Islands.