Otdima Reef

Raja Ampat Islands, Waigeo Island, Gam Island, West Papua, Indonesiareef29 m max

Conditions & tides

Channel site — tidal current funnels through here and can run fast, changing quickly with the tide. It is usually strongest around mid-tide and eases near the slack windows below. Dive with a local operator who knows the timing.

Otdima ReefGam Island · 29 m

Good · 5/5

conditions visualisation

Good5/5

Calm and diveable right now — best window today 9 AM–7 PM.

Wind7 kn S

Current~0.6 kn SW · model

Swell

0.1 m · 3s · SE

Water

30 °C

Conditions through the day

8 AM8 PM

Calmest current near slack — 11:15 AM & 11:30 PM local

Sunrise 06:05 AM · Sunset 06:12 PM local

Show details

Tide · local

Outlook — select a day for full conditions

On-face swell 0.1 m — the component of the swell aimed at this site’s exposed face. Strong-current reef: plan a drift and enter near the slack windows above. Current is a regional model value (Copernicus, ~9 km grid) — a guide to the area, not a precise reef measurement. Imagery © Esri · not depth or visibility.

Scored by DiveConnect's site-physics model

Marine forecast via Copernicus Marine. Score is a rule-based guide from swell/wind vs. the site's exposure — always dive your own assessment.

Dived here today? How were conditions vs. what we showed?

About this site

Otdima Reef sits in the waters between Waigeo and Gam Islands in Raja Ampat, a region of West Papua, Indonesia known for its channels and reef systems between the two islands. The site reaches a maximum depth of around 28.5 metres and is reached by small boat from dive operations based around Gam and the surrounding islands.

AI overview