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Bunaken

Sulawesi Utara · Indonesia

What have people found?

Alcala's chromodoris, large tube sponge and sky blue phyllidia turn up here more than at our other tide pools. Chocolate chip sea star, anna's chromodoris and blue linckia are the usual finds. ~174 distinct species have been recorded here.

What is the best time to visit today?

Download the app to see the 7-day schedule.

See low tide times at Bunaken for the next three days
  1. Mon, Nov 16in the dark~3:30 AM~2:30 PM
  2. Tue, Nov 17in the dark~4:30 AM~4:00 PM
  3. Wed, Nov 18~6:00 AMin the dark~6:00 PM

Every low tide each day, in local time at the shore.

Plan the week in Intertidal
  • A tide chart for every day, with the best window marked
  • Identify what you find from a photo
  • An alert when a good daylight low is coming

When do people visit?

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Most observations come from March and November.

What should you know before visiting?

Arrive 45 minutes to an hour before low tide and leave as it turns. The water comes back faster than it left.
Grippy shoes beat sandals. Wet rock and algae are more slippery than they look. Tide pool safety
A tide pool is a fragile place. Look and photograph, take nothing. The tidepooling code

What lives at Bunaken?

Species records from iNaturalist

Chocolate Chip Sea StarProtoreaster nodosus
Anna's ChromodorisChromodoris annae
Blue LinckiaLinckia laevigata
Loch's ChromodorisChromodoris lochi
Alcala's ChromodorisChromodoris alcalai
Pillow Cushion StarCulcita novaeguineae
Willan's ChromodorisChromodoris willani
Golden Sea SquirtPolycarpa aurata
Pacific Ocean Crown-of-ThornsAcanthaster solaris
Sky Blue PhyllidiaPhyllidia coelestis
Graeffe's Sea CucumberPearsonothuria graeffei
Large Tube SpongeHaliclona fascigera
Callyspongia aerizusaCallyspongia aerizusa
Banded Sea UrchinEchinothrix calamaris
Small Giant ClamTridacna maxima
Scan this tide pool on your next visit.

Every organism named, every visit logged to your journal.