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Santuario de la Naturaleza Islote o Peñón de Peña Blanca y las formaciones rocosas de la Punta de Peña Blanca

Provincia de San Antonio, Región de Valparaíso · Chile

What have people found?

Rock-crabs, chilean hermit crab and purple crab turn up here more than at our other rock pools. Large spiny star, south american multiradiate sun star and peruvian periwinkle are the usual finds. ~45 distinct species have been recorded here, across at least 2 years of observations. More has been recorded at Playa Montemar, 47 kilometers away.

What is the best time to visit today?

Download the app to see the 7-day schedule.

See low tide times at Santuario de la Naturaleza Islote o Peñón de Peña Blanca y las formaciones rocosas de la Punta de Peña Blanca for the next three days
  1. Sun 15 Nov~10:00~20:30
  2. Mon 16 Nov~11:00in the dark~21:30
  3. Tue 17 Nov~12:00in the dark~23:00

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 January and September.

What should you know before visiting?

Paid parking is about 250 meters away.
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. Rock pool safety
A rock pool is a fragile place. Look and photograph, take nothing. The rockpooling code

What lives at Santuario de la Naturaleza Islote o Peñón de Peña Blanca y las formaciones rocosas de la Punta de Peña Blanca?

Species records from iNaturalist

Large Spiny StarMeyenaster gelatinosus
South American Multiradiate Sun StarHeliaster helianthus
Peruvian periwinkleEchinolittorina peruviana
Purple Rock CrabLeptograpsus variegatus
Purple MusselPerumytilus purpuratus
Chiton granosusChiton granosus
Chilean AbaloneConcholepas concholepas
Purple crabHomalaspis plana
Petrolisthes granulosusPetrolisthes granulosus
Phymactis papillosaPhymactis papillosa
Lessonia spicataLessonia spicata
Chilean Hermit CrabPagurus edwardsii
Chiton cumingsiiChiton cumingsii
Rock-crabsRomaleon setosum
Paraxanthus barbigerParaxanthus barbiger
Scan this rock pool on your next visit.

Every organism named, every visit logged to your journal.