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Punta Rancagua

Provincia de Huasco, Región de Atacama · Chile

What have people found?

South american multiradiate sun star, peruvian periwinkle and purple rock crab are the usual finds. ~33 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 Punta Rancagua for the next three days
  1. Sun 15 Nov~9:30~20:00
  2. Mon 16 Nov~10:30in the dark~21:00
  3. Tue 17 Nov~11:30in the dark~22:30

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 November.

What should you know before visiting?

Parking is about 300 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 Punta Rancagua?

Species records from iNaturalist

South American Multiradiate Sun StarHeliaster helianthus
Peruvian periwinkleEchinolittorina peruviana
Purple Rock CrabLeptograpsus variegatus
Phymanthea pluviaPhymanthea pluvia
HarpoonweedAsparagopsis armata
Phymactis papillosaPhymactis papillosa
Thick keyhole limpetFissurella crassa
Lesson's False LimpetSiphonaria lessonii
Petrolisthes violaceusPetrolisthes violaceus
Red Sea AnemoneAnemonia alicemartinae
Mazzaella canaliculataMazzaella canaliculata
Pacific Sand CrabEmerita analoga
Neotrypaea uncinataNeotrypaea uncinata
Dead Man's FingersCodium fragile
Giant KelpMacrocystis pyrifera
Scan this rock pool on your next visit.

Every organism named, every visit logged to your journal.