Marwick Head

What have people found?

Common european limpet, european green crab and saw wrack are the usual finds. ~18 distinct species have been recorded here.

What is the best time to visit today?

Download the app to see the 7-day schedule.

Predicted tide for Stromness, from The UK Hydrographic Office.

See low tide times at Marwick Head for the next three days
  1. Sun, Nov 15in the dark5:51 AM5.1 ftin the dark6:36 PM4.4 ft
  2. Mon, Nov 16in the dark6:39 AM5.5 ftin the dark7:43 PM4.7 ft
  3. Tue, Nov 177:50 AM5.8 ftin the dark9:01 PM4.7 ft

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?

JFMAMJJASOND

Most observations come from May and June.

What should you know before visiting?

Parking is about 150 feet 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. Tide pool safety
A tide pool is a fragile place. Look and photograph, take nothing. The tidepooling code

What lives at Marwick Head?

Species records from iNaturalist

Common European LimpetPatella vulgata
European Green CrabCarcinus maenas
Saw WrackFucus serratus
Lion's Mane JellyCyanea capillata
Atlantic Beadlet AnemoneActinia equina
Japanese WireweedSargassum muticum
Garden SnailCornu aspersum
Common Moon JellyAurelia aurita
Knotted WrackAscophyllum nodosum
Common PeriwinkleLittorina littorea
Strawberry SnailTrochulus striolatus
Spiral WrackFucus spiralis
ThongweedHimanthalia elongata
Channelled WrackPelvetia canaliculata
Blue-rayed LimpetPatella pellucida
Scan this tide pool on your next visit.

Every organism named, every visit logged to your journal.