The Warren

Kent, England · United Kingdom

What have people found?

Flat periwinkle, spiny spider crab and northern acorn barnacle turn up here more than at our other rock pools. European green crab, common sea slater and atlantic beadlet anemone are the usual finds. ~39 distinct species have been recorded here. More has been recorded at North Shoebury, 56 kilometers away.

What is the best time to visit today?

Download the app to see the 7-day schedule.

Predicted tide for Folkestone, from The UK Hydrographic Office.

See low tide times at The Warren for the next three days
  1. Sun 15 Nov8:471.9 min the dark21:032.0 m
  2. Mon 16 Nov9:302.1 min the dark21:482.3 m
  3. Tue 17 Nov10:232.3 min the dark22:452.5 m

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 February and August.

What should you know before visiting?

Parking is about 400 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 The Warren?

Species records from iNaturalist

European Green CrabCarcinus maenas
Common Sea SlaterLigia oceanica
Atlantic Beadlet AnemoneActinia equina
bladder wrackFucus vesiculosus
Knotted WrackAscophyllum nodosum
Common PeriwinkleLittorina littorea
Atlantic DogwhelkNucella lapillus
Common European LimpetPatella vulgata
Spiny Spider CrabMaja brachydactyla
Purple TopshellSteromphala umbilicalis
Flat PeriwinkleLittorina obtusata
Saw WrackFucus serratus
Blue MusselMytilus edulis
Northern Acorn BarnacleSemibalanus balanoides
Garden SnailCornu aspersum
Scan this rock pool on your next visit.

Every organism named, every visit logged to your journal.