← Rock Pool Directory/ United Kingdom/ Dunseverick Harbour

Dunseverick Harbour

County Londonderry, Northern Ireland / Tuaisceart Éireann · United Kingdom

What have people found?

Irish moss, star tunicate and common coralline turn up here more than at our other rock pools. Sea hares and akera snails, china limpet and needle-whelks are the usual finds. ~15 distinct species have been recorded here. More has been recorded at Portballintrae Beach, 8 kilometers away.

What is the best time to visit today?

Download the app to see the 7-day schedule.

Predicted tide for Ballycastle Bay, from The UK Hydrographic Office.

See low tide times at Dunseverick Harbour for the next three days
  1. Sun 15 Novin the dark5:210.6 min the dark19:410.5 m
  2. Mon 16 Novin the dark6:320.6 min the dark20:500.5 m
  3. Tue 17 Nov7:450.6 min the dark21:520.5 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?

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Most observations come from July and August.

What should you know before visiting?

Parking is about 200 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 Dunseverick Harbour?

Species records from iNaturalist

Sea Hares and Akera SnailsAplysiida
China LimpetPatella ulyssiponensis
Needle-whelksBittium
European Green CrabCarcinus maenas
Atlantic Beadlet AnemoneActinia equina
Montagu's CrabXantho hydrophilus
ThongweedHimanthalia elongata
Cushion StarAsterina gibbosa
Star TunicateBotryllus schlosseri
Hairy Porcelain CrabPorcellana platycheles
Atlantic DogwhelkNucella lapillus
Common CorallineCorallina officinalis
Irish MossChondrus crispus
Gem AnemoneBunodactis verrucosa
Common PeriwinkleLittorina littorea
Scan this rock pool on your next visit.

Every organism named, every visit logged to your journal.