Thursday 14 August 2014

Rockpooling destination: Perpitch, St. Martins, April 2014

The rockyshore comprises boulders with fucoids in the mid and lower shore that give way to a turf of reds and ephemeral green seaweeds, and then finally thong weed.

Habitat classification: LR.MLR.BF (Barnacles and fucoids on moderately exposed shores)


Below are images of organisms you may see whilst rockpooling in this habitat:


The rockyshore comprises boulders with fucoids in the mid and lower shore that give way to a turf of reds and ephemeral green seaweeds, and then finally thong weed. Habitat classification: LR.MLR.BF (Barnacles and fucoids on moderately exposed shores)


Boulders covered by common limpets (Patella vulgata) and thick topshells (Osilinus lineatus) with patches of fucoids. Habitat classification: LR.MLR.BF (Barnacles and fucoids on moderately exposed shores)

Thick topshells (Osilinus lineatus).

Serrated wrack  (Fucus serratus) occurs on the lower shore along with a variety of red seaweeds including, Mastocarpus stellatus and Lomentaria articulata.

Chondus crispus
Lomentaria articulata
On the lowest section of the shore brown forking weed (Bifurcaria bifurcata) and reds including Osmoumdea sp characterise the habitat.

Osmoumdea sp

Creephorn weed (Chondracanthus acicularis) and Osmundea sp

Creephorn weed (Chondracanthus acicularis)


Cladophora rupestris

A red seaweed on the lower shore



A red seaweed growing on a limpet

A red seaweed growing on a limpet

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