Chris Mattison / Gutweed (Enteromorpha intestinalis) growing in shallow rock pool, Isle of Ulva, Mull, Scotland, June.
01522630
Philippe Clement / Gutweed / grass kelp (Enteromorpha intestinalis / Ulva intestinalis) washed ashore on Normandy coast, France, September
01412985
Adrian Davies / Enteromorpha (Enteromorpha intestinalis) seaweed in rock pool, Devon, England, UK, July.
01412984
Adrian Davies / Enteromorpha (Enteromorpha intestinalis) seaweed in rock pool, Devon, England, UK, July.
01402786
Nick Upton / Broad-clawed porcelain crab (Porcellana platycheles) hiding in a rockpool among Mussels (Mytilus edulis) and Gutweed (Ulva / Enteromorpha intestinalis), near Falmouth, Cornwall, UK, August.
01402761
Nick Upton / Gutweed (Ulva intestinalis / Enteromorpha intestinalis) growing in a rockpool high on the shore, with buoyant tubular fronds filled with air standing upright, Wembury, Devon, UK, August.
01402762
Nick Upton / Rockpool high on a rocky shore fringed with Gutweed (Ulva intestinalis / Enteromorpha intestinalis), Wembury, Devon, UK, August.
01402787
Nick Upton / Broad-clawed porcelain crab (Porcellana platycheles) hiding behind Gutweed (Ulva / Enteromorpha intestinalis) in a rockpool alongide a Flat / Purple top shell (Gibbula umbilicalis) and a Limpet (Patel...
01402760
Nick Upton / Gutweed (Ulva intestinalis / Enteromorpha intestinalis) growing in a rockpool high on the shore, with buoyant tubular fronds filled with air standing upright, Wembury, Devon, UK, August.
01402763
Nick Upton / Rockpool high on a rocky shore fringed with Gutweed (Ulva intestinalis / Enteromorpha intestinalis), with grassy cliffs rising behind it, Wembury, Devon, UK, August.
01402759
Nick Upton / Gutweed (Ulva intestinalis / Enteromorpha intestinalis) growing in a rockpool high on the shore, with buoyant tubular fronds filled with air standing upright, Wembury, Devon, UK, August.
01067498
Duncan Mcewan / Green alga in rock pool {Enteropmorpha intestinalis} Inverness-shire
