Nick Hawkins / European green crab (Carcinus maenas), an invasive species in North America, Kejimkujik Seaside National Park, Nova Scotia, Canada. July.
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Nick Upton / Common shore crab (Carcinus maenas) hiding among Coralweed (Corallina officinalis) in a rock pool, Cornwall, UK, March.
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Nick Upton / Close-up of a Common shore crab (Carcinus maenas) in a rock pool, vibrating its maxillae to aerate its gills and flicking its antennae, Cornwall, UK, March.
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Nick Upton / Close-up of a Common shore crab (Carcinus maenas) in a rock pool, vibrating its maxillae to aerate its gills and flicking its antennae, Cornwall, UK, March.
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Nick Hawkins / Comparison of the invasive European green crab (Carcinus maenas) on left to native Atlantic rock crab (Carcinus irroratus) on right. Kejimkujik Seaside National Park, Nova Scotia, Canada. July.
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Nick Hawkins / Invasive European green crab (Carcinus maenas) with eel grass (Zostera marine) in Kejimkujik Seaside National Park, Nova Scotia, Canada. July.
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Nick Hawkins / European green crab (Carcinus maenas), an invasive species in North America, Kejimkujik Seaside National Park, Nova Scotia, Canada. July.
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Nick Hawkins / Invasive European green crabs (Carcinus maenas) collected by park staff in Kejimkujik Seaside National Park near Port Joli, Nova Scotia, Canada. July.
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Terry Whittaker / Herring gull (Larus argentatus) with shore crab (Carcinus maenas ), Chanonry Point, Moray Firth, Highlands, Scotland. June.
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Terry Whittaker / Herring gull (Larus argentatus) with Shore crab (Carcinus maenas ) prey, Chanonry Point, Moray Firth, Highlands, Scotland. September.
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Terry Whittaker / Herring gull (Larus argentatus) with Shore crab (Carcinus maenas ), Chanonry Point, Moray Firth, Highlands, Scotland. June 2017
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Nick Upton / Young boy watches as a Shore crab (Carcinus maenas) caught in a rockpool is placed in his bucket, Cornwall, UK, October. Model released.
