''Liocarcinus vernalis'', the grey swimming crab, is a small, shallow-water crab in the family Portunidae. ''L. vernalis'' was thought for a long time to be a predominantly

Mediterranean The Mediterranean Sea is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on th ...

species, but its known range was extended by a series of observations in the 1980s and 1990s. It ranges from

West Africa West Africa or Western Africa is the westernmost region of Africa. The United Nations defines Western Africa as the 16 countries of Benin, Burkina Faso, Cape Verde, The Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Liberia, Mali, Mau ...

to the southern

North Sea The North Sea lies between Great Britain, Norway, Denmark, Germany, the Netherlands and Belgium. An epeiric sea on the European continental shelf, it connects to the Atlantic Ocean through the English Channel in the south and the Norwegian S ...

References

Portunoidea Crustaceans of the Atlantic Ocean Crustaceans described in 1816 {{Crab-stub