Psilaster andromeda Psilaster andromeda Psilaster andromeda is a species of starfish in the family Astropectinidae. It is native to the northeastern Atlantic Ocean where it occurs at abyssal depths. "Psilaster andromeda" is a deep water species of starfish native to the northeastern Atlantic Ocean. Its range extends from Murmansk and the coasts of Norway to the Faeroes, the Kattegat, the United Kingdom and the Bay of Biscay. It is present in the Rockall Trough. It is found in Norwegian fiords on muddy bottoms at depths of . It is also found in the Porcupine Seabight and on the Porcupine Abyssal Plain in
Rockall Bank dispute Government declared that "The United Kingdom's fishery limits will need to be redefined based on St Kilda, since Rockall is not a valid base point for such limits under Article 121(3) of the Convention." This is the only example to date of a state voluntarily downgrading an insular feature to "a rock" and thus reducing the area of its claimed maritime zones. Rockall is within the Exclusive Economic Zone (EEZ) claimed by the United Kingdom. In 1997, the UK ratified the United Nations Convention on the Law of the Sea and thus relinquished any claim to an extension of its