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PAOLA GIANGUZZA

Distribution and diet of Marthasterias glacialis at Ustica Island MPA

  • Authors: Di Trapani, F; Aglieri, G; Badalamenti, F; Bonaviri, C; Gianguzza, P; Riggio, S
  • Publication year: 2009
  • Type: Proceedings
  • Key words: distribution, diet, Marthasterias glacialis, Asteroids, infralittoral
  • OA Link: http://hdl.handle.net/10447/41225

Abstract

Distribution and diet of Marthasterias glacialis was studied at Ustica Island MPA. We conducted observations of the asteroid along the upper infralittoral zone using random parallel transects. M. glacialis was more abundant at study sites characterized by low densities of erect algae. Most frequent prey species was a bivalve and sea urchins