Pinna rudis (Rough Pen Shell) - Atlantis Gozo

Pinna rudis, the Rough Pen Shell (a.k.a. Spiny Fan-Mussel or the Maltese common name Nakkra tax-Xewk), is a species of Mediterranean clam.

description of Pinna rudis - Rough penshell

Pinna rudis - Rough pen shell

Rough pen shell (Pinna rudis) in Mar de las Calmas Marine Reserve (El Hierro, Canary Islands, Spain Stock Photo - Alamy

Rough pen shell (Pinna rudis) in Mar de las Calmas Marine Reserve (El Hierro, Canary Islands, Spain Stock Photo - Alamy

Citizen Science - LIFE Pinna

Pinna rudis Linnaeus, 1758 - Rough pen shell or Spiny fan-mussel (Marine bivalve images)

Pinnidae hi-res stock photography and images - Alamy

Gozo`s North

Mediterranean Sea: Most Up-to-Date Encyclopedia, News & Reviews

Rough pen shell (Pinna rudis) in Mar de las Calmas Marine Reserve (El Hierro, Canary Islands, Spain Stock Photo - Alamy

Pinna rudis

Pinna rudis - Rough pen shell