Littorina littorea. Normal maximum shell height about 30mm. This specimen 31.2mm. Spire mined by boring sponge, Clione celata. Orange colour much less common than grey / brown / black.
Littorina littorea. Normal maximum shell height about 30mm. This specimen 31.2mm. Spire mined by boring sponge, Clione celata. Orange colour much less common than grey / brown / black.
Littorina littorea. Normal maximum shell height about 30mm. This specimen 31.2mm. Spire mined by boring sponge, Clione celata. Orange colour much less common than grey / brown / black.
