DSC_6004 Cook's turban snail, or pupu karikawa (Cookia sulcata) operculum. Abundant on the low intertidal to 5 m on northern shores. Found on open rock surfaces on semi-exposed to exposed coasts. Blueskin Bay
DSC_3171 Cook's turban snail, or pupu karikawa (Cookia sulcata) remains left by a 'feeding specialist'. Black-backed gulls carry these massive snails up to great heights, before dropping them on to rocks along the seashore, smashing the tough shells and then eating the occupant. All Day Bay, Kakanui *
DSC_2212 Beaded top shell (Calliostoma punctulatum) lateral view of snail and shell. Weller's Rock, Otago Harbour *