New Zealand Seashore

DSC_11125 Cockle shell worm (Boccardia acus) detail of etched burrows on a cockle shell. The tiny worms etch sqiggly patterns on cockle shells. Found in the intertidal to upper subtidal zone, in sheltered waters to moderately exposed coasts, and often in estuaries or harbours. Waipuna Bay, Otago Harbour *

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DSC_11125 Cockle shell worm (Boccardia acus) detail of etched burrows on a cockle shell. The tiny worms etch sqiggly patterns on cockle shells. Found in the intertidal to upper subtidal zone, in sheltered waters to moderately exposed coasts, and often in estuaries or harbours. Waipuna Bay, Otago Harbour *

DSC 11125 Cockle shell worm Boccardia acus detail etched burrow Waipuna Bay Otago Harbour