New Zealand Seashore
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DSC_4761 Horse mussel, or hururoa (Atrina zelandica) NZ's largest bivalve. A thin brittle shell with lines of hollow spines radiating out towards the posterior end of the shell, that help anchor it in the mud. Spring low intertidal to subtidal, lives buried for most of its length in mud or silty sand. Victory Beach, Otago Peninsula
DSC4761Horse musselAtrinazelandicahururoaempty shellbeach driftlargest bivalveVictory BeachOtago Peninsula