Inter-tidal Zonation — BEVERIDGE and CHAPMAN 
189 
Fig. 1. View of Camel Rock, Piha, from the north. The gap is behind and to the left. 
The wave-cut platform at the base of the rock is clearly visible. 
Fig. 2. Mouth of the gap, south of Camel Rock. Note the sharp upper limit to the algal 
zonation, most of which is Durvillea. 
