SPUMS J (1993) 23(2), 93-102
Production of geological structures by the green alga Halimeda
E A Drew
Australian Institute of Marine Science, PMB No 3, MSO, Townsville, Queensland 4810, Australia
Contents:
Introduction
Between the reefs of the GBR
Behind the ribbon reefs
The full extent of the phenomenon
Vertical structure in the Halimeda gravels
Rates of sediment accumulation
Why do Halimeda banks grow only in the lee of the ribbon reefs
Possible intervention by the phytoplankton
A larger geological dimension
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