Geoscience Reference
In-Depth Information
(a)
(b)
Coral reefs
Coral algal
Oolitic
Grapestone
Mud
Pellet mud
100 m
200 m
Lagoon Zone
ESCARPMENT
Rear
zone
Shore
zone
Barren
zone
20 m
Bimini
Islands
Mixed
zone
200 m
N
A. cervicornis
zone
40 m
60 m
Pinnacles
80 m
Fore-reef
slope
Deep
fore-reef
Joulters
Cays
Coral
40
%
20
0
Coralline Algae
Halimeda
Encrusting foraminifera
Benthic foraminifera
Mollusc
0 km 40
Fig. 9.10
Spatial variations in sediment contributors and sediment facies. (a) Across the narrow fringing reefs of north Jamaica. (Adapted from Boss & Liddell 1987.) (b) Across the
Andros Platform, Great Bahama Bank. (Adapted from Purdy 1963.)
