Mineral Accretion / Coral Documentation

Wolf H. Hilbertz and Thomas J. Goreau



Images 11-20
Version: 1999/09/27



 

Image #  11 / 53
Image Name:  Negril2_1.jpg 

Negril, Jamaica. 1994. Staghorn corals growing on mineral accretion artificial reef at rates about 5 times faster than normal.
 



 

Image #  12 / 55
Image Name:  Negril4_1.jpg

Negril, Jamaica. 1994. Staghorn corals on mineral accretion
 



 

Image #  13 / 54
Image Name:  Negril3_1.jpg

Negril, Jamaica. 1994. Finger corals on mineral accretion.
 



 

Image #  14 / 24
Image Name:  Half_Moon1_1.jpg

Montego Bay Jamaica. 1994. Three mineral accretion structures, with rocks inside. These quickly became
occupied by fish and lobsters.
 



 

Image #  15 / 25
Image Name:  Half_Moon2_1.jpg           15-25

Montego Bay, Jamaica. 1994. Inside of one of the structures.
 



 

Image #  16 / 8
Image Name:  Barnacle_3_April_1999jpeg_1.jpg

Ihuru Barnacle, Maldives. April 3 1999. Showing reef fish and head corals which survived bleaching, 
as well as branching corals which are growing very rapidly. The white spots on the purple coral are due to
grazing by parrotfish focusing on this one coral but not biting the rest.
 
 



 

Image #  17 / 7
Image Name:  Barnacle_2_Apr_1999jpeg_1.jpg

Ihuru Barnacle, Maldives. April 2 1999. The structure is covered with healthy growing head corals which
survived the catastrophic 1998 bleaching that killed around 99% of the corals in the surrounding reefs.
 



 

Image #  18 / 10
Image Name: Barnacle_6_Apr_1999jpeg_2.jpg

Ihuru Barnacle, Maldives. April 6 1999. The average size of these corals is around 30 centimeters (one foot).
 



 

Image #  19 / 13
Image Name:  Barnacle_Apr_1999_1jpeg_2.jpg

Ihuru Barnacle, Maldives, April, 1999. View of the outside of the structure looking up to
the top. Corals cover the structure so densely that the underlying framework is completely
concealed except for the mesh plate with smaller branching corals at the bottom.
 



 

Image #  20 / 9
Image Name:  Barnacle_5_April_99jpeg_1.jpg

Ihuru Necklace, Maldives. April 5 1999. Interior view of growing breakwater structure with embedded corals.