ballantine feb 2006 b - ccri website, puerto...
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Algal Epizooism
David L. BallantineDept. Marine Sciences
University of Puerto RicoMayagüez, Puerto Rico
Schizothrix Cover
0
10
20
30
40
50
60
Sep-03 May-04 Oct-04 Mar-05 Sep-05
% Cover
Hoyo
Weinberg
Schizothrix Cover
Metapeyssonnelia effects on Millepora
at San Cristobal and Mario Reefs
Determine incidence of occurrence on live coral
Determine % of colony tissue killed
Determine rate of spreading on coral tissue
Determine toxicity effects of crude algal extracts on livingcoral tissue
SigmaScan 5.0
Metapeyssonnelia Growth
2.4
2.45
2.5
2.55
2.6
2.65
2.7
2.75
2.8
2.85
11/22/2005 12/12/2005 1/26/2006
Date
Distance (cm)
0.245 mm/period0.012 mm/day
Algal Advance
Area Increase
8.9%/period0.49%/day