Table 6.
Remote sensing applications in a coral reef environment.
Author Objective Sensor/Satellite
Ancillary
Data Approach
Andréfouët et al.
(2002)
Evaluation of the ability of
various sensor to monitor
bleaching events
Aerial photographs
Assessment of coral
damage per
quadrant
Minimum distance algorithm
based on comparison of
Euclidean distance means
Liceaga-Correa and
Euan-Avila (2002)
Assessment of accuracy in
bathymetry of a shallow
coral reef environment
Landsat TM Echosounded
profiles
1. Single linear regression
model
2. Multiple linear regression
3. Classification techniques
Mumby and
Edwards (2002)
Identification of different
geomorphological reef
features
Ikonos Field data of reef
features based on
spatial scales
Image filters
Palandro et al.
(2002)
Detection of changes in
coral cover
Landsat TM
Landsat ETM+
Ikonos Aerial-Photo
Visual estimates of
coral cover along
transects.
Mahalanobis distance classifications
LeDrew et al.
(2000)
Identification of bleached
corals
SPOT Radiometric
profiles
over different
bottom types
Getis statistic
Neil et al. (2000) Determination of reef zones
based on visual patterns
Landsat TM
In situ identification
of major reef patterns
Supervised and unsupervised classifications
Stumpf et al.
(2000)
Estimation concentrations
of Chlorophyll, other
pigments and suspended
sediments
SeaWiFS Collection of reflectance at the surface.
Semi-analytical solution using Polynomial regression of log- transformed ratio of reflectances
Allee and Johnson
(1999)
Development of predictive
models for chlorophyll-a
Landsat TM Secchi disk depth estimations
Regression analysis and single linear model
Gower et al. (1999) Detection of phytoplankton
using a fluorescence signal
from chlorophyll
MERIS
In situ optical properties
Radiative transfer algorithm
261
Mapping and Management of Coral