image) grading
hills south
(3.0 cm) radar
ber, 1975.
Figure 5.
Mangrove swamps, Gulf of San Miguel, Panama. Westinghouse
bang (0.87 cm wavelength) radar image, 1967. The high
speckled return enabled rapid discrimination of mangrove
swamps throughout Darien Province.
0 2 10 KM
Figure 6.
Coastal mangrove swamp (A) and rubber plantation (B) south of
Rio del Rey, Cameroon. X-band radar image, 1977. A high
return is characteristic of the mangrove swamps. The rubber
plantation to the northeast is characterized by uniformly low
return.