onitored by 
rent dated 
84, August 
part of the 
nparatively 
ant waves 
1b over the 
neans that 
wet which 
lite images 
beach area 
a and min. 
r beach, is 
the beach 
tor system. 
5 can also 
iges in Fig. 
le mouth is 
In the wet 
nt of the 
y seaward 
1995b). 
s at some 
ıltitemporal 
]. Change 
tidate data 
ar changes 
e Landsat 
id. regular 
nventory of 
change in 
ge on the 
an area 
information 
he swamp 
), all image 
each other 
on data. À 
f data from 
» detection 
jray tones) 
dicate the 
se different 
hod mostly 
  
  
  
    
   
    
à (c) (d) 
Figure 2. Masked Landsat Thematic Mapper images of the beach (a-1984, b-1988, c-1991 and d-1995). 
SAND : 48 ha. (August, 1988) 
    
   
SAND : 40 ha. (July, 1991) SAND : 38 ha. (November, 1995) 
Figure 3. Areal changes of the barrier beach Iztuzu (in hectares). 
467 
International Archives of Photogrammetry and Remote Sensing. Vol. XXXI, Part B7. Vienna 1996