Table 19.3
Strongest indicators and weighting (W) according to the different groups of experts: ecologists; ecologists who were experts on dunes and
beaches; anthropologists; and geomorphologists
Ecologists
W
Ecologist experts on beaches
and dunes
W
Anthropologists
W
Geomorphologists
W
Existence of sand
mining
a
24.24 Existence of sand mining
a
22.56 Presence of hotels
c
26.13 Existence of sand mining
a
24.93
Availability of pioneer
species
21.35 Presence of infrastructure on
mobile dunes
d
20.68 Number of visitors per year
23.03 Sediment supply to the foredune 20.37
Presence of native and
tolerant species
19.21 Permanent infrastructure on
fixed dunes
20.39 Presence of human interests or
properties at risk
17.75 Occurrence of nearby sources for
sediment supply
b
19.60
Presence of endemic
species
17.96 Presence of hotels
c
18.78 Recreational activities
17.74 Presence of infrastructure on
mobile dunes
d
19.48
Presence of species at
risk
17.24 Occurrence of nearby sources
for sediment supply
b
17.59 Proximity to tourist locations 15.34 Built structures modifying
sediment dynamic
15.62
a,b,c,d
Similarities between groups of experts
19 Multicriteria Analysis to Implement Actions Leading to Coastal Dune Restoration
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