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Table 3 A pairwise comparison matrix for generating the relative weight of land requirements for aquaculture potential site suitability selection in the Lake Tana basin

From: GIS modeling of potentially suitable sites for aquaculture development in the Lake Tana basin, Northwest Ethiopia

 

SEI

FI_LU

WA

WQ

SSP

 

DW (%)

Small-scale aquaculture potential site suitability selection

 SEI

1

2

2/9

2/5

1/3

 

8.7

 FI_LU

1/2

1

1/9

1/5

1/6

 

4.3

 WA

9/2

9

1

1/8

9/6

 

39.1

 WQ

5/2

5

8

1

5/6

 

21.7

 SSP

3

6

6/9

6/5

1

 

26.2

 Consistency ratio (CR) = 0.001

 

SEI

FI_LU

WA

WQ

SSP

UM

DW (%)

Commercial aquaculture potential site suitability selection

 SEI

1

2

2/7

1/3

2/5

1/4

6.9

 FI_LU

1/2

1

1/7

1/6

1/5

1/8

3.4

 WA

7/2

7

1

7/6

7/5

7/8

27.6

 WQ

3

6

6/7

1

6/5

3/4

20.7

 SSP

5/2

5

5/7

5/6

1

5/8

17.2

 UM

4

8

8/7

4/3

8/5

1

24.2

 Consistency ratio (CR) = 0.02

  1. SEI socioeconomic and infrastructure, FI_LU farm input and land use types, WA water availability, WQ water quality, SSP soil suitability for pond construction, UM urban market, DW derived weight