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Table 3 Metrics of fragmentation for each of the studied river network in the three analysed scenarios

From: Fragmentation of Chilean Andean rivers: expected effects of hydropower development

 

Number of barriers (N)

Fragmentation index (FI)

Longest Fragment (LF)

Basin

Natural

2018

2050

Natural

2018

2050

Natural

2018

2050

Aconcagua

0

10

14

0

0.350

0.406

1

0.768

0.768

Maipo

0

13

33

0

0.393

0.786

1

0.729

0.410

Rapel

0

14

46

0

0.463

0.752

1

0.651

0.540

Mataquito

0

2

36

0

0.080

0.548

1

0.782

0.773

Maule

2

24

89

0.006

0.361

0.681

0.995

0.750

0.750

Itata

1

1

38

0.077

0.044

0.481

0.872

0.872

0.805

Biobío

1

19

158

0.050

0.436

0.936

0.776

0.706

0.668

Imperial

0

1

47

0

0.002

0.381

1

0.995

0.781