Lakes

Bracciano

Bracciano

Martignano

Vico

Fibreno

Nemi

Albano

Nemi

Study year

1998

2003

1996

1985

2004

2003

1986

1981

Maximum depth (m)

165

165

60

48.5

15

32.4

175

32.4

Vegetation belt (m)

0 - 20 m

0 - 20 m

0 - 20 m

0 - 20 m

0 - 15 m

0 - 8 m

0 - 8 m

0 - 4 m

Nr. of plant taxa

9

9

9

13

11

9

9

5

Species richness

125

89

117

108

94

71

78

61

H diversity (Shannon)

4.1

3.4

3.3

3.6

3.9

3.4

3.2

2.2

Total fauna

1710

2345

1772

4974

2581

1264

3125

11,730

ETOM (taxa richness)

18

13

13

17

17

10

12

13

ETOM (%)

5.9

4.5

1.2

1.4

4.9

1.7

0.8

0.2

ETOC (taxa richness)

9

6

7

10

16

7

8

11

ETOC (%)

1.0

1.6

 0.3

0.5

4,2

0.4

0.08

0.1

LCrM (taxa richness)

11

9

8

10

12

4

7

4

LCrM (%)

5.2

3.5

1.0

1.0

4.8

1.3

0.7

0.1

Ecological state of lake littoral

good

good

good

good

good

mod/good

mod

poor/bad

Lake trophic status

o

o

o

m

m-e

m-e

m-e

e-hy

Lowering of water level

x

x