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 |