HydroBASINS lev08 watershed · #2080046800
Bassin de Fiume Sosio
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 3 administrative regions : Agrigento, Palermo, Trapani
Sub-basin area
1 142,2km²
Upstream area
1 142,2km²
Discharge
0,01m³/s
Mean elev.
410m
Administrative coverage
3 dept-equivalent regions (GADM L2)
- 848.8 km²74.3% of basin
- 279.8 km²24.5% of basin
- 4.0 km²0.4% of basin
21 intersecting protected areas
Monti Sicani, Rocca Busambra e Bosco della Ficuzza
IUCN Not ReportedSpecial Protection Area (Birds Directive)
315.80 km² overlap
Bosco di S. Adriano
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
68.22 km² overlap
Regional/Provincial Nature Reserve
58.92 km² overlap
Complesso Monte Telegrafo e Rocca Ficuzza
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
52.90 km² overlap
Monte Triona e Monte Colomba
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
25.72 km² overlap
Monte Rose e Monte Pernice
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
25.30 km² overlap
Special Areas of Conservation (Habitats Directive)
24.33 km² overlap
Special Areas of Conservation (Habitats Directive)
14.75 km² overlap
Regional/Provincial Nature Reserve
13.56 km² overlap
12 more protected areassorted by overlap area
Monte Genuardo e Santa Maria del Bosco
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
13.43 km² overlap
Serra del Leone e Monte Stagnataro
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
8.90 km² overlap
Foce del Fiume Verdura
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
8.87 km² overlap
Fondali di Capo San Marco - Sciacca
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
5.26 km² overlap
Pizzo della Rondine, Bosco di S. Stefano Quisquina
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
4.10 km² overlap
Foce del Magazzolo, Foce del Platani, Capo Bianco, Torre Salsa
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
2.21 km² overlap
Regional/Provincial Nature Reserve
1.58 km² overlap
Regional/Provincial Nature Reserve
1.32 km² overlap
Monte San Calogero (Sciacca)
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.27 km² overlap
Sistema dunale Capo Granitola, Porto Palo e Foce del Belice
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.15 km² overlap
Fondali di Torre Salsa
IUCN Not ReportedSite of Community Importance (Habitats Directive)
0.76 km² overlap
Regional/Provincial Nature Reserve
0.51 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 300 distinct species · 5 919 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Fiume Sosio : 34 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 100 interactions GloBI sur 5 types (connectance 11.6%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
16,0°C
Annual rain
511mm
Moisture idx (CMI)
-0,46
Runoff
162mm/an
PET
956mm
AET
434mm
Mean slope
8,9°
Water table
462cm
Forest
2%
Crops
6%
Urban
4%
Protected
7%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)