HydroBASINS lev08 watershed · #2080047830
Bassin de Riu Mannu di Porto Torres
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 1 administrative regions : Sassari
Sub-basin area
660,8km²
Upstream area
660,8km²
Discharge
1,73m³/s
Mean elev.
255m
Administrative coverage
1 intersecting protected areas
International significance Natural Marine Area
0.12 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 218 distinct species · 6 333 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 Riu Mannu di Porto Torres : 35 espèces reliées par 100 interactions GloBI sur 4 types (connectance 12.2%, filtre Serrano α=0.2). 6 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°
15,5°C
Annual rain
669mm
Moisture idx (CMI)
-0,32
Runoff
171mm/an
PET
981mm
AET
540mm
Mean slope
6,2°
Water table
494cm
Forest
0%
Crops
22%
Urban
6%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)