HydroBASINS lev08 watershed · #1080910040
Bassin de Béssé
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 : Savè
Sub-basin area
659,3km²
Upstream area
659,4km²
Discharge
3,59m³/s
Mean elev.
168m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 intersecting protected areas
Ouémé Boukou
IUCN Not ReportedClassified Forest
120.77 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
662 distinct species · 2 245 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 Béssé : 14 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 21 interactions GloBI sur 3 types (connectance 11.1%, 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°
27,4°C
Annual rain
1 123mm
Moisture idx (CMI)
-0,39
Runoff
176mm/an
PET
1 845mm
AET
950mm
Mean slope
1,6°
Water table
184cm
Forest
54%
Crops
41%
Urban
2%
Protected
18%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)