HydroBASINS lev08 watershed · #1080020740
Bassin de Igombiné
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 : Komo-Mondah
Sub-basin area
1 630,5km²
Upstream area
1 630,5km²
Discharge
2,5m³/s
Mean elev.
44m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 1569.0 km²96.7% of basin
5 intersecting protected areas
Parc national de Pongara
IUCN IINational park
496.82 km² overlap
Pongara
IUCN IIWetland of International Importance (Ramsar Site)
495.59 km² overlap
Reserve Présidentielle Wonga Wongué
IUCN Not ReportedPresidential reserve
151.83 km² overlap
Wonga-Wongué
IUCN IVWetland of International Importance (Ramsar Site)
151.57 km² overlap
Parc marin de la Pointe Denis
IUCN Not ReportedMarine park
21.44 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 057 distinct species · 6 908 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Igombiné : 29 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 29 interactions GloBI sur 2 types (connectance 5.5%, filtre Serrano α=0.2). 4 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°
26,0°C
Annual rain
2 541mm
Moisture idx (CMI)
0,45
Runoff
1 920mm/an
PET
1 384mm
AET
1 206mm
Mean slope
1,8°
Water table
70cm
Forest
87%
Crops
7%
Urban
2%
Protected
40%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)