HydroBASINS lev08 watershed · #6080139020
Bassin de Lawa
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 across 2 countries : Maripasoula, Papaïchton, Tapanahony
Sub-basin area
542,2km²
Upstream area
28 543,1km²
Discharge
833,61m³/s
Mean elev.
173m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Njam470 km²
- Bassin de Grand Inini64 km²
3 dept-equivalent regions (GADM L2)
- 281.2 km²52.1% of basin
- 153.7 km²28.5% of basin
- 104.9 km²19.4% of basin
1 intersecting protected areas
National Park - Buffer zone/Area of adhesion
273.51 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 210 distinct species · 6 226 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Lawa : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 17 interactions GloBI sur 5 types (connectance 4.8%, filtre Serrano α=0.2). 2 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°
25,0°C
Annual rain
2 403mm
Moisture idx (CMI)
0,35
Runoff
901mm/an
PET
1 572mm
AET
1 413mm
Mean slope
6,0°
Water table
185cm
Forest
97%
Crops
0%
Urban
1%
Protected
51%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)