HydroBASINS lev08 watershed · #6080142350
Bassin de Grand Inini
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 : Maripasoula
Sub-basin area
605,9km²
Upstream area
2 090,1km²
Discharge
66,75m³/s
Mean elev.
244m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Crique Limonade1084 km²
- Bassin de Crique Palofini400 km²
1 dept-equivalent regions (GADM L2)
- 603.2 km²100.0% of basin
2 intersecting protected areas
Guyane (Parc Amazonien)
IUCN IINational Park - Core Area
365.44 km² overlap
National Park - Buffer zone/Area of adhesion
237.77 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
316 distinct species · 558 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 Grand Inini : 15 espèces reliées par 14 interactions GloBI sur 1 type (connectance 9.2%, filtre Serrano α=0.2). 3 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°
24,5°C
Annual rain
2 408mm
Moisture idx (CMI)
0,35
Runoff
969mm/an
PET
1 567mm
AET
1 392mm
Mean slope
6,0°
Water table
212cm
Forest
99%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)