HydroBASINS lev08 watershed · #5080394150
Bassin de Dawson River
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 2 administrative regions : Banana, Central Highlands
Sub-basin area
227,2km²
Upstream area
40 360,1km²
Discharge
25,55m³/s
Mean elev.
123m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Banana Creek1228 km²
- Bassin de Dawson River140 km²
2 dept-equivalent regions (GADM L2)
- 214.6 km²94.7% of basin
- 12.0 km²5.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
409 distinct species · 2 421 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Dawson River : 26 espèces reliées par 39 interactions GloBI sur 5 types (connectance 7.4%, filtre Serrano α=0.2). 7 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°
21,7°C
Annual rain
723mm
Moisture idx (CMI)
-0,58
Runoff
20mm/an
PET
1 738mm
AET
611mm
Mean slope
1,3°
Water table
294cm
Forest
11%
Crops
3%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)