HydroBASINS lev08 watershed · #7080061620
Bassin de Gander 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 3 administrative regions : Division No. 6, Division No. 7, Division No. 8
Sub-basin area
1 013,9km²
Upstream area
5 194,1km²
Discharge
143,82m³/s
Mean elev.
77m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
3 dept-equivalent regions (GADM L2)
- Division No. 6568.3 km²55.9% of basin
- Division No. 8446.8 km²43.9% of basin
- Division No. 71.7 km²0.2% of basin
1 intersecting protected areas
Provincial Park
4.03 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
627 distinct species · 41 122 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Gander River : 28 espèces reliées par 89 interactions GloBI sur 4 types (connectance 11.4%, filtre Serrano α=0.2). 12 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°
4,4°C
Annual rain
1 083mm
Moisture idx (CMI)
0,38
Runoff
854mm/an
PET
667mm
AET
570mm
Mean slope
1,6°
Water table
139cm
Forest
40%
Crops
0%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)