HydroBASINS lev08 watershed · #7080033390
Bassin de Rivière Romaine
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 : Minganie--Basse-Côte-Nord
Sub-basin area
100,6km²
Upstream area
14 325,4km²
Discharge
275,77m³/s
Mean elev.
67m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin de Rivière Romaine1474 km²
- Bassin de Rivière Puyjalon1207 km²
1 dept-equivalent regions (GADM L2)
- 100.5 km²99.6% of basin
1 intersecting protected areas
Water fowl gathering area
0.24 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
301 distinct species · 1 264 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Rivière Romaine : 19 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 110 interactions GloBI sur 3 types (connectance 14.8%, filtre Serrano α=0.2). 20 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°
1,0°C
Annual rain
1 001mm
Moisture idx (CMI)
0,46
Runoff
753mm/an
PET
541mm
AET
513mm
Mean slope
1,9°
Water table
24cm
Forest
46%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)