HydroBASINS lev08 watershed · #7080252150
Bassin de Rivière Tournemine
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 : Maria-Chapdelaine, Nord-du-Québec
Sub-basin area
981,7km²
Upstream area
981,8km²
Discharge
19,57m³/s
Mean elev.
498m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 976.7 km²99.1% of basin
- 8.6 km²0.9% of basin
13 intersecting protected areas
Quebec's national park
118.88 km² overlap
Lac-Tournemine Old-Growth Forest
IUCN IIIOld-growth forest
3.81 km² overlap
02662R009 Biological Refuge
IUCN IVBiological refuge
2.15 km² overlap
02662R006 Biological Refuge
IUCN IVBiological refuge
1.42 km² overlap
02662R030 Biological Refuge
IUCN IVBiological refuge
1.26 km² overlap
02662R031 Biological Refuge
IUCN IVBiological refuge
1.19 km² overlap
Old-growth forest
0.74 km² overlap
Hugues-Cosnier Old-Growth Forest
IUCN IIIOld-growth forest
0.71 km² overlap
02551R140 Biological Refuge
IUCN IVBiological refuge
0.53 km² overlap
4 more protected areassorted by overlap area
Biodiversity reserve
0.22 km² overlap
02662R010 Biological Refuge
IUCN IVBiological refuge
0.15 km² overlap
02551R146 Biological Refuge
IUCN IVBiological refuge
0.14 km² overlap
02551R141 Biological Refuge
IUCN IVBiological refuge
0.14 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
96 distinct species · 861 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Tournemine : 29 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 69 interactions GloBI sur 4 types (connectance 9.3%, filtre Serrano α=0.2). 10 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°
-1,9°C
Annual rain
917mm
Moisture idx (CMI)
0,39
Runoff
636mm/an
PET
562mm
AET
508mm
Mean slope
2,7°
Water table
48cm
Forest
81%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)