HydroBASINS lev08 watershed · #7080278000
Bassin de Rivière MacDonald
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 : Sept-Rivières--Caniapiscau
Sub-basin area
768,6km²
Upstream area
768,6km²
Discharge
19,7m³/s
Mean elev.
475m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 771.3 km²100.0% of basin
10 intersecting protected areas
Lac-Larry Old-Growth Forest
IUCN IIIOld-growth forest
8.33 km² overlap
09451R032 Biological Refuge
IUCN IVBiological refuge
2.48 km² overlap
09451R053 Biological Refuge
IUCN IVBiological refuge
2.34 km² overlap
09451R020 Biological Refuge
IUCN IVBiological refuge
1.98 km² overlap
09451R026 Biological Refuge
IUCN IVBiological refuge
1.89 km² overlap
09451R354 Biological Refuge
IUCN IVBiological refuge
1.63 km² overlap
09451R037 Biological Refuge
IUCN IVBiological refuge
1.38 km² overlap
09451R307 Biological Refuge
IUCN IVBiological refuge
1.11 km² overlap
Proposed biodiversity reserve
0.60 km² overlap
1 more protected areassorted by overlap area
09451R025 Biological Refuge
IUCN IVBiological refuge
0.26 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
140 distinct species · 532 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 MacDonald : 25 espèces reliées par 85 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 13 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°
-1,2°C
Annual rain
1 110mm
Moisture idx (CMI)
0,49
Runoff
780mm/an
PET
570mm
AET
536mm
Mean slope
8,3°
Water table
210cm
Forest
99%
Crops
0%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)