HydroBASINS lev08 watershed · #7080358740
Bassin de Southwest Miramichi 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 1 administrative regions : Northumberland
Sub-basin area
17km²
Upstream area
7 725,1km²
Discharge
173,94m³/s
Mean elev.
24m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
1 dept-equivalent regions (GADM L2)
- 17.0 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
447 distinct species · 6 582 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 Southwest Miramichi River : 27 espèces reliées par 84 interactions GloBI sur 5 types (connectance 11.3%, 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°
4,7°C
Annual rain
1 070mm
Moisture idx (CMI)
0,26
Runoff
656mm/an
PET
797mm
AET
640mm
Mean slope
1,2°
Water table
96cm
Forest
100%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)