HydroBASINS lev08 watershed · #8080121800
Bassin de Porcupine 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 : Yukon
Sub-basin area
729,6km²
Upstream area
54 850,6km²
Discharge
338,92m³/s
Mean elev.
365m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Old Crow River1598 km²
- Bassin de Porcupine River483 km²
2 intersecting protected areas
Old Crow Flats
IUCN Not ReportedWetland of International Importance (Ramsar Site)
85.99 km² overlap
First Nation Settlement Land
0.91 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
273 distinct species · 672 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 Porcupine River : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 93 interactions GloBI sur 5 types (connectance 11.3%, filtre Serrano α=0.2). 16 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°
-10,0°C
Annual rain
231mm
Moisture idx (CMI)
-0,45
Runoff
246mm/an
PET
421mm
AET
221mm
Mean slope
4,1°
Water table
90cm
Forest
3%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)