HydroBASINS lev08 watershed · #7080506330
Bassin de Clarion 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 : Elk
Sub-basin area
397,4km²
Upstream area
918km²
Discharge
19,17m³/s
Mean elev.
561m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
1 dept-equivalent regions (GADM L2)
- 398.0 km²100.0% of basin
3 intersecting protected areas
Clarion, Pennsylvania
IUCN VWild and Scenic River
9.02 km² overlap
Clarion River Inholding
IUCN VPrivate Conservation
2.14 km² overlap
Conservation Easement
1.21 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
982 distinct species · 16 921 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 Clarion River : 30 espèces reliées par 79 interactions GloBI sur 4 types (connectance 8.0%, filtre Serrano α=0.2). 15 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°
7,0°C
Annual rain
1 130mm
Moisture idx (CMI)
0,15
Runoff
662mm/an
PET
958mm
AET
797mm
Mean slope
5,3°
Water table
367cm
Forest
94%
Crops
2%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)