HydroBASINS lev08 watershed · #7080058600
Bassin de Falls Creek
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 : Wrangell-Petersburg
Sub-basin area
1 410km²
Upstream area
1 410km²
Discharge
23,22m³/s
Mean elev.
197m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 1332.3 km²94.0% of basin
4 intersecting protected areas
Wilderness
79.51 km² overlap
Reserve
6.64 km² overlap
Kadin Island
IUCN IaResearch Natural Area
6.62 km² overlap
Beecher Pass
IUCN VState Marine Park
2.74 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 280 distinct species · 78 711 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Falls Creek : 26 espèces reliées par 87 interactions GloBI sur 4 types (connectance 11.7%, 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°
5,2°C
Annual rain
2 271mm
Moisture idx (CMI)
0,77
Runoff
2 180mm/an
PET
523mm
AET
520mm
Mean slope
11,6°
Water table
421cm
Forest
69%
Crops
0%
Urban
0%
Protected
26%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)