HydroBASINS lev08 watershed · #7080058250
Bassin de Old Franks 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 : Prince of Wales-Outer Ketchi
Sub-basin area
3 792,4km²
Upstream area
3 792,4km²
Discharge
26,43m³/s
Mean elev.
206m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 3420.8 km²89.8% of basin
3 intersecting protected areas
South Prince Of Wales
IUCN IbWilderness
351.09 km² overlap
Ol Tom Creek
IUCN IaResearch Natural Area
18.30 km² overlap
Conservation Easement 1C
IUCN VEasement
0.13 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 201 distinct species · 20 174 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 Old Franks Creek : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 69 interactions GloBI sur 3 types (connectance 8.8%, filtre Serrano α=0.2). 8 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°
6,6°C
Annual rain
2 633mm
Moisture idx (CMI)
0,81
Runoff
2 504mm/an
PET
498mm
AET
498mm
Mean slope
13,3°
Water table
489cm
Forest
80%
Crops
0%
Urban
0%
Protected
37%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)