HydroBASINS lev08 watershed · #7080058120
Bassin de Cow 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 : Ketchikan Gateway
Sub-basin area
343,4km²
Upstream area
343,4km²
Discharge
27,94m³/s
Mean elev.
463m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 327.0 km²94.8% of basin
2 intersecting protected areas
Misty Fiords
IUCN IbNational Monument Wilderness
211.70 km² overlap
Misty Fiords
IUCN VNational Monument
211.70 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
40 distinct species · 122 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 18 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 Cow Creek : 15 espèces reliées par 15 interactions GloBI sur 2 types (connectance 9.8%, filtre Serrano α=0.2). 3 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°
4,8°C
Annual rain
2 471mm
Moisture idx (CMI)
0,78
Runoff
2 517mm/an
PET
544mm
AET
541mm
Mean slope
22,1°
Water table
748cm
Forest
46%
Crops
0%
Urban
0%
Protected
79%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)