HydroBASINS lev08 watershed · #7080058410
Bassin de Sarkar 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
1 939,9km²
Upstream area
1 939,9km²
Discharge
14,05m³/s
Mean elev.
148m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 1760.0 km²90.3% of basin
3 intersecting protected areas
Conservation Easement 1A
IUCN VEasement
0.30 km² overlap
Joe Mace Island
IUCN VState Marine Park
0.25 km² overlap
Conservation Easement 1B
IUCN VEasement
0.16 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 041 distinct species · 10 497 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Sarkar Creek : 36 espèces reliées par 56 interactions GloBI sur 4 types (connectance 6.5%, filtre Serrano α=0.2). 6 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°
6,0°C
Annual rain
2 898mm
Moisture idx (CMI)
0,83
Runoff
2 143mm/an
PET
492mm
AET
492mm
Mean slope
10,2°
Water table
349cm
Forest
80%
Crops
0%
Urban
0%
Protected
37%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)