HydroBASINS lev08 watershed · #7080058540
Bassin de Olive 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
1 146,2km²
Upstream area
1 146,2km²
Discharge
19,95m³/s
Mean elev.
277m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 1037.5 km²90.1% of basin
1 intersecting protected areas
South Etolin
IUCN IbWilderness
337.48 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
508 distinct species · 2 411 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Olive Creek : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 61 interactions GloBI sur 5 types (connectance 8.2%, filtre Serrano α=0.2). 11 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°
5,5°C
Annual rain
2 413mm
Moisture idx (CMI)
0,78
Runoff
2 115mm/an
PET
523mm
AET
522mm
Mean slope
16,1°
Water table
506cm
Forest
78%
Crops
0%
Urban
0%
Protected
47%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)