HydroBASINS lev08 watershed · #7080362370
Bassin de Rattlesnake 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 : Yakima
Sub-basin area
349,3km²
Upstream area
349,4km²
Discharge
5,05m³/s
Mean elev.
1 416m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 350.2 km²100.0% of basin
2 intersecting protected areas
William O. Douglas
IUCN IbWilderness
199.20 km² overlap
Meeks Table
IUCN IaResearch Natural Area
0.28 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
959 distinct species · 14 058 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Rattlesnake Creek : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 97 interactions GloBI sur 5 types (connectance 13.1%, 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°
3,7°C
Annual rain
1 534mm
Moisture idx (CMI)
0,48
Runoff
528mm/an
PET
683mm
AET
513mm
Mean slope
17,2°
Water table
773cm
Forest
88%
Crops
0%
Urban
0%
Protected
57%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)