HydroBASINS lev08 watershed · #7080468010
Bassin de Minnechaduza 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 2 administrative regions : Cherry, Todd
Sub-basin area
1 051,5km²
Upstream area
1 051,5km²
Discharge
1,05m³/s
Mean elev.
874m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 697.3 km²66.2% of basin
- Todd356.0 km²33.8% of basin
1 intersecting protected areas
Fort Niobrara
IUCN IVNational Wildlife Refuge
0.13 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 348 distinct species · 25 495 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 Minnechaduza Creek : 25 espèces reliées par 96 interactions GloBI sur 4 types (connectance 13.7%, 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°
8,3°C
Annual rain
488mm
Moisture idx (CMI)
-0,55
Runoff
34mm/an
PET
1 088mm
AET
419mm
Mean slope
1,2°
Water table
497cm
Forest
0%
Crops
14%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)