HydroBASINS lev08 watershed · #7080668480
Bassin de Prairie Dog Town Fork Red River
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 4 administrative regions : Armstrong, Briscoe, Donley, Hall
Sub-basin area
939,8km²
Upstream area
13 914,1km²
Discharge
1,2m³/s
Mean elev.
772m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
4 dept-equivalent regions (GADM L2)
- 776.3 km²82.6% of basin
- Armstrong101.6 km²10.8% of basin
- Hall33.1 km²3.5% of basin
- 28.7 km²3.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
556 distinct species · 2 525 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Prairie Dog Town Fork Red River : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 132 interactions GloBI sur 4 types (connectance 14.6%, 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°
15,1°C
Annual rain
511mm
Moisture idx (CMI)
-0,64
Runoff
14mm/an
PET
1 437mm
AET
433mm
Mean slope
2,8°
Water table
423cm
Forest
25%
Crops
15%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)