Ontologia

HydroBASINS lev08 watershed · #7080648190

Bassin de Á:gùntà:vàu; Washita 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 : Beckham, Custer, Roger Mills, Washita

32% lakePfafstetter: 74226095

Sub-basin area

813,6km²

Upstream area

4 295,9km²

Discharge

4,03m³/s

Mean elev.

539m

Administrative coverage

Hydrographic chain

4 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Washita

    IUCN IV

    National Wildlife Refuge

    0.05 km² overlap

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

994 distinct species · 35 186 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

35 186 obs · 21 cellules
Obs. / cellule
≥ 13 889
5 247–13 888
1 500–5 246
326–1 499
< 326

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Sample of 35 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bassin de Á:gùntà:vàu; Washita River : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 106 interactions GloBI sur 4 types (connectance 17.8%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
106
Connectance
0.178
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydroclimate (BasinATLAS lev08)

Mean T°

15,2°C

Annual rain

684mm

Moisture idx (CMI)

-0,50

Runoff

47mm/an

PET

1 362mm

AET

580mm

Mean slope

1,2°

Water table

243cm

Forest

1%

Crops

47%

Urban

0%

Protected

4%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)