Ontologia

Rivière· 78 segments

Keya Paha River

Crosses 6 administrative regions : Boyd, Gregory, Holt, Keya Paha, Todd +1

rivière

Total length

223km

Max discharge

8,3m³/s

Max Strahler

4

Segments matched

78

River geography6 admin regions · 0 communes

Parent watershed

hybas-70804679001238 km²

6 administrative regions crossed (GADM L2)

  • Tripp
    South Dakota · United States
    128.1 km
    in this dpt
  • Keya Paha
    Nebraska · United States
    97.4 km
    in this dpt
  • Boyd
    Nebraska · United States
    44.8 km
    in this dpt
  • Todd
    South Dakota · United States
    30.4 km
    in this dpt
  • Gregory
    South Dakota · United States
    1.1 km
    in this dpt
  • Holt
    Nebraska · United States
    0.0 km
    in this dpt

1 intersecting protected areas

1 page = 1 named river (aggregation of 78 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

32 distinct species · 34 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 18 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 Keya Paha River : 15 espèces reliées par 20 interactions GloBI sur 3 types (connectance 13.1%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
18
Interactions affichées
20
Connectance
0.131
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Hydrology (HydroRIVERS v10)

Total length

223km

Max discharge

8,3m³/s

Max Strahler

4

Segments matched

78

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.