Ruisseau· 4 segments
Powell Creek
Crosses 3 administrative regions : Buena Vista, Johnson, Nicholas
Total length
575km
Max discharge
2,5m³/s
Max Strahler
2
Segments matched
4
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- Buena VistaIowa · United States17.1 kmin this dpt
- NicholasWest Virginia · United States9.6 kmin this dpt
- JohnsonWyoming · United States6.9 kmin this dpt
2 intersecting protected areas
Cloud Peak
IUCN IbWilderness
Little Storm Lake
IUCN VWildlife Management Area
1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
36 distinct species · 47 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).
Indicateurs du tissu écologique
Tissu écologique de Powell Creek : 16 espèces reliées par 17 interactions GloBI sur 2 types (connectance 11.1%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
575km
Max discharge
2,5m³/s
Max Strahler
2
Segments matched
4
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.