Rivière· 22 segments
East Branche West Nishnabotna River
Crosses 3 administrative regions : Audubon, Pottawattamie, Shelby
Total length
61km
Max discharge
11m³/s
Max Strahler
4
Segments matched
22
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- ShelbyIowa · United States49.9 kmin this dpt
- AudubonIowa · United States23.2 kmin this dpt
- PottawattamieIowa · United States9.4 kmin this dpt
1 intersecting protected areas
Oak Ridge
IUCN VWildlife Area
1 page = 1 named river (aggregation of 22 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
54 distinct species · 80 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 East Branche West Nishnabotna River : 27 espèces reliées par 43 interactions GloBI sur 4 types (connectance 9.2%, filtre Serrano α=0.2). 4 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
61km
Max discharge
11,0m³/s
Max Strahler
4
Segments matched
22
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.