Ruisseau· 9 segments
Big Bear Creek
Crosses 3 administrative regions : Gallatin, Iowa, Poweshiek
Total length
221km
Max discharge
4,9m³/s
Max Strahler
2
Segments matched
9
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
9 intersecting protected areas
Spanish Peaks Macrosite
IUCN VEasement
Port Louisa
IUCN IVNational Wildlife Refuge
Iowa River Corridor
IUCN VWildlife Management Area
Reserve Program
Farm Service Agency Interest Of Ia
IUCN Not AssignedConservation Easement
Iowa River Corridor
IUCN VWildlife Management Area
Watershed Protection
Simmons Timber
IUCN VReserve
Wildlife Area
1 page = 1 named river (aggregation of 9 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
303 distinct species · 6 640 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Big Bear Creek : 26 espèces reliées par 68 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 8 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
221km
Max discharge
4,9m³/s
Max Strahler
2
Segments matched
9
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.