Rivière· 211 segments
Walnut Creek
Crosses 76 administrative regions : Adair, Atchison, Barton, Benton, Blackford +66
Total length
2 084km
Max discharge
159,4m³/s
Max Strahler
5
Segments matched
211
River geography76 admin regions · 0 communes
76 administrative regions crossed (GADM L2)
- RushKansas · United States145.4 kmin this dpt
- FairfieldOhio · United States58.9 kmin this dpt
- FremontIowa · United States52.3 kmin this dpt
- BartonKansas · United States49.7 kmin this dpt
- WoodfordIllinois · United States45.5 kmin this dpt
- MontgomeryIowa · United States45.1 kmin this dpt
- NessKansas · United States32.2 kmin this dpt
- McClainOklahoma · United States31.3 kmin this dpt
- KnoxIllinois · United States30.1 kmin this dpt
- GreenwoodKansas · United States26.4 kmin this dpt
- MarionIowa · United States24.4 kmin this dpt
- RossOhio · United States23.4 kmin this dpt
- JeffersonIowa · United States20.5 kmin this dpt
- GrantIndiana · United States19.4 kmin this dpt
- FranklinKansas · United States19.2 kmin this dpt
- HolmesOhio · United States18.3 kmin this dpt
- PickawayOhio · United States18.1 kmin this dpt
- PolkIowa · United States16.5 kmin this dpt
- DallasIowa · United States16.1 kmin this dpt
- StarkIllinois · United States15.6 kmin this dpt
- JonesIowa · United States15.1 kmin this dpt
- OkfuskeeOklahoma · United States14.4 kmin this dpt
- RileyKansas · United States13.4 kmin this dpt
- AtchisonKansas · United States13.2 kmin this dpt
- WinneshiekIowa · United States12.7 kmin this dpt
- LeavenworthKansas · United States12.6 kmin this dpt
- LeeIllinois · United States12.6 kmin this dpt
- JasperIowa · United States12.1 kmin this dpt
- PeoriaIllinois · United States11.8 kmin this dpt
- StoryIowa · United States11.2 kmin this dpt
- NewtonArkansas · United States11.1 kmin this dpt
- MaconMissouri · United States11.1 kmin this dpt
- KingfisherOklahoma · United States9.9 kmin this dpt
- FranklinOhio · United States9.4 kmin this dpt
- NortonKansas · United States9.4 kmin this dpt
- TuscarawasOhio · United States8.9 kmin this dpt
- IowaIowa · United States8.2 kmin this dpt
- ScottIowa · United States7.4 kmin this dpt
- PoweshiekIowa · United States7.2 kmin this dpt
- UpshurTexas · United States6.8 kmin this dpt
- ShawneeKansas · United States6.8 kmin this dpt
- BooneArkansas · United States6.3 kmin this dpt
- PhillipsKansas · United States6.0 kmin this dpt
- JeffersonColorado · United States5.9 kmin this dpt
- BlackfordIndiana · United States5.8 kmin this dpt
- MaconNorth Carolina · United States5.7 kmin this dpt
- WashingtonIowa · United States5.4 kmin this dpt
- TransylvaniaNorth Carolina · United States5.2 kmin this dpt
- OklahomaOklahoma · United States5.0 kmin this dpt
- MillsIowa · United States4.3 kmin this dpt
- JeffersonKansas · United States3.9 kmin this dpt
- LoganOklahoma · United States3.7 kmin this dpt
- TazewellIllinois · United States2.8 kmin this dpt
- TrumbullOhio · United States2.7 kmin this dpt
- ClarkeIowa · United States2.2 kmin this dpt
- BroomfieldColorado · United States2.1 kmin this dpt
- PayneOklahoma · United States2.1 kmin this dpt
- LincolnOklahoma · United States1.9 kmin this dpt
- SarpyNebraska · United States1.9 kmin this dpt
- BentonIowa · United States1.9 kmin this dpt
- HarlanNebraska · United States1.6 kmin this dpt
- GradyOklahoma · United States1.4 kmin this dpt
- JacksonKansas · United States1.4 kmin this dpt
- AdairMissouri · United States1.0 kmin this dpt
- DouglasNebraska · United States1.0 kmin this dpt
- PageIowa · United States1.0 kmin this dpt
- PlatteMissouri · United States0.9 kmin this dpt
- WarrenIowa · United States0.8 kmin this dpt
- CedarIowa · United States0.6 kmin this dpt
- PerryOhio · United States0.2 kmin this dpt
- WashingtonNebraska · United States0.2 kmin this dpt
- ClevelandOklahoma · United States0.1 kmin this dpt
- McLeanIllinois · United States0.0 kmin this dpt
- TamaIowa · United States0.0 kmin this dpt
- WoodsonKansas · United States0.0 kmin this dpt
- MahaskaIowa · United States0.0 kmin this dpt
30 intersecting protected areas
Red Rock
IUCN VWildlife Management Area
Port Louisa
IUCN IVNational Wildlife Refuge
Deep Fork
IUCN VWildlife Management Area
Iowa River Corridor
IUCN VWildlife Management Area
National Wildlife Refuge
Wild and Scenic River
Neal Smith
IUCN IVNational Wildlife Refuge
Reserve Program
Reserve Program
21 more protected areassorted by area
Reserve Program
Lake Shawtee
IUCN VWildlife Management Area
Reserve Program
Muskrat Slough
IUCN VWildlife Management Area
Unknown
IUCN VPark
Reserve Program
Iowa River Corridor
IUCN VWildlife Management Area
Beach City
IUCN VWildlife Area
Walnut Woods 7
IUCN Not AssignedConservation Area
Reserve Program
Reserve Program
Reserve Program
Reserve Program
Reserve Program
Watershed Protection
Skunk River Flats
IUCN VWildlife Management Area
Reserve Program
Standley Lake
IUCN VBuffer
Reserve Program
Conservation Area
Big Piney Macrosite Fee
IUCN VPrivate Conservation Land
1 page = 1 named river (aggregation of 211 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
94 distinct species · 168 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 47 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 Walnut Creek : 42 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 85 interactions GloBI sur 4 types (connectance 7.9%, filtre Serrano α=0.2). 5 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
2 084km
Max discharge
159,4m³/s
Max Strahler
5
Segments matched
211
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.