Ruisseau· 8 segments
South Fork Madison River
Crosses 2 administrative regions : Fremont, Gallatin
Total length
36km
Max discharge
3,9m³/s
Max Strahler
3
Segments matched
8
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- GallatinMontana · United States40.5 kmin this dpt
- FremontIdaho · United States0.0 kmin this dpt
8 intersecting protected areas
Yellowstone National Park
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
Yellowstone
IUCN IINational Park
Yellowstone
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
Recommended Wilderness
South Fork Madison River
IUCN VEasement
Obsidian Sands
IUCN IaResearch Natural Area
South Fork Meadows Fee
IUCN VPrivate Conservation Land
South Fork Meadows
IUCN VEasement
1 page = 1 named river (aggregation of 8 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
198 distinct species · 943 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 South Fork Madison River : 26 espèces reliées par 132 interactions GloBI sur 4 types (connectance 17.8%, filtre Serrano α=0.2). 13 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
36km
Max discharge
3,9m³/s
Max Strahler
3
Segments matched
8
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.