Ontologia

Ruisseau· 29 segments

South Fork

Crosses 16 administrative regions : Adams, Beaver, Big Horn, Butler, Champaign +11

ruisseau

Total length

205km

Max discharge

3,2m³/s

Max Strahler

3

Segments matched

29

River geography16 admin regions · 0 communes

Parent watershed

hybas-70805418101276 km²

16 administrative regions crossed (GADM L2)

  • Adams
    Illinois · United States
    63.7 km
    in this dpt
  • Wise
    Virginia · United States
    13.2 km
    in this dpt
  • Fremont
    Wyoming · United States
    12.9 km
    in this dpt
  • Logan
    Illinois · United States
    11.1 km
    in this dpt
  • Macon
    Illinois · United States
    9.6 km
    in this dpt
  • Champaign
    Illinois · United States
    8.2 km
    in this dpt
  • Big Horn
    Montana · United States
    7.8 km
    in this dpt
  • Hancock
    West Virginia · United States
    7.3 km
    in this dpt
  • Wood
    Texas · United States
    7.0 km
    in this dpt
  • Cook
    Illinois · United States
    5.5 km
    in this dpt
  • Piatt
    Illinois · United States
    4.1 km
    in this dpt
  • Franklin
    Texas · United States
    3.8 km
    in this dpt
  • Butler
    Pennsylvania · United States
    2.2 km
    in this dpt
  • Venango
    Pennsylvania · United States
    2.1 km
    in this dpt
  • Dupage
    Illinois · United States
    0.1 km
    in this dpt
  • Beaver
    Pennsylvania · United States
    0.0 km
    in this dpt

6 intersecting protected areas

1 page = 1 named river (aggregation of 29 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

135 distinct species · 523 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 33 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de South Fork : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 72 interactions GloBI sur 3 types (connectance 13.6%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
72
Connectance
0.136
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

205km

Max discharge

3,2m³/s

Max Strahler

3

Segments matched

29

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.