Ontologia

Ruisseau· 27 segments

North Fork

Crosses 16 administrative regions : Big Horn, Butler, Clermont, Clinton, De Witt +11

ruisseau

Total length

273km

Max discharge

1,6m³/s

Max Strahler

2

Segments matched

27

River geography16 admin regions · 0 communes

Parent watershed

hybas-7080538910709 km²

16 administrative regions crossed (GADM L2)

  • Marion
    Illinois · United States
    34.6 km
    in this dpt
  • Gove
    Kansas · United States
    24.2 km
    in this dpt
  • Jefferson
    Pennsylvania · United States
    19.7 km
    in this dpt
  • Clermont
    Ohio · United States
    16.6 km
    in this dpt
  • Pocahontas
    West Virginia · United States
    13.4 km
    in this dpt
  • Macon
    Illinois · United States
    11.7 km
    in this dpt
  • Big Horn
    Montana · United States
    10.3 km
    in this dpt
  • Hancock
    West Virginia · United States
    6.4 km
    in this dpt
  • Franklin
    Kentucky · United States
    4.0 km
    in this dpt
  • Venango
    Pennsylvania · United States
    3.5 km
    in this dpt
  • Union
    Arkansas · United States
    3.5 km
    in this dpt
  • Mc Kean
    Pennsylvania · United States
    2.9 km
    in this dpt
  • Fayette
    Illinois · United States
    2.6 km
    in this dpt
  • Clinton
    Illinois · United States
    2.5 km
    in this dpt
  • De Witt
    Illinois · United States
    1.4 km
    in this dpt
  • Butler
    Pennsylvania · United States
    0.0 km
    in this dpt

5 intersecting protected areas

1 page = 1 named river (aggregation of 27 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

75 distinct species · 150 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 39 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 North Fork : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 68 interactions GloBI sur 4 types (connectance 9.2%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
68
Connectance
0.092
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

273km

Max discharge

1,6m³/s

Max Strahler

2

Segments matched

27

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