Ontologia

Rivière· 65 segments

Clarion River

Crosses 5 administrative regions : Armstrong, Clarion, Elk, Forest, Jefferson

rivière

Total length

167km

Max discharge

68,6m³/s

Max Strahler

4

Segments matched

65

River geography5 admin regions · 0 communes

Parent watershed

hybas-70805118201043 km²

5 administrative regions crossed (GADM L2)

  • Clarion
    Pennsylvania · United States
    96.1 km
    in this dpt
  • Elk
    Pennsylvania · United States
    78.5 km
    in this dpt
  • Jefferson
    Pennsylvania · United States
    21.8 km
    in this dpt
  • Forest
    Pennsylvania · United States
    19.9 km
    in this dpt
  • Armstrong
    Pennsylvania · United States
    0.1 km
    in this dpt

11 intersecting protected areas

2 more protected areas

1 page = 1 named river (aggregation of 65 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

214 distinct species · 1 094 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 42 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 Clarion River : 27 espèces reliées par 111 interactions GloBI sur 6 types (connectance 12.9%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
42
Interactions affichées
111
Connectance
0.129
Patrimoniales
0
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

167km

Max discharge

68,6m³/s

Max Strahler

4

Segments matched

65

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