Ontologia

Rivière· 68 segments

West Branch Penobscot River

Crosses 3 administrative regions : Penobscot, Piscataquis, Somerset

rivière

Total length

185km

Max discharge

167m³/s

Max Strahler

6

Segments matched

68

River geography3 admin regions · 0 communes

Parent watershed

hybas-70803938101353 km²

3 administrative regions crossed (GADM L2)

  • Piscataquis
    Maine · United States
    131.1 km
    in this dpt
  • Penobscot
    Maine · United States
    54.3 km
    in this dpt
  • Somerset
    Maine · United States
    34.4 km
    in this dpt

5 intersecting protected areas

1 page = 1 named river (aggregation of 68 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

154 distinct species · 792 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 35 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 West Branch Penobscot River : 27 espèces reliées par 61 interactions GloBI sur 4 types (connectance 10.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
61
Connectance
0.102
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

185km

Max discharge

167,0m³/s

Max Strahler

6

Segments matched

68

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