Rivière· 29 segments
Passadumkeag River
Crosses 2 administrative regions : Hancock, Penobscot
Total length
78km
Max discharge
24,4m³/s
Max Strahler
4
Segments matched
29
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- PenobscotMaine · United States76.6 kmin this dpt
- HancockMaine · United States7.5 kmin this dpt
2 intersecting protected areas
Cold Stream/Ayers Brook
IUCN VPreserve
Private Property
IUCN VPCL
1 page = 1 named river (aggregation of 29 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
224 distinct species · 578 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Passadumkeag River : 20 espèces reliées par 61 interactions GloBI sur 2 types (connectance 13.1%, filtre Serrano α=0.2). 11 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
78km
Max discharge
24,4m³/s
Max Strahler
4
Segments matched
29
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.