Rivière· 13 segments
Northwest Branch Saint John River
Crosses 3 administrative regions : Aroostook, Montmagny, Somerset
Total length
24km
Max discharge
39m³/s
Max Strahler
5
Segments matched
13
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
1 intersecting protected areas
Watershed
1 page = 1 named river (aggregation of 13 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
96 distinct species · 553 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Northwest Branch Saint John River : 20 espèces reliées par 54 interactions GloBI sur 2 types (connectance 14.3%, filtre Serrano α=0.2). 8 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
24km
Max discharge
39,0m³/s
Max Strahler
5
Segments matched
13
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.