Ontologia

Rivière· 29 segments

Ammonoosuc River

Crosses 4 administrative regions : Caledonia, Coos, Grafton, Orange

rivière

Total length

97km

Max discharge

27,9m³/s

Max Strahler

4

Segments matched

29

River geography4 admin regions · 0 communes

Parent watershed

hybas-70804360301044 km²

4 administrative regions crossed (GADM L2)

  • Grafton
    New Hampshire · United States
    65.2 km
    in this dpt
  • Coos
    New Hampshire · United States
    29.3 km
    in this dpt
  • Caledonia
    Vermont · United States
    0.0 km
    in this dpt
  • Orange
    Vermont · United States
    0.0 km
    in this dpt

3 intersecting protected areas

1 page = 1 named river (aggregation of 29 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

284 distinct species · 1 801 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 53 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 Ammonoosuc River : 45 espèces reliées par 115 interactions GloBI sur 5 types (connectance 8.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
53
Interactions affichées
115
Connectance
0.084
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

97km

Max discharge

27,9m³/s

Max Strahler

4

Segments matched

29

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