Ontologia

Rivière· 40 segments

Mattawamkeag River

Crosses 3 administrative regions : Aroostook, Penobscot, Washington

rivière

Total length

80km

Max discharge

85,4m³/s

Max Strahler

4

Segments matched

40

River geography3 admin regions · 0 communes

Parent watershed

hybas-7080397900729 km²

3 administrative regions crossed (GADM L2)

  • Penobscot
    Maine · United States
    64.4 km
    in this dpt
  • Aroostook
    Maine · United States
    58.9 km
    in this dpt
  • Washington
    Maine · United States
    1.8 km
    in this dpt

2 intersecting protected areas

1 page = 1 named river (aggregation of 40 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

67 distinct species · 462 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 24 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 Mattawamkeag River : 17 espèces reliées par 40 interactions GloBI sur 2 types (connectance 13.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
40
Connectance
0.133
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

80km

Max discharge

85,4m³/s

Max Strahler

4

Segments matched

40

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