Ontologia

Rivière· 25 segments

Arrow River

Crosses 2 administrative regions : Cook, Thunder Bay

rivière

Total length

186km

Max discharge

23,9m³/s

Max Strahler

4

Segments matched

25

River geography2 admin regions · 0 communes

Parent watershed

hybas-7080331240875 km²

2 administrative regions crossed (GADM L2)

  • Thunder Bay
    Ontario · Canada
    113.2 km
    in this dpt
  • Cook
    Minnesota · United States
    7.7 km
    in this dpt

3 intersecting protected areas

1 page = 1 named river (aggregation of 25 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

68 distinct species · 124 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 34 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 Arrow River : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 54 interactions GloBI sur 4 types (connectance 9.6%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
54
Connectance
0.096
Patrimoniales
2
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

186km

Max discharge

23,9m³/s

Max Strahler

4

Segments matched

25

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