Ontologia

Rivière· 90 segments

Knife River

Crosses 5 administrative regions : Billings, Dunn, Kanabec, Mercer, Mille Lacs

rivière

Total length

462km

Max discharge

14,5m³/s

Max Strahler

5

Segments matched

90

River geography5 admin regions · 0 communes

Parent watershed

hybas-70803493701198 km²

5 administrative regions crossed (GADM L2)

  • Mercer
    North Dakota · United States
    132.2 km
    in this dpt
  • Dunn
    North Dakota · United States
    123.6 km
    in this dpt
  • Kanabec
    Minnesota · United States
    41.9 km
    in this dpt
  • Billings
    North Dakota · United States
    25.7 km
    in this dpt
  • Mille Lacs
    Minnesota · United States
    18.3 km
    in this dpt

5 intersecting protected areas

1 page = 1 named river (aggregation of 90 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

39 distinct species · 54 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 17 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 Knife River : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 3 types (connectance 11.8%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
17
Interactions affichées
16
Connectance
0.118
Patrimoniales
1
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

462km

Max discharge

14,5m³/s

Max Strahler

5

Segments matched

90

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