Ontologia

Rivière· 15 segments

Nemadji River

Crosses 5 administrative regions : Carlton, Douglas, Lake Superior, Saint Louis

rivière

Total length

75km

Max discharge

18,6m³/s

Max Strahler

4

Segments matched

15

River geography5 admin regions · 0 communes

Parent watershed

hybas-70803635901371 km²

5 administrative regions crossed (GADM L2)

  • Douglas
    Wisconsin · United States
    50.0 km
    in this dpt
  • Carlton
    Minnesota · United States
    24.8 km
    in this dpt
  • Lake Superior
    Wisconsin · United States
    1.7 km
    in this dpt
  • Lake Superior
    Minnesota · United States
    0.2 km
    in this dpt
  • Saint Louis
    Minnesota · United States
    0.0 km
    in this dpt

3 intersecting protected areas

1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

161 distinct species · 1 063 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 43 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 Nemadji River : 29 espèces reliées par 118 interactions GloBI sur 4 types (connectance 12.5%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
44
Interactions affichées
118
Connectance
0.125
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

75km

Max discharge

18,6m³/s

Max Strahler

4

Segments matched

15

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