Ontologia

Rivière· 29 segments

Thunder Bay River

Crosses 3 administrative regions : Alpena, Lake Hurron, Montmorency

rivière

Total length

125km

Max discharge

19,2m³/s

Max Strahler

5

Segments matched

29

River geography3 admin regions · 0 communes

Parent watershed

hybas-7080410910820 km²

3 administrative regions crossed (GADM L2)

  • Alpena
    Michigan · United States
    61.6 km
    in this dpt
  • Montmorency
    Michigan · United States
    47.8 km
    in this dpt
  • Lake Hurron
    Michigan · United States
    5.0 km
    in this dpt

7 intersecting protected areas

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

Species present

131 distinct species · 422 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 37 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 Thunder Bay River : 26 espèces reliées par 77 interactions GloBI sur 4 types (connectance 11.0%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
77
Connectance
0.110
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

125km

Max discharge

19,2m³/s

Max Strahler

5

Segments matched

29

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