Rivière· 50 segments

Obion River

Crosses 5 administrative regions : Dyer, Gibson, Lauderdale, Obion, Weakley

rivière

Total length

129km

Max discharge

124,9m³/s

Max Strahler

Segments matched

River geography5 admin regions · 0 communes

Parent watershed

hybas-7080634200847 km²

5 administrative regions crossed (GADM L2)

Dyer
Tennessee · United States
108.1 km
in this dpt
Obion
Tennessee · United States
55.3 km
in this dpt
Weakley
Tennessee · United States
23.5 km
in this dpt
Lauderdale
Tennessee · United States
0.3 km
in this dpt
Gibson
Tennessee · United States
0.0 km
in this dpt

15 intersecting protected areas

Gooch
IUCN V
Wildlife Management Area
Obion River
IUCN V
Wildlife Management Area
Wetlands Reserve Program (WRP), Dyer, TN
IUCN V
Reserve Program
Moss Island
IUCN V
Wildlife Management Area
Thorny Cypress
IUCN V
Wildlife Management Area
Ernest Rice
IUCN V
Wildlife Management Area
Bogota
IUCN V
Wildlife Management Area
Three Rivers
IUCN V
Wildlife Management Area
White Lake
IUCN V
Refuge

6 more protected areassorted by area

Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Dyer, TN
IUCN V
Conservation Easement
Agricultural Conservation Easement Program - Wetlands Reserve Easement (ACEP-WRE)
IUCN Not Assigned
Conservation Easement
Wetlands Reserve Program (WRP), Obion, TN
IUCN V
Reserve Program
Hop-In
IUCN V
Refuge
Us-Tn-87-2
IUCN Not Assigned
Conservation Easement
Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Obion, TN
IUCN V
Conservation Easement

1 page = 1 named river (aggregation of 50 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

67 distinct species · 104 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 41 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Obion River : 37 espèces reliées par 53 interactions GloBI sur 2 types (connectance 6.2%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.062

Patrimoniales

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)