Rivière· 48 segments

South Grand River

Crosses 5 administrative regions : Bates, Benton, Cass, Henry, Saint Clair

rivière

Total length

177km

Max discharge

299,9m³/s

Max Strahler

Segments matched

River geography5 admin regions · 0 communes

Parent watershed

hybas-70805794001073 km²

5 administrative regions crossed (GADM L2)

Henry
Missouri · United States
102.2 km
in this dpt
Cass
Missouri · United States
59.9 km
in this dpt
Bates
Missouri · United States
34.4 km
in this dpt
Benton
Missouri · United States
22.4 km
in this dpt
Saint Clair
Missouri · United States
2.6 km
in this dpt

10 intersecting protected areas

Truman Reservoir Management Lands
IUCN V
Reservoir
Settle's Ford
IUCN V
Conservation Area
Wetlands Reserve Program (WRP), Henry, MO
IUCN V
Reserve Program
Wetlands Reserve Program (WRP), Bates, MO
IUCN V
Reserve Program
Harry S Truman
IUCN III
State Park
Amarugia Highlands
IUCN V
Conservation Area
Wetlands Reserve Program (WRP), Cass, MO
IUCN V
Reserve Program
Emergency Watershed Protection Program - Floodplain Easement (EWPP-FPE), Bates, MO
IUCN V
Watershed Protection
Bittern Bottoms
IUCN V
Conservation Area

1 more protected areassorted by area

Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Henry, MO
IUCN V
Conservation Easement

1 page = 1 named river (aggregation of 48 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

109 distinct species · 322 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 36 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 South Grand River : 26 espèces reliées par 80 interactions GloBI sur 4 types (connectance 12.7%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.127

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)