HydroBASINS lev08 watershed · #7080652920
Bassin de Tennessee River
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 5 administrative regions : Alcorn, Hardin, Lauderdale, McNairy, Tishomingo
Sub-basin area
1 068,2km²
Upstream area
85 871,7km²
Discharge
1 986,57m³/s
Mean elev.
149m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
5 dept-equivalent regions (GADM L2)
- Hardin536.1 km²50.2% of basin
- 418.5 km²39.2% of basin
- 72.7 km²6.8% of basin
- 33.1 km²3.1% of basin
- 7.7 km²0.7% of basin
9 intersecting protected areas
Dry Creek
IUCN VWildlife Management Area
16.09 km² overlap
Reserve Program
2.66 km² overlap
Chambers Creek
IUCN VWildlife Management Area
1.97 km² overlap
Beason Creek
IUCN VWildlife Management Area
1.86 km² overlap
Lauderdale
IUCN VWildlife Management Area
1.17 km² overlap
State Natural Area
1.14 km² overlap
Reserve Program
0.42 km² overlap
Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Hardin, TN
IUCN Not AssignedConservation Easement
0.25 km² overlap
Conservation Easement
0.25 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 560 distinct species · 78 259 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Tennessee River : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 88 interactions GloBI sur 3 types (connectance 13.2%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
15,3°C
Annual rain
1 411mm
Moisture idx (CMI)
0,05
Runoff
596mm/an
PET
1 342mm
AET
1 019mm
Mean slope
1,7°
Water table
98cm
Forest
48%
Crops
25%
Urban
1%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)