HydroBASINS lev08 watershed · #7080699740
Bassin de Tchula Lake
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 4 administrative regions : Carroll, Holmes, Humphreys, Leflore
Sub-basin area
891,9km²
Upstream area
892,4km²
Discharge
22,75m³/s
Mean elev.
62m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- Holmes499.8 km²56.1% of basin
- Carroll297.6 km²33.4% of basin
- 76.1 km²8.5% of basin
- 18.0 km²2.0% of basin
12 intersecting protected areas
Morgan Brake
IUCN IVNational Wildlife Refuge
30.63 km² overlap
Reserve Program
17.45 km² overlap
US-MS-58-1 Wetlands
IUCN Not AssignedReserve Program
7.66 km² overlap
Wetlands Reserve Program (WRP), Holmes, MS
IUCN Not AssignedReserve Program
5.25 km² overlap
Conservation Easement
4.64 km² overlap
US-MS-58-5 Wetlands
IUCN Not AssignedReserve Program
1.61 km² overlap
Us-Ms-58-14
IUCN Not AssignedConservation Easement
1.57 km² overlap
Conservation Easement
1.28 km² overlap
Us-Ms-92-20
IUCN Not AssignedConservation Easement
0.81 km² overlap
3 more protected areassorted by overlap area
Mathews Brake
IUCN IVNational Wildlife Refuge
0.41 km² overlap
Hillside
IUCN IVNational Wildlife Refuge
0.10 km² overlap
Wetlands Reserve Program (WRP)
IUCN Not AssignedReserve Program
0.03 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
632 distinct species · 9 623 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Tchula Lake : 25 espèces reliées par 84 interactions GloBI sur 4 types (connectance 12.6%, filtre Serrano α=0.2). 12 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°
17,2°C
Annual rain
1 406mm
Moisture idx (CMI)
0,02
Runoff
808mm/an
PET
1 375mm
AET
1 037mm
Mean slope
0,9°
Water table
53cm
Forest
48%
Crops
38%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)