HydroBASINS lev08 watershed · #7080718510
Bassin de Loggy Bayou
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 3 administrative regions : Bienville, Bossier, Red River
Sub-basin area
48,3km²
Upstream area
6 673,7km²
Discharge
89,55m³/s
Mean elev.
65m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Dorcheat Bayou3826 km²
- Bassin de Flat River Ditch16 km²
3 dept-equivalent regions (GADM L2)
- 37.6 km²77.8% of basin
- 10.4 km²21.5% of basin
- 0.3 km²0.7% of basin
3 intersecting protected areas
Reserve Program
0.40 km² overlap
Loggy Bayou-Stumpy
IUCN VLake
0.02 km² overlap
Reserve Program
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
54 distinct species · 131 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Loggy Bayou : 29 espèces reliées par 37 interactions GloBI sur 3 types (connectance 8.0%, filtre Serrano α=0.2). 2 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°
17,9°C
Annual rain
1 279mm
Moisture idx (CMI)
-0,10
Runoff
441mm/an
PET
1 425mm
AET
1 031mm
Mean slope
1,3°
Water table
66cm
Forest
100%
Crops
30%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)