HydroBASINS lev08 watershed · #7080759730
Bassin de Neches 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 4 administrative regions : Cameron, Jasper, Jefferson, Orange
Sub-basin area
499,9km²
Upstream area
25 961km²
Discharge
262,36m³/s
Mean elev.
7m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Pine Island Bayou1837 km²
- Bassin de Neches River138 km²
4 dept-equivalent regions (GADM L2)
- Orange325.9 km²65.3% of basin
- Jefferson164.7 km²33.0% of basin
- Jasper7.6 km²1.5% of basin
- 1.1 km²0.2% of basin
5 intersecting protected areas
Lower Neches
IUCN VWildlife Management Area
26.31 km² overlap
Big Thicket
IUCN VNational Preserve
26.12 km² overlap
Marine Protected Area
18.10 km² overlap
Recreation Area
4.96 km² overlap
Preserve
0.23 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 670 distinct species · 67 338 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 46 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 Neches River : 36 espèces reliées par 80 interactions GloBI sur 3 types (connectance 7.7%, 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°
19,8°C
Annual rain
1 437mm
Moisture idx (CMI)
0,03
Runoff
585mm/an
PET
1 400mm
AET
1 140mm
Mean slope
0,4°
Water table
12cm
Forest
54%
Crops
7%
Urban
15%
Protected
5%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)