HydroBASINS lev08 watershed · #7080626530
Bassin de Meherrin 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 : Greensville, Hertford, Northampton, Southampton
Sub-basin area
816,1km²
Upstream area
3 547,3km²
Discharge
47,47m³/s
Mean elev.
27m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Fountains Creek593 km²
- Bassin de Meherrin River448 km²
4 dept-equivalent regions (GADM L2)
- 360.3 km²44.1% of basin
- 275.4 km²33.7% of basin
- 176.5 km²21.6% of basin
- 4.1 km²0.5% of basin
2 intersecting protected areas
Preserve
1.71 km² overlap
Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Greensville, VA
IUCN VConservation Easement
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
810 distinct species · 22 646 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Meherrin River : 30 espèces reliées par 83 interactions GloBI sur 4 types (connectance 10.6%, 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°
14,7°C
Annual rain
1 163mm
Moisture idx (CMI)
-0,08
Runoff
464mm/an
PET
1 258mm
AET
946mm
Mean slope
0,7°
Water table
26cm
Forest
71%
Crops
38%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)