HydroBASINS lev08 watershed · #7080493000
Bassin de Hudson 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 3 administrative regions : Columbia, Dutchess, Ulster
Sub-basin area
211,7km²
Upstream area
27 447km²
Discharge
592,65m³/s
Mean elev.
67m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Esopus Creek1122 km²
- Bassin de Hudson River89 km²
3 dept-equivalent regions (GADM L2)
- DutchessNew York · United States159.0 km²75.0% of basin
- UlsterNew York · United States37.2 km²17.5% of basin
- ColumbiaNew York · United States15.8 km²7.4% of basin
5 intersecting protected areas
Marine Protected Area
7.14 km² overlap
Tivoli Bay
IUCN VWildlife Management Area
5.42 km² overlap
Falling Waters
IUCN VPreserve
0.85 km² overlap
Reserve Program
0.24 km² overlap
New York
IUCN VState Lands
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 409 distinct species · 260 506 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Hudson River : 22 espèces reliées par 68 interactions GloBI sur 4 types (connectance 12.9%, filtre Serrano α=0.2). 11 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°
9,1°C
Annual rain
1 069mm
Moisture idx (CMI)
0,04
Runoff
727mm/an
PET
1 025mm
AET
790mm
Mean slope
2,2°
Water table
152cm
Forest
94%
Crops
10%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)