Ontologia

HydroBASINS lev08 watershed · #2080429520

Bassin de Nièvre

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 1 administrative regions : Somme

Pfafstetter: 23250202

Sub-basin area

265,2km²

Upstream area

265,3km²

Discharge

4,52m³/s

Mean elev.

110m

Administrative coverage

Computing spatial overlaps (territories, protected areas)…

Species present

Computing species observations from GBIF…

Densité d'observations

0 obs · 0 cellules

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Graphe en cours d’indexation

Calcul du tissu écologique de cette entité.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).

Hydroclimate (BasinATLAS lev08)

Mean T°

10,0°C

Annual rain

667mm

Moisture idx (CMI)

-0,08

Runoff

515mm/an

PET

727mm

AET

525mm

Mean slope

2,1°

Water table

126cm

Forest

0%

Crops

71%

Urban

2%

Protected

0%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)