Ontologia

HydroBASINS lev08 watershed · #2080497260

Bassin du Nohain

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 : Cher, Nièvre, Yonne

Pfafstetter: 23227080

Sub-basin area

539,4km²

Upstream area

539,4km²

Discharge

4,33m³/s

Mean elev.

230m

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°

10,6°C

Annual rain

730mm

Moisture idx (CMI)

-0,15

Runoff

252mm/an

PET

857mm

AET

601mm

Mean slope

2,4°

Water table

165cm

Forest

6%

Crops

58%

Urban

1%

Protected

0%

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