Ontologia

HydroBASINS lev08 watershed · #2080507920

Bassin de la Vienne

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 2 administrative regions : Indre-et-Loire, Vienne

Pfafstetter: 23224030

Sub-basin area

814,6km²

Upstream area

10 185,3km²

Discharge

113,12m³/s

Mean elev.

106m

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°

11,4°C

Annual rain

724mm

Moisture idx (CMI)

-0,18

Runoff

235mm/an

PET

885mm

AET

596mm

Mean slope

1,6°

Water table

132cm

Forest

5%

Crops

70%

Urban

3%

Protected

0%

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