Ontologia

HydroBASINS lev08 watershed · #2080551300

Bassin de la Dronne

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 5 administrative regions : Charente, Charente-Maritime, Dordogne, Gironde, Haute-Vienne

Pfafstetter: 23216026

Sub-basin area

2 789,7km²

Upstream area

2 789,9km²

Discharge

46,91m³/s

Mean elev.

147m

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°

11,9°C

Annual rain

911mm

Moisture idx (CMI)

-0,04

Runoff

517mm/an

PET

953mm

AET

680mm

Mean slope

3,2°

Water table

171cm

Forest

28%

Crops

38%

Urban

0%

Protected

22%

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