Ontologia

HydroBASINS lev08 watershed · #2080523440

Bassin de la Guirande

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 : Deux-Sèvres

Pfafstetter: 23219048

Sub-basin area

174km²

Upstream area

174km²

Discharge

3,11m³/s

Mean elev.

41m

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°

12,1°C

Annual rain

809mm

Moisture idx (CMI)

-0,08

Runoff

526mm/an

PET

878mm

AET

607mm

Mean slope

0,8°

Water table

33cm

Forest

0%

Crops

65%

Urban

2%

Protected

3%

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