Ontologia

HydroBASINS lev08 watershed · #2080501620

Bassin de la Loire

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 : Loire-Atlantique

Pfafstetter: 23221003

Sub-basin area

190,5km²

Upstream area

115 298,1km²

Discharge

998,45m³/s

Mean elev.

19m

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°

11,6°C

Annual rain

795mm

Moisture idx (CMI)

-0,03

Runoff

514mm/an

PET

816mm

AET

579mm

Mean slope

1,0°

Water table

87cm

Forest

0%

Crops

33%

Urban

40%

Protected

1%

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