Ontologia

HydroBASINS lev08 watershed · #2080503120

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 2 administrative regions : Loire-Atlantique, Maine-et-Loire

2% lakePfafstetter: 23221007

Sub-basin area

2 002,8km²

Upstream area

111 741,6km²

Discharge

948,08m³/s

Mean elev.

63m

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

725mm

Moisture idx (CMI)

-0,14

Runoff

380mm/an

PET

840mm

AET

571mm

Mean slope

1,5°

Water table

141cm

Forest

0%

Crops

57%

Urban

7%

Protected

0%

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