Ontologia

HydroBASINS lev08 watershed · #6080152020

Bassin de Oelemari

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 : Tapanahony

Pfafstetter: 61660484

Sub-basin area

820,3km²

Upstream area

820,3km²

Discharge

23,5m³/s

Mean elev.

278m

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°

25,3°C

Annual rain

2 315mm

Moisture idx (CMI)

0,30

Runoff

897mm/an

PET

1 615mm

AET

1 368mm

Mean slope

9,7°

Water table

266cm

Forest

100%

Crops

0%

Urban

0%

Protected

0%

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