Ontologia

HydroBASINS lev08 watershed · #2080287350

Bassin de Viesīte

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 : Aizkraukle, Jekabpils

5% lakePfafstetter: 24270866

Sub-basin area

475,6km²

Upstream area

475,7km²

Discharge

3,6m³/s

Mean elev.

87m

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°

5,7°C

Annual rain

649mm

Moisture idx (CMI)

0,03

Runoff

239mm/an

PET

626mm

AET

478mm

Mean slope

1,1°

Water table

47cm

Forest

68%

Crops

4%

Urban

0%

Protected

7%

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