Ontologia

HydroBASINS lev08 watershed · #2080281100

Bassin de Daugava

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 3 administrative regions : Aizkraukle, Bauska, Ogre

32% lakePfafstetter: 24280105

Sub-basin area

662,8km²

Upstream area

81 632,3km²

Discharge

642,34m³/s

Mean elev.

60m

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°

5,8°C

Annual rain

644mm

Moisture idx (CMI)

0,06

Runoff

290mm/an

PET

607mm

AET

469mm

Mean slope

1,2°

Water table

78cm

Forest

41%

Crops

32%

Urban

2%

Protected

5%

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