Ontologia

HydroBASINS lev08 watershed · #2080277370

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 : Bauska, Ogre, Riga

51% lakePfafstetter: 24280103

Sub-basin area

613,2km²

Upstream area

83 915,5km²

Discharge

701,88m³/s

Mean elev.

23m

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°

6,2°C

Annual rain

645mm

Moisture idx (CMI)

0,11

Runoff

314mm/an

PET

576mm

AET

458mm

Mean slope

1,1°

Water table

61cm

Forest

48%

Crops

17%

Urban

23%

Protected

2%

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