Ontologia

HydroBASINS lev08 watershed · #2080278850

Bassin de Aiviekste

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 : Balvi, Madona

Pfafstetter: 24280230

Sub-basin area

66,5km²

Upstream area

3 956,8km²

Discharge

33,13m³/s

Mean elev.

95m

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°

5,2°C

Annual rain

643mm

Moisture idx (CMI)

0,04

Runoff

276mm/an

PET

616mm

AET

473mm

Mean slope

0,4°

Water table

25cm

Forest

52%

Crops

18%

Urban

0%

Protected

99%

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