Ontologia

HydroBASINS lev08 watershed · #2080320410

Bassin de Свияга

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 : Ul'yanovsk, Ul'yanovskiy rayon, Water body

3% lakePfafstetter: 28330259

Sub-basin area

395,9km²

Upstream area

5 042,2km²

Discharge

16,48m³/s

Mean elev.

140m

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°

4,2°C

Annual rain

524mm

Moisture idx (CMI)

-0,24

Runoff

105mm/an

PET

688mm

AET

442mm

Mean slope

1,1°

Water table

123cm

Forest

9%

Crops

64%

Urban

3%

Protected

0%

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