Ontologia

HydroBASINS lev08 watershed · #2080278780

Bassin de Тверца

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 : Kalininskiy rayon, Likhoslavl'skiy rayon, Torzhokskiy rayon

3% lakePfafstetter: 28367803

Sub-basin area

478,9km²

Upstream area

5 945km²

Discharge

40,95m³/s

Mean elev.

154m

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°

4,1°C

Annual rain

614mm

Moisture idx (CMI)

-0,02

Runoff

214mm/an

PET

628mm

AET

478mm

Mean slope

0,9°

Water table

70cm

Forest

55%

Crops

34%

Urban

0%

Protected

1%

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