Ontologia

HydroBASINS lev08 watershed · #2080172440

Bassin de Северная Двина

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 1 administrative regions : Kholmogorskiy rayon

12% lakePfafstetter: 26143010

Sub-basin area

2 578,2km²

Upstream area

300 756,8km²

Discharge

2 769,28m³/s

Mean elev.

31m

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°

0,8°C

Annual rain

559mm

Moisture idx (CMI)

0,10

Runoff

292mm/an

PET

506mm

AET

391mm

Mean slope

1,8°

Water table

40cm

Forest

74%

Crops

0%

Urban

0%

Protected

1%

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