Ontologia

HydroBASINS lev08 watershed · #3080577990

Bassin de Олёкма

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 : Tungiro-Olekminskiy rayon

Pfafstetter: 34269070

Sub-basin area

924,9km²

Upstream area

8 935,7km²

Discharge

69,22m³/s

Mean elev.

836m

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°

-7,1°C

Annual rain

424mm

Moisture idx (CMI)

-0,30

Runoff

292mm/an

PET

610mm

AET

373mm

Mean slope

6,9°

Water table

203cm

Forest

92%

Crops

0%

Urban

0%

Protected

0%

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