HydroBASINS lev08 watershed · #2080233300
Bassin de Сямжена
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 : Sokol'skiy rayon, Syamzhenskiy rayon, Totemskiy rayon
Sub-basin area
1 891,9km²
Upstream area
1 891,9km²
Discharge
17,5m³/s
Mean elev.
174m
Administrative coverage
Species present
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°
2,0°C
Annual rain
625mm
Moisture idx (CMI)
0,08
Runoff
294mm/an
PET
576mm
AET
444mm
Mean slope
1,7°
Water table
57cm
Forest
90%
Crops
4%
Urban
0%
Protected
18%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)