Ontologia

HydroBASINS lev08 watershed · #2080357480

Bassin de Wełna

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 2 administrative regions : Oborniki, Wągrowiec

12% lakePfafstetter: 24227047

Sub-basin area

103,7km²

Upstream area

1 156,8km²

Discharge

3,92m³/s

Mean elev.

82m

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°

7,9°C

Annual rain

544mm

Moisture idx (CMI)

-0,25

Runoff

110mm/an

PET

726mm

AET

463mm

Mean slope

0,7°

Water table

62cm

Forest

15%

Crops

55%

Urban

8%

Protected

0%

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