Ontologia

HydroBASINS lev08 watershed · #2080022370

Bassin de Canal de Lanchères

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 : Seine-Maritime, Somme

Coastal basin 8% lakePfafstetter: 23250109

Sub-basin area

92,9km²

Upstream area

92,9km²

Discharge

1,74m³/s

Mean elev.

19m

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°

10,6°C

Annual rain

644mm

Moisture idx (CMI)

-0,10

Runoff

587mm/an

PET

718mm

AET

507mm

Mean slope

0,9°

Water table

55cm

Forest

1%

Crops

59%

Urban

1%

Protected

16%

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