Ontologia

HydroBASINS lev08 watershed · #4080922790

Bassin de সুরমা নদী

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 : Sunamganj, Sylhet

Pfafstetter: 45220459

Sub-basin area

0,6km²

Upstream area

5 552km²

Discharge

702,26m³/s

Mean elev.

12m

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°

24,8°C

Annual rain

3 651mm

Moisture idx (CMI)

0,61

Runoff

4 886mm/an

PET

1 429mm

AET

1 185mm

Mean slope

0,5°

Water table

4cm

Forest

0%

Crops

38%

Urban

100%

Protected

0%

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