Ontologia

HydroBASINS lev08 watershed · #4080885740

Bassin de Aai

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 : Bongaigaon, Goalpara

Pfafstetter: 45255061

Sub-basin area

50,8km²

Upstream area

3 680,6km²

Discharge

108,89m³/s

Mean elev.

36m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

6 distinct species · 6 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 obs · 1 cellules
Obs. / cellule
≥ 6
6–5
6–5
6–5
< 6

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

24,5°C

Annual rain

2 737mm

Moisture idx (CMI)

0,50

Runoff

978mm/an

PET

1 375mm

AET

1 108mm

Mean slope

0,5°

Water table

18cm

Forest

0%

Crops

63%

Urban

18%

Protected

0%

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