HydroBASINS lev08 watershed · #4080936400
Bassin de Manu River
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 : Maulvibazar, Sylhet
Sub-basin area
131,5km²
Upstream area
3 547,6km²
Discharge
178,83m³/s
Mean elev.
17m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de River Dhalai999 km²
- Bassin de Manu478 km²
2 dept-equivalent regions (GADM L2)
- MaulvibazarSylhet · Bangladesh131.0 km²99.9% of basin
- SylhetSylhet · Bangladesh0.1 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
219 distinct species · 8 720 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Manu River : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 42 interactions GloBI sur 3 types (connectance 9.0%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
24,8°C
Annual rain
2 895mm
Moisture idx (CMI)
0,47
Runoff
2 472mm/an
PET
1 523mm
AET
1 245mm
Mean slope
0,3°
Water table
13cm
Forest
0%
Crops
67%
Urban
7%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)