HydroBASINS lev08 watershed · #4080932390
Bassin de ছোট যমুনা 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 1 administrative regions : Naogaon
Sub-basin area
108,4km²
Upstream area
2 803,6km²
Discharge
94,46m³/s
Mean elev.
16m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Tulshi Gonga River1146 km²
- Bassin de ছোট যমুনা নদী104 km²
1 dept-equivalent regions (GADM L2)
- NaogaonRajshahi · Bangladesh108.2 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
77 distinct species · 128 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 ছোট যমুনা নদী : 25 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 3 types (connectance 6.2%, filtre Serrano α=0.2). 4 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°
25,6°C
Annual rain
1 537mm
Moisture idx (CMI)
0,01
Runoff
965mm/an
PET
1 524mm
AET
986mm
Mean slope
0,0°
Water table
6cm
Forest
0%
Crops
83%
Urban
17%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)