HydroBASINS lev08 watershed · #5080001850
Bassin de Aek Sibundong
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 3 administrative regions : Humbang Hasundutan, Tapanuli Tengah, Tapanuli Utara
Sub-basin area
1 169,5km²
Upstream area
1 169,5km²
Discharge
65,69m³/s
Mean elev.
934m
Administrative coverage
3 dept-equivalent regions (GADM L2)
- 483.8 km²41.6% of basin
- 442.6 km²38.0% of basin
- 237.9 km²20.4% of basin
1 intersecting protected areas
Tapanuli Tengah
IUCN VIMarine Park
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
116 distinct species · 182 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 12 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 Aek Sibundong : 11 espèces reliées par 8 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
21,6°C
Annual rain
2 664mm
Moisture idx (CMI)
0,40
Runoff
1 474mm/an
PET
1 548mm
AET
1 507mm
Mean slope
10,7°
Water table
346cm
Forest
72%
Crops
20%
Urban
4%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)