HydroBASINS lev08 watershed · #5080211160
Bassin de Ci Tanduy
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 : Banjar, Ciamis, Cilacap
Sub-basin area
80,4km²
Upstream area
1 529,6km²
Discharge
101,52m³/s
Mean elev.
70m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ci Tanduy836 km²
- Bassin de Ci Muntur614 km²
3 dept-equivalent regions (GADM L2)
- Banjar55.3 km²69.1% of basin
- Ciamis24.1 km²30.2% of basin
- 0.6 km²0.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
56 distinct species · 250 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 Ci Tanduy : 20 espèces reliées par 17 interactions GloBI sur 3 types (connectance 6.7%, filtre Serrano α=0.2). 3 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°
26,8°C
Annual rain
2 934mm
Moisture idx (CMI)
0,47
Runoff
2 147mm/an
PET
1 559mm
AET
1 531mm
Mean slope
4,0°
Water table
174cm
Forest
10%
Crops
52%
Urban
63%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)