HydroBASINS lev08 watershed · #7080880820
Bassin de Siquia 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 : El Rama, La Cruz de Río Grande
Sub-basin area
1 152,3km²
Upstream area
4 447,6km²
Discharge
183m³/s
Mean elev.
89m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Siquia River2235 km²
- Bassin de Río Inquinis1061 km²
2 dept-equivalent regions (GADM L2)
- 853.8 km²74.4% of basin
- 294.1 km²25.6% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
149 distinct species · 336 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Siquia River : 21 espèces reliées par 29 interactions GloBI sur 3 types (connectance 7.7%, filtre Serrano α=0.2). 7 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°
25,2°C
Annual rain
2 944mm
Moisture idx (CMI)
0,49
Runoff
1 580mm/an
PET
1 498mm
AET
1 342mm
Mean slope
2,6°
Water table
94cm
Forest
23%
Crops
32%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)