HydroBASINS lev08 watershed · #6080116480
Bassin de Río Tirika
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 : Angostura, Gran Sabana
Sub-basin area
1 378,2km²
Upstream area
1 378,2km²
Discharge
82,88m³/s
Mean elev.
1 219m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 1284.7 km²93.6% of basin
- 87.5 km²6.4% of basin
3 intersecting protected areas
Canaima
IUCN IINational Park (PN)
1371.43 km² overlap
Canaima National Park
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
1312.58 km² overlap
Sur del Estado Bolívar
IUCN VIProtective Zone (ZP)
1.37 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
880 distinct species · 3 641 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
20,5°C
Annual rain
2 912mm
Moisture idx (CMI)
0,47
Runoff
1 886mm/an
PET
1 544mm
AET
1 442mm
Mean slope
11,0°
Water table
373cm
Forest
73%
Crops
1%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)