Cuenca Alta del Río Cojedes
IUCN VIProtective Zone (ZP) · 1974
5 236 km²
State · ven
Yaracuy
Venezuela
AwTropical, savannah(98 %)
Species observed
2 724
Observations
135 028
Area
6 218,7km²
Ecological tissue
Sample of 21 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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Yaracuy : 15 espèces reliées par 20 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
21
Interactions affichées
20
Connectance
0.095
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
2 724 distinct species · 135 028 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
24,0°C
Annual rain
1 352mm
Warmest m°
29,5°C
Coldest m°
19,4°C
Elevation: 495 m on average (min -5 m, max 1 706 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
24,0°C
Annual rain
1 352mm
Warmest month
29,5°C
Coldest month
19,4°C
Mean alt.
495m
Min
-5m
Max
1 706m
Std. dev.
380m
Köppen-Geiger (dominant)
AwTropical, savannah(98 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,0
Org. C
27,6g/kg
Clay
33,4%
Sand
33,2%
Silt
33,4%
Average over 0-30 cm. Per-depth details in expert panel.
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,0
Org. C
40,2g/kg
Clay
32,5%
Sand
33,6%
Silt
33,9%
5–15 cm
pH H₂O
6,0
Org. C
26,2g/kg
Clay
33,1%
Sand
33,4%
Silt
33,5%
15–30 cm
pH H₂O
6,0
Org. C
16,4g/kg
Clay
34,7%
Sand
32,6%
Silt
32,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest60.1%
Crops2.1%
Built-up0.4%
Bare soil0.1%
Other (grassland, water…)37.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology15 basins · 4 lakes · 33 rivers
Hydrology metrics for this exact territory
Stream length here
691,5km
Lake surface here
9,75km²
Basins crossed
15
Max stream order
4
Max drainage
16 276km²
Discharge in basins
48,9m³/s
Mean precip.
1 230mm/an
Mean T°
24,5°C
Moisture idx
-0,26
Mean runoff
186mm/an
Mean elev. (basins)
453m
Watersheds crossing here
- Bassin de Río Yaracuysub-area2 480,5 km²overlap2395.66 km²39%
- Bassin de Río Aroasub-area2 462,9 km²overlap1559.12 km²25%
- Bassin de Río Nuaresub-area935,7 km²overlap633.87 km²10%
- Bassin de Río Orujesub-area478,5 km²overlap341.37 km²5%
- Bassin de Río Tirguasub-area723,4 km²overlap308.50 km²5%
- Bassin de Río Alpargatónsub-area590,3 km²overlap288.34 km²5%
- Bassin de Río Cojedessub-area1 458,4 km²overlap190.81 km²3%
- Bassin de Río Tocuyosub-area646,5 km²overlap156.10 km²3%
- Bassin de Quebrada La Ruezgasub-area1 183,4 km²overlap120.22 km²2%
6 more basinssorted by overlap
- Bassin de Río Turbiosub-area619,4 km²overlap117.51 km²2%
- Basin #03250sub-area84,8 km²overlap66.77 km²1%
- Bassin de Río Tocuyosub-area161 km²overlap39.93 km²1%
- Bassin de Río Uramasub-area2 587,4 km²overlap0.31 km²0%
- Bassin de Río Tocuyosub-area164,8 km²overlap0.11 km²0%
- Bassin de Río Tinacosub-area2 139,3 km²overlap0.04 km²0%
Lakes (4, top by area)
Rivers / streams (33, ord ≥ 4)
- Río Yaracuyord 4len here178.35 km92%total194 km
- Río Aroaord 3len here108.57 km81%total134 km
- Río Tupeord 3len here45.34 km100%total45 km
- Quebrada Nonavanaord 4len here26.99 km79%total34 km
- Quebrada Tibanaord 1len here26.51 km100%total27 km
- Río Urachicheord 3len here22.67 km100%total23 km
- Quebrada Secaord 1len here20.85 km100%total21 km
- Río Guamaord 4len here20.76 km100%total21 km
- Río Onotoord 2len here20.38 km100%total20 km
- Río Guarataroord 2len here18.74 km100%total19 km
- Río Cocoroteord 1len here18.31 km100%total18 km
- Río Urachicheord 1len here17.32 km100%total17 km
21 more river segmentssorted by Strahler order + length
- Río Chivacureord 1len here16.28 km100%total16 km
- Río Cocoroticoord 1len here15.21 km100%total15 km
- Quebrada Guaremalord 1len here13.73 km71%total19 km
- Zanjón Mata Caballoord 1len here11.98 km100%total12 km
- Yurubíord 1len here11.86 km100%total12 km
- Quebrada El Rosarioord 1len here11.78 km100%total12 km
- Río Capolilloord 3len here10.25 km100%total10 km
- Río Guarataritoord 1len here10.21 km100%total10 km
- Río Tirguaord 4len here8.57 km6%total137 km
- Río Cabuyord 2len here6.93 km100%total7 km
- Quebrada Las Minasord 2len here6.46 km100%total6 km
- Río Yurubíord 4len here6.41 km100%total6 km
- Río Turbioord 4len here5.96 km6%total97 km
- Zanjón Mayurupíord 1len here5.77 km100%total6 km
- Río Tigreord 4len here5.60 km20%total28 km
- Quebrada Cararapaord 2len here5.41 km43%total13 km
- Quebrada Grandeord 1len here4.53 km70%total7 km
- Quebrada La Virgenord 1len here4.26 km100%total4 km
- Río Temerlaord 3len here3.31 km100%total3 km
- Río Quebrada Secaord 1len here1.62 km100%total2 km
- Quebrada Secaord 2len here0.60 km5%total13 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,6nW
Built-up
36,1%
Pesticides
12,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas12
IUCN VI · 7IUCN II · 2IUCN V · 2IUCN III · 1🌊 Marine · 1
Valle del Río Aroa
IUCN VIRural Integrated Development Area (ARDI) · 1980
3 022 km²
Macizo de Nirgua
IUCN VIProtective Zone (ZP) · 1992
1 536 km²
Sierra de Aroa
IUCN VIProtective Zone (ZP) · 1990
1 147 km²
Sierra de Bobare
IUCN VIProtective Zone (ZP) · 1974
1 008 km²
Tirgua (General Manuel Manrique)
IUCN IINational Park (PN) · 1992
902 km²
Complete list12 protected areas
- Cuenca Alta del Río CojedesProtective Zone (ZP)IUCN VI19745 236 km²
- Valle del Río AroaRural Integrated Development Area (ARDI)IUCN VI19803 022 km²
- Macizo de NirguaProtective Zone (ZP)IUCN VI19921 536 km²
- Sierra de AroaProtective Zone (ZP)IUCN VI19901 147 km²
- Sierra de BobareProtective Zone (ZP)IUCN VI19741 008 km²
- Tirgua (General Manuel Manrique)National Park (PN)IUCN II1992902 km²
- Depresión Turbio - YaracuyAgricultural Development Zone (ZAA)IUCN VI1982804 km²
- Nirgua - AroaForest Area Under Protection (ABBP)IUCN V1991683 km²
- Río TocuyoForest Reserve (RF)IUCN VI1969512 km²
- YurubíNational Park (PN)IUCN II1960242 km²
- Porciones de Territorio Ccomprendidas entre los Centros Poblados de San Juan de los Cayos - Chichiriviche y El Cruce - Tucacas - Boca de YaracuyTourist Interest Area (ZIT)IUCN V1996173 km²
- Cerro de María LionzaNatural Monument (MN)IUCN III1960119 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN