Valle del Río Aroa
IUCN VIRural Integrated Development Area (ARDI) · 1980
3 022 km²
Municipality · VEN
Urdaneta
Venezuela
AwTropical, savannah(79 %)
Species observed
269
Observations
1 429
Area
3 426,1km²
Ecological tissue
Sample of 31 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 Urdaneta : 23 espèces reliées par 39 interactions GloBI sur 4 types (connectance 7.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
32
Interactions affichées
39
Connectance
0.079
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
269 distinct species · 1 429 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,3°C
Annual rain
746mm
Warmest m°
32,3°C
Coldest m°
19,5°C
Elevation: 529 m on average (min 63 m, max 1 209 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,3°C
Annual rain
746mm
Warmest month
32,3°C
Coldest month
19,5°C
Mean alt.
529m
Min
63m
Max
1 209m
Std. dev.
261m
Köppen-Geiger (dominant)
AwTropical, savannah(79 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,5
Org. C
25,4g/kg
Clay
33,5%
Sand
33,4%
Silt
33,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,4
Org. C
36,8g/kg
Clay
33,0%
Sand
33,6%
Silt
33,4%
5–15 cm
pH H₂O
6,4
Org. C
23,4g/kg
Clay
32,8%
Sand
33,9%
Silt
33,3%
15–30 cm
pH H₂O
6,5
Org. C
15,9g/kg
Clay
34,8%
Sand
32,8%
Silt
32,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest42.2%
Crops1.3%
Built-up0.1%
Bare soil1.1%
Other (grassland, water…)55.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology13 basins · 1 lakes · 8 rivers
Hydrology metrics for this exact territory
Stream length here
326,7km
Lake surface here
0,34km²
Basins crossed
13
Max stream order
6
Max drainage
16 276km²
Discharge in basins
156,0m³/s
Mean precip.
748mm/an
Mean T°
23,5°C
Moisture idx
-0,53
Mean runoff
64mm/an
Mean elev. (basins)
582m
Watersheds crossing here
- Bassin de Río Baraguasub-area2 057,4 km²overlap1495.96 km²44%
- Bassin de Río Tocuyosub-area855,4 km²overlap733.01 km²21%
- Bassin de Río Uramasub-area2 587,4 km²overlap659.78 km²19%
- Bassin de Río Tocuyosub-area646,5 km²overlap191.20 km²6%
- Bassin de Río Tocuyosub-area164,8 km²overlap153.15 km²4%
- Bassin de Río Tocuyosub-area890,9 km²overlap103.45 km²3%
- Bassin de Quebrada Pururechesub-area471,1 km²overlap24.12 km²1%
- Bassin de Río Pecayasub-area1 658,6 km²overlap18.57 km²1%
- Bassin de Río Tocuyosub-area17,3 km²overlap17.26 km²1%
Lakes (1, top by area)
Rivers / streams (8, ord ≥ 4)
- Río Tocuyoord 6len here186.65 km44%total429 km
- Río Baraguaord 4len here105.04 km76%total139 km
- Quebrada Mamonalord 1len here8.73 km100%total9 km
- Quebrada El Tuqueord 1len here7.63 km100%total8 km
- Quebrada Cararapaord 2len here7.18 km57%total13 km
- Quebrada Trillaord 1len here4.76 km100%total5 km
- Quebrada Canillonesord 1len here4.39 km100%total4 km
- Río Uramaord 3len here2.31 km3%total71 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
5,9%
Pesticides
6,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN VI · 5IUCN V · 1
Cuenca Hidrográfica del Río Pedregal
IUCN VIProtective Zone (ZP) · 1976
1 959 km²
Cuenca Hidrográfica del Río Pedregal
IUCN VINational Hydraulic Reserve (RNH) · 1976
1 957 km²
Sierra de Bobare
IUCN VIProtective Zone (ZP) · 1974
1 008 km²
Nirgua - Aroa
IUCN VForest Area Under Protection (ABBP) · 1991
683 km²
Embalse Mapara
IUCN VIProtective Zone (ZP) · 1993
125 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN