Cuenca Hidrográfica del Río Pedregal
IUCN VIProtective Zone (ZP) · 1976
1 959 km²
Municipality · VEN
Democracia
Venezuela
AwTropical, savannah(87 %)
Species observed
190
Observations
461
Area
2 750,6km²
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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Democracia : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 4 types (connectance 8.0%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
27
Interactions affichées
28
Connectance
0.080
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
190 distinct species · 461 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,6°C
Annual rain
733mm
Warmest m°
34,4°C
Coldest m°
20,2°C
Elevation: 479 m on average (min 85 m, max 1 058 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,6°C
Annual rain
733mm
Warmest month
34,4°C
Coldest month
20,2°C
Mean alt.
479m
Min
85m
Max
1 058m
Std. dev.
190m
Köppen-Geiger (dominant)
AwTropical, savannah(87 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,7
Org. C
19,5g/kg
Clay
33,2%
Sand
33,4%
Silt
33,5%
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
6,6
Org. C
26,7g/kg
Clay
32,4%
Sand
33,6%
Silt
34,0%
5–15 cm
pH H₂O
6,6
Org. C
18,7g/kg
Clay
32,7%
Sand
33,7%
Silt
33,7%
15–30 cm
pH H₂O
6,7
Org. C
13,3g/kg
Clay
34,4%
Sand
32,9%
Silt
32,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest30.5%
Crops0.1%
Built-up0.0%
Bare soil0.6%
Other (grassland, water…)68.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology14 basins · 0 lakes · 12 rivers
Hydrology metrics for this exact territory
Stream length here
226,7km
Basins crossed
14
Max stream order
5
Max drainage
4 535km²
Discharge in basins
13,5m³/s
Mean precip.
715mm/an
Mean T°
24,7°C
Moisture idx
-0,55
Mean runoff
66mm/an
Mean elev. (basins)
447m
Watersheds crossing here
- Basin #55800sub-area784,2 km²overlap742.07 km²27%
- Bassin de Quebrada Pururechesub-area471,1 km²overlap445.10 km²16%
- Bassin de Río Pedregalsub-area386,3 km²overlap381.45 km²14%
- Bassin de Río Pecayasub-area1 658,6 km²overlap345.59 km²13%
- Bassin de Río Pedregalsub-area249,6 km²overlap244.47 km²9%
- Bassin de Río Mitaresub-area713,2 km²overlap122.34 km²4%
- Bassin de Quebrada Guarabasub-area925,2 km²overlap100.38 km²4%
- Bassin de Río Matícorasub-area2 713,1 km²overlap96.13 km²3%
- Bassin de Quebrada Cardónsub-area155,7 km²overlap86.89 km²3%
5 more basinssorted by overlap
Rivers / streams (12, ord ≥ 4)
- Río Pedregalord 4len here70.59 km100%total71 km
- Quebrada Pururecheord 3len here32.63 km100%total33 km
- Río Mitareord 5len here30.40 km26%total117 km
- Río Juan Negroord 2len here30.00 km80%total37 km
- Quebrada Cardónord 3len here21.40 km63%total34 km
- Quebrada de La Dantaord 2len here9.22 km100%total9 km
- Río Tupureord 3len here9.15 km28%total33 km
- Quebrada El Puercoord 1len here8.04 km47%total17 km
- Quebrada Guarabaord 3len here6.04 km8%total75 km
- Quebrada San Enriqueord 2len here3.80 km83%total5 km
- Río Pecayaord 4len here2.72 km4%total77 km
- Río Zazáridaord 4len here2.71 km4%total68 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
2,6%
Pesticides
0,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN VI · 3
Cuenca Hidrográfica del Río Pedregal
IUCN VINational Hydraulic Reserve (RNH) · 1976
1 957 km²
De la Sierra de San Luis
IUCN VIProtective Zone (ZP) · 1987
1 031 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN