Cuenca del Río Tuy
IUCN VICritical Area with Treatment Priority (ACPT) · 1992
8 867 km²
Municipality · VEN
Brión
Venezuela
AmTropical, monsoon(79 %)
Species observed
953
Observations
8 848
Area
604,8km²
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 Brión : 22 espèces reliées par 22 interactions GloBI sur 2 types (connectance 6.3%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
27
Interactions affichées
22
Connectance
0.063
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
953 distinct species · 8 848 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,0°C
Annual rain
1 633mm
Warmest m°
28,4°C
Coldest m°
22,5°C
Elevation: 133 m on average (min -56 m, max 777 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,0°C
Annual rain
1 633mm
Warmest month
28,4°C
Coldest month
22,5°C
Mean alt.
133m
Min
-56m
Max
777m
Std. dev.
155m
Köppen-Geiger (dominant)
AmTropical, monsoon(79 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,8
Org. C
33,0g/kg
Clay
34,9%
Sand
32,5%
Silt
32,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,8
Org. C
43,2g/kg
Clay
33,9%
Sand
33,0%
Silt
33,2%
5–15 cm
pH H₂O
5,8
Org. C
34,2g/kg
Clay
33,8%
Sand
33,2%
Silt
33,0%
15–30 cm
pH H₂O
5,8
Org. C
21,7g/kg
Clay
37,0%
Sand
31,4%
Silt
31,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest75.6%
Crops0.4%
Built-up0.7%
Bare soil0.1%
Other (grassland, water…)23.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 2 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
46,3km
Lake surface here
0,97km²
Basins crossed
5
Max stream order
5
Max drainage
6 606km²
Discharge in basins
1,9m³/s
Mean precip.
1 243mm/an
Mean T°
23,4°C
Moisture idx
-0,21
Mean runoff
280mm/an
Mean elev. (basins)
571m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
1,3nW
Built-up
66,4%
Pesticides
15,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN VI · 3IUCN II · 1IUCN V · 1IUCN III · 1🌊 Marine · 4
Distritos Acevedo, Brión y Páez (Barlovento)
IUCN VIAgricultural Development Zone (ZAA) · 1982
2 092 km²
Waraira Repano
IUCN IINational Park (PN) · 1958
810 km²
Litoral Central
IUCN VIProtective Zone (ZP) · 1974
389 km²
Utilidad Pública y de Interés Turístico Recreacional El Litoral de la Región Capital (Estado La Guaira - Estado Miranda)
IUCN VTourist Interest Area (ZIT) · 1974
138 km²
Cueva "Alfredo Jahn"
IUCN IIINatural Monument (MN) · 1978
1 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN