Lago de Maracaibo
IUCN VICritical Area with Treatment Priority (ACPT) · 1981
58 243 km²
Municipality · VEN
Machiques de Perijá
Venezuela
AwTropical, savannah(47 %)
Species observed
1 863
Observations
20 513
Area
8 453,5km²
Ecological tissue
Sample of 22 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 Machiques de Perijá : 17 espèces reliées par 18 interactions GloBI sur 3 types (connectance 7.8%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
22
Interactions affichées
18
Connectance
0.078
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
1 863 distinct species · 20 513 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,6°C
Annual rain
1 643mm
Warmest m°
30,9°C
Coldest m°
20,4°C
Elevation: 418 m on average (min -3 m, max 3 392 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,6°C
Annual rain
1 643mm
Warmest month
30,9°C
Coldest month
20,4°C
Mean alt.
418m
Min
-3m
Max
3 392m
Std. dev.
711m
Köppen-Geiger (dominant)
AwTropical, savannah(47 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,7
Org. C
35,8g/kg
Clay
35,3%
Sand
33,2%
Silt
31,5%
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
5,7
Org. C
47,4g/kg
Clay
34,2%
Sand
33,6%
Silt
32,1%
5–15 cm
pH H₂O
5,7
Org. C
35,4g/kg
Clay
34,8%
Sand
33,5%
Silt
31,7%
15–30 cm
pH H₂O
5,7
Org. C
24,7g/kg
Clay
36,9%
Sand
32,3%
Silt
30,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest45.1%
Crops11.2%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)43.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology20 basins · 2 lakes · 9 rivers
Hydrology metrics for this exact territory
Stream length here
460,3km
Lake surface here
0,39km²
Basins crossed
20
Max stream order
4
Max drainage
6 966km²
Discharge in basins
266,6m³/s
Mean precip.
1 938mm/an
Mean T°
25,5°C
Moisture idx
0,08
Mean runoff
417mm/an
Mean elev. (basins)
423m
Watersheds crossing here
- Bassin de Río Negrosub-area1 512,7 km²overlap1506.28 km²18%
- Bassin de Río Yunyimasub-area1 468,7 km²overlap1447.43 km²17%
- Bassin de Río Apónsub-area1 991,9 km²overlap1437.55 km²17%
- Bassin de Río Baracaysub-area1 075,6 km²overlap1044.36 km²12%
- Basin #01880sub-area699 km²overlap696.03 km²8%
- Basin #65000sub-area983,5 km²overlap598.09 km²7%
- Basin #01850sub-area445,3 km²overlap442.05 km²5%
- Basin #63340sub-area482,3 km²overlap385.24 km²5%
- Bassin de Río Baracaysub-area541,1 km²overlap334.15 km²4%
11 more basinssorted by overlap
- Basin #01910sub-area462,1 km²overlap249.66 km²3%
- Basin #01890sub-area104,6 km²overlap96.30 km²1%
- Bassin de Río de Orosub-area1 144,9 km²overlap88.13 km²1%
- Bassin de Río Yunyimasub-area187,6 km²overlap84.46 km²1%
- Bassin de Río Bravosub-area331 km²overlap14.35 km²0%
- Bassin de Arroyo San Antoniosub-area1 400,8 km²overlap9.35 km²0%
- Bassin de Río Casacarásub-area2 325,3 km²overlap9.30 km²0%
- Basin #01750sub-area1 538 km²overlap6.74 km²0%
- Bassin de Río Magiriaímo (Espíritu Santo)sub-area743,6 km²overlap2.17 km²0%
- Bassin de Río Cesarsub-area1 847,2 km²overlap1.86 km²0%
- Basin #64370sub-area252,5 km²overlap0.00 km²0%
Lakes (2, top by area)
Rivers / streams (9, ord ≥ 4)
- Río Negroord 4len here125.86 km100%total126 km
- Río Yunyimaord 4len here90.26 km96%total94 km
- Río Apónord 4len here81.05 km98%total83 km
- Río Baracayord 4len here58.59 km92%total64 km
- Río Tutayoord 3len here41.61 km100%total42 km
- Río Bagbisíord 3len here27.11 km100%total27 km
- Río Bachichidaord 3len here18.23 km100%total18 km
- Río Anagsaord 2len here11.79 km100%total12 km
- Río Sirocuayord 2len here5.81 km100%total6 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
6,3%
Pesticides
9,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas10
IUCN II · 3IUCN V · 3IUCN VI · 2IUCN IV · 1IUCN Not Applicable · 1🌊 Marine · 3
Perijá
IUCN IINational Park (PN) · 1978
2 897 km²
Región Lago de Maracaibo (Sierra de Perijá) (Polígonos 1 y 2)
IUCN VIProtective Zone (ZP) · 1974
2 567 km²
Ciénagas de Juan Manuel, Aguas Blancas y Aguas Negras
IUCN IVWildlife Reserve (REFA) · 1975
1 971 km²
Ciénagas de Juan Manuel
IUCN IINational Park (PN) · 1991
1 882 km²
Cuenca Hidrográfica Del Río Calenturitas
IUCN Not ApplicableWatershed · 2018
1 072 km²
Complete list10 protected areas
- Lago de MaracaiboCritical Area with Treatment Priority (ACPT)IUCN VI198158 243 km²
- PerijáNational Park (PN)IUCN II19782 897 km²
- Región Lago de Maracaibo (Sierra de Perijá) (Polígonos 1 y 2)Protective Zone (ZP)IUCN VI19742 567 km²
- Ciénagas de Juan Manuel, Aguas Blancas y Aguas NegrasWildlife Reserve (REFA)IUCN IV19751 971 km²
- Ciénagas de Juan ManuelNational Park (PN)IUCN II19911 882 km²
- Cuenca Hidrográfica Del Río CalenturitasWatershedIUCN Not Applicable20181 072 km²
- Santa RosaForest Area Under Protection (ABBP)IUCN V1991988 km²
- Río TucucoForest Area Under Protection (ABBP)IUCN V1991323 km²
- Serranía del PerijáRegional Natural ParksIUCN II2016232 km²
- Río AricuaisáForest Area Under Protection (ABBP)IUCN V1991156 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN