Biosphere Reserve (RB) · ven
Delta del Orinoco
- Area
- 7 730 km²
- IUCN cat.
- VI
- Year
- 1991
Overview
- Designation
- Biosphere Reserve (RB)
- IUCN category
- VI · Aire protégée avec utilisation durable
Conservation + utilisation durable des ressources
- Established
- 1991
- Managing authority
- Ministerio del Poder Popular para el Ecosocialismo (MINEC)
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
678 distinct species · 1 421 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 20 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).
Indicateurs du tissu écologique
Tissu écologique de Delta del Orinoco : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 0 bulles famille, 15 interactions GloBI documentées sur 3 types (connectance 7.9%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology24 basins · 1 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
43,1km
Lake surface here
5,04km²
Basins crossed
24
Max stream order
2
Max drainage
3 611km²
Discharge in basins
188,7m³/s
Mean precip.
1 987mm/an
Mean T°
26,2°C
Moisture idx
0,23
Mean runoff
510mm/an
Mean elev. (basins)
12m
Watersheds crossing here
- Basin #04200sub-area1 428,8 km²overlap1402.56 km²18%
- Basin #63450sub-area1 356,7 km²overlap1064.61 km²14%
- Basin #04360sub-area1 146 km²overlap1055.79 km²14%
- Bassin de Río Araguaosub-area1 480,6 km²overlap583.83 km²8%
- Basin #63940sub-area598 km²overlap562.90 km²7%
- Basin #64230sub-area414 km²overlap412.25 km²5%
- Basin #04330sub-area428,5 km²overlap407.97 km²5%
- Basin #04310sub-area1 164,2 km²overlap333.49 km²4%
- Basin #04280sub-area312,4 km²overlap305.41 km²4%
15 more basinssorted by overlap
- Basin #66010sub-area602,6 km²overlap240.31 km²3%
- Basin #66030sub-area410,6 km²overlap205.22 km²3%
- Basin #64750sub-area331,5 km²overlap196.40 km²3%
- Basin #64250sub-area189,2 km²overlap188.38 km²2%
- Bassin de Caño Merehinasub-area358,3 km²overlap171.17 km²2%
- Basin #04170sub-area300,8 km²overlap106.80 km²1%
- Bassin de Caño Manamosub-area891,8 km²overlap81.06 km²1%
- Basin #04340sub-area113,8 km²overlap79.94 km²1%
- Basin #04180sub-area290,2 km²overlap58.38 km²1%
- Basin #63460sub-area58,2 km²overlap57.93 km²1%
- Basin #04320sub-area150,2 km²overlap55.75 km²1%
- Basin #63980sub-area62,6 km²overlap38.34 km²0%
- Basin #04190sub-area2,6 km²overlap2.44 km²0%
- Bassin de Caño Grandesub-area723,2 km²overlap0.42 km²0%
- Basin #63730sub-area5,7 km²overlap0.07 km²0%
Lakes (1, top by area)
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 9.20943, -61.21286
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.