Okavango Delta System
IUCN IVWetland of International Importance (Ramsar Site) · 1996
55 385 km²
Pays · BWA
Species observed
8 073
Observations
1 250 481
Area
577 870,8km²
Sample of 17 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).
Tissu écologique de Botswana : 13 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 18 interactions GloBI sur 2 types (connectance 11.8%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
8 073 distinct species · 1 250 481 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
22,0°C
Annual rain
400mm
Warmest m°
32,5°C
Coldest m°
7,3°C
Elevation: 1 031 m on average (min 513 m, max 1 416 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
7,0
Org. C
5,1g/kg
Clay
15,1%
Sand
75,4%
Silt
9,5%
Average over 0-30 cm. Per-depth details in expert panel.
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Stream length here
13 557,5km
Lake surface here
6 354,63km²
Basins crossed
903
Max stream order
8
Max drainage
644 114km²
Discharge in basins
8 502,6m³/s
Mean precip.
395mm/an
Mean T°
20,8°C
Moisture idx
-0,78
Mean runoff
11mm/an
Mean elev. (basins)
1 035m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
0hab/km²
Night light
0,0nW
Built-up
6,6%
Pesticides
0,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Wetland of International Importance (Ramsar Site) · 1996
55 385 km²
Game Reserve · 1961
52 225 km²
National Park · 1971
25 939 km²
World Heritage Site (natural or mixed) · 2014
20 443 km²
National Park · 1949
14 699 km²
National Park · 1968
10 505 km²
+ 25 protected areas (top 60 shown)
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN