Ontologia

Commune · AGO

Rivungo

Angola

BShArid, steppe, hot(85 %)

Species observed

123

Observations

195

Area

7 567,2km²

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 Rivungo : 19 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 23 interactions GloBI sur 3 types (connectance 10.0%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
22
Interactions affichées
23
Connectance
0.100
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

123 distinct species · 195 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

195 obs · 17 cellules
Obs. / cellule
≥ 93
27–92
12–26
2–11
< 2

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

22,7°C

Annual rain

703mm

Warmest m°

33,7°C

Coldest m°

9,7°C

Elevation: 1 030 m on average (min 994 m, max 1 069 m)

Bioclimatic detailsExpert
Annual mean temp.
22,7°C
Annual rain
703mm
Warmest month
33,7°C
Coldest month
9,7°C
Mean alt.
1 030m
Min
994m
Max
1 069m
Std. dev.
15m
Köppen-Geiger (dominant)
BShArid, steppe, hot(85 %)Arid

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,4

Org. C

8,2g/kg

Clay

12,9%

Sand

80,0%

Silt

7,1%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: suGLiMaggregated to Rivungo

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
11,9g/kg
Clay
14,1%
Sand
78,5%
Silt
7,4%
5–15 cm
pH H₂O
6,4
Org. C
7,5g/kg
Clay
12,2%
Sand
80,9%
Silt
6,9%
15–30 cm
pH H₂O
6,4
Org. C
5,2g/kg
Clay
12,5%
Sand
80,6%
Silt
6,8%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest28.5%
Crops1.0%
Built-up0.0%
Bare soil0.2%
Other (grassland, water…)70.3%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology24 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

286,8km

Lake surface here

0,12km²

Basins crossed

24

Max stream order

6

Max drainage

60 781km²

Discharge in basins

286,4m³/s

Mean precip.

699mm/an

Mean T°

21,8°C

Moisture idx

-0,62

Mean runoff

54mm/an

Mean elev. (basins)

1 034m

Watersheds crossing here

15 more basins

Lakes (1, top by area)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Built-up

0,3%

Pesticides

0,1kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas3

IUCN II · 2IUCN VI · 1

West Zambezi

IUCN VI

Game Management Area · 1971

43 231 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN