Ontologia

Commune · AGO

Chivaulo

Angola

AwTropical, savannah(56 %)

Species observed

106

Observations

199

Area

1 522km²

Ecological tissue

Sample of 24 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 Chivaulo : 20 espèces reliées par 22 interactions GloBI sur 2 types (connectance 8.0%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
22
Connectance
0.080
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

106 distinct species · 199 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

199 obs · 14 cellules
Obs. / cellule
≥ 35
29–34
21–28
12–20
< 12

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

Climate

Mean T°

19,3°C

Annual rain

1 375mm

Warmest m°

28,6°C

Coldest m°

11,5°C

Elevation: 1 579 m on average (min 1 423 m, max 1 746 m)

Bioclimatic detailsExpert
Annual mean temp.
19,3°C
Annual rain
1 375mm
Warmest month
28,6°C
Coldest month
11,5°C
Mean alt.
1 579m
Min
1 423m
Max
1 746m
Std. dev.
88m
Köppen-Geiger (dominant)
AwTropical, savannah(56 %)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

13,1g/kg

Clay

28,6%

Sand

63,1%

Silt

8,3%

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

Dominant lithology: mtGLiMaggregated to Andulo

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
18,0g/kg
Clay
27,3%
Sand
64,2%
Silt
8,5%
5–15 cm
pH H₂O
5,6
Org. C
13,7g/kg
Clay
27,6%
Sand
63,9%
Silt
8,5%
15–30 cm
pH H₂O
5,6
Org. C
7,5g/kg
Clay
30,8%
Sand
61,2%
Silt
8,0%

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

Land cover

Forest13.5%
Crops21.5%
Built-up0.2%
Bare soil0.3%
Other (grassland, water…)64.5%

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

Hydrology6 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

224,0km

Basins crossed

6

Max stream order

6

Max drainage

8 342km²

Discharge in basins

73,6m³/s

Mean precip.

1 342mm/an

Mean T°

19,2°C

Moisture idx

-0,16

Mean runoff

650mm/an

Mean elev. (basins)

1 606m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Built-up

20,4%

Pesticides

0,1kg/km²

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