Ontologia

Commune · AGO

Chiange

Angola

BShArid, steppe, hot(94 %)

Species observed

120

Observations

157

Area

3 796,7km²

Ecological tissue

Sample of 27 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 Chiange : 22 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 26 interactions GloBI sur 4 types (connectance 7.4%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
26
Connectance
0.074
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

120 distinct species · 157 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

157 obs · 21 cellules
Obs. / cellule
≥ 40
22–39
6–21
2–5
< 2

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

Climate

Mean T°

21,3°C

Annual rain

504mm

Warmest m°

32,7°C

Coldest m°

11,3°C

Elevation: 1 218 m on average (min 705 m, max 1 487 m)

Bioclimatic detailsExpert
Annual mean temp.
21,3°C
Annual rain
504mm
Warmest month
32,7°C
Coldest month
11,3°C
Mean alt.
1 218m
Min
705m
Max
1 487m
Std. dev.
111m
Köppen-Geiger (dominant)
BShArid, steppe, hot(94 %)Arid

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

Soil & lithology

pH H₂O

7,1

Org. C

9,1g/kg

Clay

31,3%

Sand

54,3%

Silt

14,3%

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

Dominant lithology: suGLiMaggregated to Gambos

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,0
Org. C
11,0g/kg
Clay
29,4%
Sand
55,9%
Silt
14,6%
5–15 cm
pH H₂O
7,1
Org. C
9,3g/kg
Clay
30,9%
Sand
54,6%
Silt
14,5%
15–30 cm
pH H₂O
7,2
Org. C
7,0g/kg
Clay
33,6%
Sand
52,5%
Silt
13,9%

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

Land cover

Forest24.0%
Crops5.5%
Built-up0.0%
Bare soil1.3%
Other (grassland, water…)69.2%

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

Hydrology8 basins · 0 lakes · 12 rivers

Hydrology metrics for this exact territory

Stream length here

197,8km

Basins crossed

8

Max stream order

5

Max drainage

8 204km²

Discharge in basins

13,7m³/s

Mean precip.

550mm/an

Mean T°

20,6°C

Moisture idx

-0,67

Mean runoff

67mm/an

Mean elev. (basins)

1 219m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

2,9%

Pesticides

0,0kg/km²

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