Ontologia

Commune · AGO

Calumbo

Angola

BShArid, steppe, hot(100 %)

Species observed

53

Observations

105

Area

179,2km²

Ecological tissue

Sample of 15 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 Calumbo : 13 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 12 interactions GloBI sur 2 types (connectance 11.4%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
15
Interactions affichées
12
Connectance
0.114
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

53 distinct species · 105 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

105 obs · 2 cellules
Obs. / cellule
≥ 99
99–98
99–98
99–98
< 99

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

Climate

Mean T°

25,2°C

Annual rain

592mm

Warmest m°

33,6°C

Coldest m°

17,3°C

Elevation: 78 m on average (min 2 m, max 162 m)

Bioclimatic detailsExpert
Annual mean temp.
25,2°C
Annual rain
592mm
Warmest month
33,6°C
Coldest month
17,3°C
Mean alt.
78m
Min
2m
Max
162m
Std. dev.
63m
Köppen-Geiger (dominant)
BShArid, steppe, hot(100 %)Arid

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

Soil & lithology

pH H₂O

6,9

Org. C

26,4g/kg

Clay

30,6%

Sand

53,0%

Silt

16,4%

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

Dominant lithology: scGLiMaggregated to Viana

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
36,9g/kg
Clay
29,9%
Sand
53,6%
Silt
16,5%
5–15 cm
pH H₂O
6,9
Org. C
23,7g/kg
Clay
30,0%
Sand
53,5%
Silt
16,5%
15–30 cm
pH H₂O
6,9
Org. C
18,6g/kg
Clay
31,9%
Sand
51,9%
Silt
16,3%

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

Land cover

Forest7.7%
Crops41.3%
Built-up4.9%
Bare soil1.3%
Other (grassland, water…)44.8%

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

Hydrology2 basins · 2 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

12,1km

Lake surface here

0,40km²

Basins crossed

2

Max stream order

7

Max drainage

149 392km²

Discharge in basins

137,5m³/s

Mean precip.

562mm/an

Mean T°

24,6°C

Moisture idx

-0,57

Mean runoff

105mm/an

Mean elev. (basins)

73m

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

13hab/km²

Night light

4,9nW

Built-up

486,6%

Pesticides

0,0kg/km²

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

Protected areas1

IUCN II · 1🌊 Marine · 1

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