Ontologia

Commune · AGO

Cassange

Angola

AwTropical, savannah(100 %)

Species observed

19

Observations

37

Area

2 263,3km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 4 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 Cassange : 3 espèces reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
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

19 distinct species · 37 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

37 obs · 3 cellules
Obs. / cellule
≥ 30
30–29
30–29
6–29
< 6

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

Climate

Mean T°

24,5°C

Annual rain

1 618mm

Warmest m°

33,7°C

Coldest m°

17,7°C

Elevation: 731 m on average (min 609 m, max 955 m)

Bioclimatic detailsExpert
Annual mean temp.
24,5°C
Annual rain
1 618mm
Warmest month
33,7°C
Coldest month
17,7°C
Mean alt.
731m
Min
609m
Max
955m
Std. dev.
64m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)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

13,3g/kg

Clay

18,4%

Sand

69,6%

Silt

12,0%

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

Dominant lithology: ssGLiMaggregated to Xá Muteba

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
18,8g/kg
Clay
17,9%
Sand
70,0%
Silt
12,1%
5–15 cm
pH H₂O
5,7
Org. C
13,3g/kg
Clay
17,4%
Sand
70,4%
Silt
12,1%
15–30 cm
pH H₂O
5,7
Org. C
8,0g/kg
Clay
19,9%
Sand
68,3%
Silt
11,8%

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

Land cover

Forest44.0%
Crops1.0%
Built-up0.0%
Bare soil0.1%
Other (grassland, water…)54.9%

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

Hydrology6 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

214,8km

Lake surface here

0,17km²

Basins crossed

6

Max stream order

6

Max drainage

40 746km²

Discharge in basins

388,3m³/s

Mean precip.

1 341mm/an

Mean T°

23,2°C

Moisture idx

-0,29

Mean runoff

204mm/an

Mean elev. (basins)

733m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

3,3%

Pesticides

0,1kg/km²

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