Ontologia

Commune · AGO

Nharea

Angola

AwTropical, savannah(55 %)

Species observed

174

Observations

670

Area

1 548km²

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 Nharea : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 2 types (connectance 7.4%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
28
Connectance
0.074
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

174 distinct species · 670 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

670 obs · 7 cellules
Obs. / cellule
≥ 605
605–604
11–604
2–10
< 2

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

Climate

Mean T°

19,2°C

Annual rain

1 555mm

Warmest m°

28,5°C

Coldest m°

12,0°C

Elevation: 1 617 m on average (min 1 290 m, max 1 788 m)

Bioclimatic detailsExpert
Annual mean temp.
19,2°C
Annual rain
1 555mm
Warmest month
28,5°C
Coldest month
12,0°C
Mean alt.
1 617m
Min
1 290m
Max
1 788m
Std. dev.
108m
Köppen-Geiger (dominant)
AwTropical, savannah(55 %)Tropical

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

Soil & lithology

pH H₂O

5,6

Org. C

14,0g/kg

Clay

26,1%

Sand

64,0%

Silt

10,0%

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

Dominant lithology: mtGLiMaggregated to Nharea

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
18,7g/kg
Clay
24,4%
Sand
65,5%
Silt
10,1%
5–15 cm
pH H₂O
5,6
Org. C
15,0g/kg
Clay
24,8%
Sand
65,0%
Silt
10,2%
15–30 cm
pH H₂O
5,5
Org. C
8,3g/kg
Clay
29,0%
Sand
61,4%
Silt
9,6%

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

Land cover

Forest18.6%
Crops25.4%
Built-up0.3%
Bare soil0.4%
Other (grassland, water…)55.4%

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

Hydrology10 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,2km

Basins crossed

10

Max stream order

4

Max drainage

38 519km²

Discharge in basins

59,4m³/s

Mean precip.

1 348mm/an

Mean T°

19,5°C

Moisture idx

-0,17

Mean runoff

584mm/an

Mean elev. (basins)

1 555m

Watersheds crossing here

1 more basins

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

26,0%

Pesticides

0,1kg/km²

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