Ontologia

Municpality|City Council · AGO

Landana

Angola

AwTropical, savannah(100 %)

Species observed

109

Observations

200

Area

1 452,6km²

Ecological tissue

Sample of 16 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 Landana : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 11 interactions GloBI sur 2 types (connectance 9.2%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
16
Interactions affichées
11
Connectance
0.092
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

109 distinct species · 200 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

200 obs · 22 cellules
Obs. / cellule
≥ 29
17–28
11–16
8–10
< 8

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 438mm

Warmest m°

29,2°C

Coldest m°

18,7°C

Elevation: 45 m on average (min -7 m, max 113 m)

Bioclimatic detailsExpert
Annual mean temp.
24,5°C
Annual rain
1 438mm
Warmest month
29,2°C
Coldest month
18,7°C
Mean alt.
45m
Min
-7m
Max
113m
Std. dev.
28m
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

5,4

Org. C

21,7g/kg

Clay

17,2%

Sand

78,0%

Silt

4,9%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
30,5g/kg
Clay
17,0%
Sand
78,2%
Silt
4,9%
5–15 cm
pH H₂O
5,4
Org. C
22,1g/kg
Clay
17,1%
Sand
78,0%
Silt
4,9%
15–30 cm
pH H₂O
5,4
Org. C
12,7g/kg
Clay
17,4%
Sand
77,8%
Silt
4,8%

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

Land cover

Forest57.4%
Crops1.4%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)41.0%

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

Hydrology10 basins · 3 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

9,4km

Lake surface here

37,94km²

Basins crossed

10

Max stream order

4

Max drainage

13 054km²

Discharge in basins

119,4m³/s

Mean precip.

1 025mm/an

Mean T°

24,9°C

Moisture idx

-0,27

Mean runoff

276mm/an

Mean elev. (basins)

87m

Watersheds crossing here

1 more basins

Lakes (3, top by area)

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

12,2%

Pesticides

0,0kg/km²

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

Sub-administrations3