Ontologia

Traditional Authority · MWI

TA Nankumba

Malawi

AwTropical, savannah(98 %)

Species observed

416

Observations

1 337

Area

1 119,8km²

Ecological tissue

Sample of 35 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 TA Nankumba : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 29 interactions GloBI sur 3 types (connectance 4.9%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
29
Connectance
0.049
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

416 distinct species · 1 337 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 337 obs · 18 cellules
Obs. / cellule
≥ 553
215–552
31–214
15–30
< 15

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

Climate

Mean T°

24,0°C

Annual rain

856mm

Warmest m°

30,8°C

Coldest m°

16,0°C

Elevation: 583 m on average (min 475 m, max 1 318 m)

Bioclimatic detailsExpert
Annual mean temp.
24,0°C
Annual rain
856mm
Warmest month
30,8°C
Coldest month
16,0°C
Mean alt.
583m
Min
475m
Max
1 318m
Std. dev.
96m
Köppen-Geiger (dominant)
AwTropical, savannah(98 %)Tropical

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

Soil & lithology

pH H₂O

6,1

Org. C

12,0g/kg

Clay

21,5%

Sand

70,6%

Silt

7,9%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
14,8g/kg
Clay
20,1%
Sand
71,7%
Silt
8,1%
5–15 cm
pH H₂O
6,1
Org. C
12,1g/kg
Clay
20,4%
Sand
71,5%
Silt
8,0%
15–30 cm
pH H₂O
6,1
Org. C
9,1g/kg
Clay
23,9%
Sand
68,5%
Silt
7,5%

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

Land cover

Forest21.4%
Crops18.6%
Built-up0.6%
Bare soil0.3%
Other (grassland, water…)59.1%

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

Hydrology4 basins · 1 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

160,7km

Lake surface here

6,56km²

Basins crossed

4

Max stream order

4

Max drainage

130 103km²

Discharge in basins

96,5m³/s

Mean precip.

911mm/an

Mean T°

23,7°C

Moisture idx

-0,43

Mean runoff

202mm/an

Mean elev. (basins)

601m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

63,1%

Pesticides

4,6kg/km²

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

Protected areas3

IUCN VI · 1IUCN Not Applicable · 1IUCN II · 1

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

Sub-administrations24