Ontologia

Traditional Authority · MWI

TA Nkanda

Malawi

CwaTemperate, dry winter, hot summer(73 %)

Species observed

365

Observations

558

Area

361km²

Ecological tissue

Sample of 40 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 Nkanda : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 4 types (connectance 4.9%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
38
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

365 distinct species · 558 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

558 obs · 10 cellules
Obs. / cellule
≥ 284
284–283
54–283
40–53
< 40

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

Climate

Mean T°

22,0°C

Annual rain

1 457mm

Warmest m°

29,7°C

Coldest m°

13,4°C

Elevation: 718 m on average (min 643 m, max 1 227 m)

Bioclimatic detailsExpert
Annual mean temp.
22,0°C
Annual rain
1 457mm
Warmest month
29,7°C
Coldest month
13,4°C
Mean alt.
718m
Min
643m
Max
1 227m
Std. dev.
35m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(73 %)Temperate

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

Soil & lithology

pH H₂O

5,8

Org. C

12,6g/kg

Clay

26,4%

Sand

55,2%

Silt

18,4%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
17,5g/kg
Clay
25,4%
Sand
56,1%
Silt
18,5%
5–15 cm
pH H₂O
5,8
Org. C
11,3g/kg
Clay
25,0%
Sand
56,0%
Silt
19,0%
15–30 cm
pH H₂O
5,8
Org. C
8,8g/kg
Clay
28,9%
Sand
53,6%
Silt
17,6%

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

Land cover

Forest8.0%
Crops28.7%
Built-up1.7%
Bare soil0.5%
Other (grassland, water…)61.1%

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

Hydrology3 basins · 0 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

53,0km

Basins crossed

3

Max stream order

4

Max drainage

2 166km²

Discharge in basins

0,9m³/s

Mean precip.

1 446mm/an

Mean T°

21,1°C

Moisture idx

-0,06

Mean runoff

417mm/an

Mean elev. (basins)

845m

Watersheds crossing here

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

Human pressure

Pop. density

3hab/km²

Night light

0,0nW

Built-up

169,9%

Pesticides

5,9kg/km²

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

Protected areas2

IUCN VI · 2

Sambani

IUCN VI

Forest Reserve · 1948

1 km²

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

Sub-administrations30