Ontologia

Traditional Authority · MWI

TA Chigaru

Malawi

AwTropical, savannah(100 %)

Species observed

155

Observations

235

Area

254,8km²

Ecological tissue

Sample of 47 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 Chigaru : 41 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 5 types (connectance 4.5%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
47
Interactions affichées
49
Connectance
0.045
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

155 distinct species · 235 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

235 obs · 6 cellules
Obs. / cellule
≥ 117
117–116
57–116
43–56
< 43

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

Climate

Mean T°

23,4°C

Annual rain

1 038mm

Warmest m°

32,0°C

Coldest m°

13,3°C

Elevation: 505 m on average (min 403 m, max 594 m)

Bioclimatic detailsExpert
Annual mean temp.
23,4°C
Annual rain
1 038mm
Warmest month
32,0°C
Coldest month
13,3°C
Mean alt.
505m
Min
403m
Max
594m
Std. dev.
36m
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

6,3

Org. C

9,9g/kg

Clay

18,2%

Sand

72,0%

Silt

9,8%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
13,2g/kg
Clay
17,4%
Sand
72,9%
Silt
9,8%
5–15 cm
pH H₂O
6,3
Org. C
9,0g/kg
Clay
17,5%
Sand
72,6%
Silt
9,8%
15–30 cm
pH H₂O
6,4
Org. C
7,6g/kg
Clay
19,8%
Sand
70,4%
Silt
9,8%

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

Land cover

Forest12.0%
Crops25.6%
Built-up1.0%
Bare soil0.3%
Other (grassland, water…)61.1%

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

Hydrology1 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

52,8km

Basins crossed

1

Max stream order

6

Max drainage

137 024km²

Discharge in basins

128,9m³/s

Mean precip.

1 019mm/an

Mean T°

22,8°C

Moisture idx

-0,36

Mean runoff

243mm/an

Mean elev. (basins)

666m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

0,1nW

Built-up

96,6%

Pesticides

4,8kg/km²

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

Sub-administrations13