Ontologia

District · mwi

Ntchisi

Malawi

CwaTemperate, dry winter, hot summer(79 %)

Species observed

1 009

Observations

4 073

Area

1 720,2km²

Ecological tissue

Sample of 24 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 Ntchisi : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 17 interactions GloBI sur 3 types (connectance 5.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
17
Connectance
0.057
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

1 009 distinct species · 4 073 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 073 obs · 29 cellules
Obs. / cellule
≥ 2 823
248–2 822
36–247
14–35
< 14

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

Climate

Mean T°

20,1°C

Annual rain

1 007mm

Warmest m°

28,0°C

Coldest m°

11,5°C

Elevation: 1 125 m on average (min 634 m, max 1 557 m)

Bioclimatic detailsExpert
Annual mean temp.
20,1°C
Annual rain
1 007mm
Warmest month
28,0°C
Coldest month
11,5°C
Mean alt.
1 125m
Min
634m
Max
1 557m
Std. dev.
188m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(79 %)Temperate

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

15,0g/kg

Clay

17,7%

Sand

73,3%

Silt

9,1%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
17,8g/kg
Clay
16,5%
Sand
74,4%
Silt
9,2%
5–15 cm
pH H₂O
6,1
Org. C
16,4g/kg
Clay
16,2%
Sand
74,6%
Silt
9,2%
15–30 cm
pH H₂O
6,1
Org. C
10,6g/kg
Clay
20,4%
Sand
70,8%
Silt
8,9%

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

Land cover

Forest18.0%
Crops34.7%
Built-up0.9%
Bare soil0.7%
Other (grassland, water…)45.7%

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

Hydrology6 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

197,3km

Basins crossed

6

Max stream order

5

Max drainage

104 989km²

Discharge in basins

65,7m³/s

Mean precip.

1 061mm/an

Mean T°

21,6°C

Moisture idx

-0,30

Mean runoff

186mm/an

Mean elev. (basins)

877m

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

Human pressure

Pop. density

2hab/km²

Night light

0,0nW

Built-up

93,3%

Pesticides

6,0kg/km²

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

Protected areas2

IUCN IV · 1IUCN VI · 1

Ntchisi

IUCN VI

Forest Reserve · 1924

88 km²

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

Sub-administrations7