Ontologia

Commune · RWA

Twumba

Rwanda

CsbTemperate, dry summer, warm summer(97 %)

Species observed

91

Observations

139

Area

98,6km²

Ecological tissue

Sample of 4 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 Twumba : 4 espèces reliées par 3 interactions GloBI sur 1 type (connectance 50.0%, filtre Serrano α=0.2).

Espèces affichées
4
Interactions affichées
3
Connectance
0.500
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

91 distinct species · 139 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

139 obs · 2 cellules
Obs. / cellule
≥ 136
136–135
136–135
136–135
< 136

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

Climate

Mean T°

15,8°C

Annual rain

1 911mm

Warmest m°

19,4°C

Coldest m°

12,0°C

Elevation: 2 178 m on average (min 1 615 m, max 2 401 m)

Bioclimatic detailsExpert
Annual mean temp.
15,8°C
Annual rain
1 911mm
Warmest month
19,4°C
Coldest month
12,0°C
Mean alt.
2 178m
Min
1 615m
Max
2 401m
Std. dev.
157m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(97 %)Temperate

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

Soil & lithology

pH H₂O

4,9

Org. C

56,6g/kg

Clay

35,6%

Sand

39,2%

Silt

25,2%

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

Dominant lithology: mtGLiMaggregated to Karongi

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
71,1g/kg
Clay
35,8%
Sand
38,9%
Silt
25,3%
5–15 cm
pH H₂O
4,9
Org. C
56,5g/kg
Clay
35,5%
Sand
39,3%
Silt
25,2%
15–30 cm
pH H₂O
4,9
Org. C
42,2g/kg
Clay
35,6%
Sand
39,3%
Silt
25,2%

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

Land cover

Forest31.4%
Crops25.7%
Built-up1.6%
Bare soil0.9%
Other (grassland, water…)40.5%

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

Hydrology3 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

15,2km

Basins crossed

3

Max stream order

2

Max drainage

926km²

Discharge in basins

1,0m³/s

Mean precip.

1 375mm/an

Mean T°

17,6°C

Moisture idx

-0,03

Mean runoff

338mm/an

Mean elev. (basins)

1 941m

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

Human pressure

Pop. density

2hab/km²

Night light

0,0nW

Built-up

156,5%

Pesticides

3,6kg/km²

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

Protected areas2

IUCN Not Applicable · 1IUCN IV · 1

Nyungwe

IUCN IV

National Park · 1933

1 019 km²

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

Sub-administrations8