Ontologia

Subdivision · RWA

Ndama

Rwanda

AwTropical, savannah(100 %)

Species observed

409

Observations

3 512

Area

190,3km²

Ecological tissue

Sample of 22 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 Ndama : 20 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 4 types (connectance 6.9%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
22
Interactions affichées
16
Connectance
0.069
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

409 distinct species · 3 512 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 512 obs · 6 cellules
Obs. / cellule
≥ 3 136
3 136–3 135
178–3 135
102–177
< 102

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

Climate

Mean T°

21,5°C

Annual rain

887mm

Warmest m°

27,3°C

Coldest m°

16,0°C

Elevation: 1 337 m on average (min 1 283 m, max 1 519 m)

Bioclimatic detailsExpert
Annual mean temp.
21,5°C
Annual rain
887mm
Warmest month
27,3°C
Coldest month
16,0°C
Mean alt.
1 337m
Min
1 283m
Max
1 519m
Std. dev.
43m
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

6,0

Org. C

22,6g/kg

Clay

40,0%

Sand

37,3%

Silt

22,6%

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

Dominant lithology: mtGLiMaggregated to Nyagatare

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
30,7g/kg
Clay
39,7%
Sand
37,6%
Silt
22,8%
5–15 cm
pH H₂O
6,0
Org. C
21,4g/kg
Clay
39,4%
Sand
38,0%
Silt
22,6%
15–30 cm
pH H₂O
5,9
Org. C
15,7g/kg
Clay
41,0%
Sand
36,4%
Silt
22,5%

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

Land cover

Forest8.0%
Crops42.6%
Built-up0.3%
Bare soil0.3%
Other (grassland, water…)48.8%

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

Hydrology4 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

29,8km

Basins crossed

4

Max stream order

6

Max drainage

36 614km²

Discharge in basins

32,5m³/s

Mean precip.

924mm/an

Mean T°

20,5°C

Moisture idx

-0,43

Mean runoff

124mm/an

Mean elev. (basins)

1 420m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

30,0%

Pesticides

3,4kg/km²

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

Protected areas2

IUCN II · 1IUCN Not Reported · 1

Akagera

IUCN II

National Park · 1934

1 020 km²

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

Sub-administrations1