Ontologia

Subdivision · RWA

Bicaca

Rwanda

AwTropical, savannah(100 %)

Species observed

82

Observations

122

Area

14,1km²

Ecological tissue

Sample of 13 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 Bicaca : 13 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 8 interactions GloBI sur 3 types (connectance 10.3%, filtre Serrano α=0.2).

Espèces affichées
13
Interactions affichées
8
Connectance
0.103
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

82 distinct species · 122 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

122 obs · 1 cellules
Obs. / cellule
≥ 122
122–121
122–121
122–121
< 122

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

Climate

Mean T°

21,4°C

Annual rain

981mm

Warmest m°

27,1°C

Coldest m°

16,4°C

Elevation: 1 412 m on average (min 1 337 m, max 1 546 m)

Bioclimatic detailsExpert
Annual mean temp.
21,4°C
Annual rain
981mm
Warmest month
27,1°C
Coldest month
16,4°C
Mean alt.
1 412m
Min
1 337m
Max
1 546m
Std. dev.
55m
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

5,7

Org. C

27,9g/kg

Clay

36,6%

Sand

42,9%

Silt

20,5%

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

Dominant lithology: mtGLiMaggregated to Rwamagana

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
39,0g/kg
Clay
35,2%
Sand
43,8%
Silt
21,0%
5–15 cm
pH H₂O
5,7
Org. C
25,9g/kg
Clay
35,8%
Sand
43,6%
Silt
20,6%
15–30 cm
pH H₂O
5,6
Org. C
18,7g/kg
Clay
38,8%
Sand
41,4%
Silt
19,8%

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

Land cover

Forest11.2%
Crops29.7%
Built-up2.0%
Bare soil0.7%
Other (grassland, water…)56.4%

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

Hydrology1 basins · 1 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

2,5km

Lake surface here

1,87km²

Basins crossed

1

Max stream order

1

Max drainage

806km²

Discharge in basins

0,1m³/s

Mean precip.

890mm/an

Mean T°

20,4°C

Moisture idx

-0,44

Mean runoff

137mm/an

Mean elev. (basins)

1 454m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Built-up

198,9%

Pesticides

4,2kg/km²

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

Sub-administrations3