Ontologia

Commune · ETH

Yilmana Densa

Ethiopia

CsbTemperate, dry summer, warm summer(69 %)

Species observed

30

Observations

143

Area

1 398,8km²

Ecological tissue

Sample of 8 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 Yilmana Densa : 7 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 8 interactions GloBI sur 3 types (connectance 28.6%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
8
Interactions affichées
8
Connectance
0.286
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

30 distinct species · 143 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

143 obs · 13 cellules
Obs. / cellule
≥ 70
25–69
10–24
4–9
< 4

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

Climate

Mean T°

17,7°C

Annual rain

1 336mm

Warmest m°

26,3°C

Coldest m°

10,3°C

Elevation: 2 232 m on average (min 1 501 m, max 3 391 m)

Bioclimatic detailsExpert
Annual mean temp.
17,7°C
Annual rain
1 336mm
Warmest month
26,3°C
Coldest month
10,3°C
Mean alt.
2 232m
Min
1 501m
Max
3 391m
Std. dev.
327m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(69 %)Temperate

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

28,6g/kg

Clay

47,1%

Sand

21,6%

Silt

31,3%

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

Dominant lithology: vbGLiMaggregated to Mirab Gojjam

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
41,0g/kg
Clay
43,9%
Sand
22,9%
Silt
33,1%
5–15 cm
pH H₂O
6,0
Org. C
26,1g/kg
Clay
46,6%
Sand
21,9%
Silt
31,5%
15–30 cm
pH H₂O
6,1
Org. C
18,6g/kg
Clay
50,8%
Sand
19,9%
Silt
29,3%

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

Land cover

Forest13.3%
Crops49.1%
Built-up0.6%
Bare soil1.6%
Other (grassland, water…)35.4%

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

Hydrology9 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

144,6km

Basins crossed

9

Max stream order

4

Max drainage

20 501km²

Discharge in basins

241,5m³/s

Mean precip.

1 473mm/an

Mean T°

17,2°C

Moisture idx

-0,08

Mean runoff

301mm/an

Mean elev. (basins)

2 232m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

0,0nW

Built-up

64,2%

Pesticides

3,8kg/km²

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