Ontologia

Commune · DZA

Miliana

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

115

Observations

152

Area

39,1km²

Ecological tissue

Sample of 36 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 Miliana : 34 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 3 types (connectance 4.0%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
25
Connectance
0.040
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

115 distinct species · 152 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

152 obs · 2 cellules
Obs. / cellule
≥ 107
107–106
107–106
107–106
< 107

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

Climate

Mean T°

14,9°C

Annual rain

738mm

Warmest m°

31,5°C

Coldest m°

1,8°C

Elevation: 844 m on average (min 409 m, max 1 343 m)

Bioclimatic detailsExpert
Annual mean temp.
14,9°C
Annual rain
738mm
Warmest month
31,5°C
Coldest month
1,8°C
Mean alt.
844m
Min
409m
Max
1 343m
Std. dev.
322m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,6

Org. C

41,8g/kg

Clay

30,3%

Sand

32,1%

Silt

37,6%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
66,1g/kg
Clay
30,4%
Sand
32,0%
Silt
37,7%
5–15 cm
pH H₂O
6,6
Org. C
32,7g/kg
Clay
30,6%
Sand
31,8%
Silt
37,6%
15–30 cm
pH H₂O
6,7
Org. C
26,7g/kg
Clay
29,9%
Sand
32,5%
Silt
37,6%

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

Land cover

Forest17.8%
Crops9.0%
Built-up3.5%
Bare soil1.8%
Other (grassland, water…)67.9%

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

Hydrology4 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

5,7km

Basins crossed

4

Max stream order

1

Max drainage

25 241km²

Discharge in basins

0,8m³/s

Mean precip.

613mm/an

Mean T°

16,5°C

Moisture idx

-0,44

Max snow

3%

Mean runoff

145mm/an

Mean elev. (basins)

598m

Watersheds crossing here

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

Human pressure

Pop. density

10hab/km²

Night light

5,2nW

Built-up

354,6%

Pesticides

20,7kg/km²

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