Ontologia

Chef-Lieu-Wilaya · DZA

Setif

Algeria

CsaTemperate, dry summer, hot summer(74 %)

Species observed

118

Observations

243

Area

130,9km²

Ecological tissue

Sample of 33 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 Setif : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 5 types (connectance 9.3%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
49
Connectance
0.093
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

118 distinct species · 243 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

243 obs · 2 cellules
Obs. / cellule
≥ 185
185–184
185–184
185–184
< 185

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

Climate

Mean T°

14,2°C

Annual rain

524mm

Warmest m°

31,7°C

Coldest m°

0,2°C

Elevation: 1 062 m on average (min 959 m, max 1 214 m)

Bioclimatic detailsExpert
Annual mean temp.
14,2°C
Annual rain
524mm
Warmest month
31,7°C
Coldest month
0,2°C
Mean alt.
1 062m
Min
959m
Max
1 214m
Std. dev.
53m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(74 %)Temperate

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

Soil & lithology

pH H₂O

7,5

Org. C

19,4g/kg

Clay

26,1%

Sand

37,6%

Silt

36,2%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
30,1g/kg
Clay
24,9%
Sand
38,0%
Silt
37,0%
5–15 cm
pH H₂O
7,6
Org. C
15,4g/kg
Clay
25,5%
Sand
38,0%
Silt
36,5%
15–30 cm
pH H₂O
7,6
Org. C
12,7g/kg
Clay
28,0%
Sand
36,9%
Silt
35,1%

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

Land cover

Forest2.8%
Crops34.2%
Built-up7.5%
Bare soil6.6%
Other (grassland, water…)49.0%

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

Hydrology2 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

34,3km

Basins crossed

2

Max stream order

2

Max drainage

391km²

Discharge in basins

0,4m³/s

Mean precip.

478mm/an

Mean T°

13,0°C

Moisture idx

-0,59

Max snow

1%

Mean runoff

103mm/an

Mean elev. (basins)

1 051m

Watersheds crossing here

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

Human pressure

Pop. density

19hab/km²

Night light

32,4nW

Built-up

745,0%

Pesticides

17,2kg/km²

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