Ontologia

Chef-Lieu-Wilaya · DZA

Sidi Bel Abbes

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

178

Observations

240

Area

71km²

Ecological tissue

Sample of 46 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 Sidi Bel Abbes : 31 espèces reliées par 98 interactions GloBI sur 5 types (connectance 9.1%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
47
Interactions affichées
98
Connectance
0.091
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

178 distinct species · 240 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

240 obs · 2 cellules
Obs. / cellule
≥ 173
173–172
173–172
173–172
< 173

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

Climate

Mean T°

17,8°C

Annual rain

330mm

Warmest m°

33,8°C

Coldest m°

4,9°C

Elevation: 477 m on average (min 444 m, max 504 m)

Bioclimatic detailsExpert
Annual mean temp.
17,8°C
Annual rain
330mm
Warmest month
33,8°C
Coldest month
4,9°C
Mean alt.
477m
Min
444m
Max
504m
Std. dev.
13m
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

7,6

Org. C

14,4g/kg

Clay

28,4%

Sand

35,0%

Silt

36,6%

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
20,9g/kg
Clay
27,6%
Sand
35,3%
Silt
37,1%
5–15 cm
pH H₂O
7,6
Org. C
12,1g/kg
Clay
27,9%
Sand
35,5%
Silt
36,7%
15–30 cm
pH H₂O
7,7
Org. C
10,2g/kg
Clay
29,9%
Sand
34,3%
Silt
35,9%

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

Land cover

Forest1.5%
Crops39.9%
Built-up8.2%
Bare soil3.5%
Other (grassland, water…)46.9%

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

Hydrology3 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

19,4km

Basins crossed

3

Max stream order

4

Max drainage

4 462km²

Discharge in basins

0,2m³/s

Mean precip.

437mm/an

Mean T°

15,9°C

Moisture idx

-0,60

Mean runoff

14mm/an

Mean elev. (basins)

499m

Watersheds crossing here

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

Human pressure

Pop. density

25hab/km²

Night light

25,9nW

Built-up

819,7%

Pesticides

16,7kg/km²

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