Ontologia

Province · dza

Sidi Bel Abbès

Algeria

BSkArid, steppe, cold(69 %)

Species observed

841

Observations

2 661

Area

9 379,2km²

Ecological tissue

Sample of 23 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 Abbès : 19 espèces reliées par 25 interactions GloBI sur 3 types (connectance 9.9%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
25
Connectance
0.099
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

841 distinct species · 2 661 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 661 obs · 135 cellules
Obs. / cellule
≥ 194
45–193
9–44
4–8
< 4

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

Climate

Mean T°

16,1°C

Annual rain

319mm

Warmest m°

34,2°C

Coldest m°

2,1°C

Elevation: 916 m on average (min 244 m, max 1 395 m)

Bioclimatic detailsExpert
Annual mean temp.
16,1°C
Annual rain
319mm
Warmest month
34,2°C
Coldest month
2,1°C
Mean alt.
916m
Min
244m
Max
1 395m
Std. dev.
265m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(69 %)Arid

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

Soil & lithology

pH H₂O

7,7

Org. C

13,2g/kg

Clay

26,4%

Sand

40,2%

Silt

33,4%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
18,3g/kg
Clay
25,5%
Sand
40,5%
Silt
34,0%
5–15 cm
pH H₂O
7,7
Org. C
11,6g/kg
Clay
26,3%
Sand
40,4%
Silt
33,4%
15–30 cm
pH H₂O
7,8
Org. C
9,7g/kg
Clay
27,3%
Sand
39,8%
Silt
33,0%

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

Land cover

Forest5.3%
Crops28.1%
Built-up0.2%
Bare soil25.3%
Other (grassland, water…)41.1%

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

Hydrology29 basins · 3 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

120,1km

Lake surface here

1,35km²

Basins crossed

29

Max stream order

4

Max drainage

26 608km²

Discharge in basins

10,2m³/s

Mean precip.

361mm/an

Mean T°

14,9°C

Moisture idx

-0,68

Mean runoff

13mm/an

Mean elev. (basins)

870m

Watersheds crossing here

20 more basins

Lakes (3, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,8nW

Built-up

23,2%

Pesticides

9,5kg/km²

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

Protected areas1

IUCN Not Reported · 1📍 Point sites · 1

Chott ech Chergui

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2001

8 471 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations51