Ontologia

Commune · DZA

Ouled Sellem

Algeria

BSkArid, steppe, cold(100 %)

Species observed

18

Observations

33

Area

221,2km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 6 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 Ouled Sellem : 5 espèces reliées par 4 interactions GloBI sur 1 type (connectance 26.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
6
Interactions affichées
4
Connectance
0.267
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

18 distinct species · 33 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

33 obs · 2 cellules
Obs. / cellule
≥ 32
32–31
32–31
32–31
< 32

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

314mm

Warmest m°

32,5°C

Coldest m°

0,9°C

Elevation: 1 042 m on average (min 874 m, max 1 518 m)

Bioclimatic detailsExpert
Annual mean temp.
14,9°C
Annual rain
314mm
Warmest month
32,5°C
Coldest month
0,9°C
Mean alt.
1 042m
Min
874m
Max
1 518m
Std. dev.
147m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(100 %)Arid

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

18,5g/kg

Clay

24,8%

Sand

40,2%

Silt

34,9%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
26,1g/kg
Clay
23,8%
Sand
40,6%
Silt
35,6%
5–15 cm
pH H₂O
7,7
Org. C
15,1g/kg
Clay
24,0%
Sand
40,5%
Silt
35,5%
15–30 cm
pH H₂O
7,7
Org. C
14,2g/kg
Clay
26,7%
Sand
39,6%
Silt
33,7%

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

Land cover

Forest7.2%
Crops29.3%
Built-up0.6%
Bare soil13.3%
Other (grassland, water…)49.6%

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

Hydrology3 basins · 1 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

15,11km²

Basins crossed

3

Max drainage

2 582km²

Discharge in basins

0,0m³/s

Mean precip.

388mm/an

Mean T°

13,7°C

Moisture idx

-0,68

Max snow

1%

Mean runoff

37mm/an

Mean elev. (basins)

970m

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

Human pressure

Pop. density

1hab/km²

Night light

1,1nW

Built-up

56,1%

Pesticides

11,7kg/km²

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

Protected areas1

IUCN Not Reported · 1

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