Ontologia

Commune · DZA

Ouled Djellal

Algeria

BWhArid, desert, hot(100 %)

Species observed

12

Observations

14

Area

320,8km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 3 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 Djellal : 3 espèces reliées par 2 interactions GloBI sur 1 type (connectance 66.7%, filtre Serrano α=0.2).

Espèces affichées
3
Interactions affichées
2
Connectance
0.667
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

12 distinct species · 14 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

14 obs · 4 cellules
Obs. / cellule
≥ 7
7–6
5–6
5–4
< 5

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

Climate

Mean T°

21,7°C

Annual rain

139mm

Warmest m°

39,0°C

Coldest m°

4,9°C

Elevation: 211 m on average (min 147 m, max 276 m)

Bioclimatic detailsExpert
Annual mean temp.
21,7°C
Annual rain
139mm
Warmest month
39,0°C
Coldest month
4,9°C
Mean alt.
211m
Min
147m
Max
276m
Std. dev.
26m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid

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

Soil & lithology

pH H₂O

8,2

Org. C

6,9g/kg

Clay

21,1%

Sand

43,0%

Silt

35,9%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,2
Org. C
8,3g/kg
Clay
20,6%
Sand
43,3%
Silt
36,2%
5–15 cm
pH H₂O
8,2
Org. C
5,7g/kg
Clay
20,7%
Sand
43,1%
Silt
36,1%
15–30 cm
pH H₂O
8,3
Org. C
6,6g/kg
Clay
22,1%
Sand
42,5%
Silt
35,4%

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

Land cover

Forest1.6%
Crops1.6%
Built-up0.8%
Bare soil87.5%
Other (grassland, water…)8.5%

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

Hydrology4 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

63,5km

Basins crossed

4

Max stream order

5

Max drainage

33 290km²

Discharge in basins

8,5m³/s

Mean precip.

131mm/an

Mean T°

20,3°C

Moisture idx

-0,91

Mean runoff

38mm/an

Mean elev. (basins)

224m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

3,5nW

Built-up

85,3%

Pesticides

0,0kg/km²

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

Protected areas1

IUCN Not Applicable · 1

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