Ontologia

Commune · DZA

Ouled Derradj

Algeria

BWhArid, desert, hot(99 %)

Species observed

1

Observations

1

Area

150,6km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

1 distinct species · 1 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 obs · 1 cellules
Obs. / cellule
≥ 1
1–0
1–0
1–0
< 1

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

Climate

Mean T°

19,1°C

Annual rain

275mm

Warmest m°

37,2°C

Coldest m°

3,6°C

Elevation: 498 m on average (min 426 m, max 756 m)

Bioclimatic detailsExpert
Annual mean temp.
19,1°C
Annual rain
275mm
Warmest month
37,2°C
Coldest month
3,6°C
Mean alt.
498m
Min
426m
Max
756m
Std. dev.
58m
Köppen-Geiger (dominant)
BWhArid, desert, hot(99 %)Arid

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

Soil & lithology

pH H₂O

8,0

Org. C

8,2g/kg

Clay

21,6%

Sand

45,0%

Silt

33,4%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
10,4g/kg
Clay
20,0%
Sand
46,4%
Silt
33,7%
5–15 cm
pH H₂O
8,0
Org. C
7,2g/kg
Clay
22,0%
Sand
44,6%
Silt
33,4%
15–30 cm
pH H₂O
8,0
Org. C
6,9g/kg
Clay
22,9%
Sand
44,0%
Silt
33,0%

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

Land cover

Forest0.5%
Crops23.2%
Built-up1.1%
Bare soil43.3%
Other (grassland, water…)32.0%

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

Hydrology3 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

39,6km

Basins crossed

3

Max stream order

3

Max drainage

25 882km²

Discharge in basins

0,5m³/s

Mean precip.

281mm/an

Mean T°

15,2°C

Moisture idx

-0,77

Mean runoff

56mm/an

Mean elev. (basins)

713m

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

Human pressure

Pop. density

2hab/km²

Night light

5,3nW

Built-up

106,2%

Pesticides

0,0kg/km²

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

Protected areas1

IUCN Not Reported · 1

Chott el Hodna

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2001

3 599 km²

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