Ontologia

Chef-Lieu-Wilaya · DZA

Ain Defla

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

17

Observations

24

Area

104,7km²

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

17 distinct species · 24 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

24 obs · 2 cellules
Obs. / cellule
≥ 22
22–21
22–21
22–21
< 22

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

Climate

Mean T°

18,0°C

Annual rain

478mm

Warmest m°

34,9°C

Coldest m°

4,6°C

Elevation: 345 m on average (min 211 m, max 878 m)

Bioclimatic detailsExpert
Annual mean temp.
18,0°C
Annual rain
478mm
Warmest month
34,9°C
Coldest month
4,6°C
Mean alt.
345m
Min
211m
Max
878m
Std. dev.
147m
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

7,2

Org. C

19,8g/kg

Clay

35,3%

Sand

27,6%

Silt

37,1%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
32,6g/kg
Clay
35,1%
Sand
27,5%
Silt
37,4%
5–15 cm
pH H₂O
7,3
Org. C
15,6g/kg
Clay
36,4%
Sand
26,9%
Silt
36,6%
15–30 cm
pH H₂O
7,2
Org. C
11,1g/kg
Clay
34,4%
Sand
28,3%
Silt
37,3%

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

Land cover

Forest9.7%
Crops33.6%
Built-up3.0%
Bare soil4.0%
Other (grassland, water…)49.8%

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

Hydrology3 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

32,5km

Basins crossed

3

Max stream order

6

Max drainage

25 751km²

Discharge in basins

9,5m³/s

Mean precip.

578mm/an

Mean T°

17,6°C

Moisture idx

-0,47

Max snow

3%

Mean runoff

145mm/an

Mean elev. (basins)

438m

Watersheds crossing here

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

Human pressure

Pop. density

6hab/km²

Night light

8,6nW

Built-up

295,8%

Pesticides

18,5kg/km²

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