Ontologia

Commune · DZA

Zahana

Algeria

CsaTemperate, dry summer, hot summer(82 %)

Species observed

3

Observations

3

Area

161,8km²

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

3 distinct species · 3 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 obs · 1 cellules
Obs. / cellule
≥ 3
3–2
3–2
3–2
< 3

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

Climate

Mean T°

18,1°C

Annual rain

314mm

Warmest m°

33,1°C

Coldest m°

5,5°C

Elevation: 309 m on average (min 140 m, max 613 m)

Bioclimatic detailsExpert
Annual mean temp.
18,1°C
Annual rain
314mm
Warmest month
33,1°C
Coldest month
5,5°C
Mean alt.
309m
Min
140m
Max
613m
Std. dev.
107m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(82 %)Temperate

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

15,4g/kg

Clay

30,2%

Sand

34,1%

Silt

35,8%

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
21,7g/kg
Clay
29,1%
Sand
34,6%
Silt
36,3%
5–15 cm
pH H₂O
7,7
Org. C
12,6g/kg
Clay
30,2%
Sand
34,1%
Silt
35,7%
15–30 cm
pH H₂O
7,7
Org. C
11,8g/kg
Clay
31,2%
Sand
33,5%
Silt
35,3%

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

Land cover

Forest1.7%
Crops51.5%
Built-up0.6%
Bare soil5.0%
Other (grassland, water…)41.1%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

4 462km²

Discharge in basins

0,2m³/s

Mean precip.

433mm/an

Mean T°

16,9°C

Moisture idx

-0,57

Mean runoff

12mm/an

Mean elev. (basins)

291m

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

Human pressure

Pop. density

1hab/km²

Night light

2,2nW

Built-up

62,7%

Pesticides

17,6kg/km²

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