Ontologia

Commune · DZA

Guellal

Algeria

BSkArid, steppe, cold(100 %)

Species observed

6

Observations

12

Area

126,5km²

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

6 distinct species · 12 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 obs · 1 cellules
Obs. / cellule
≥ 12
12–11
12–11
12–11
< 12

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

Climate

Mean T°

15,5°C

Annual rain

368mm

Warmest m°

33,0°C

Coldest m°

1,6°C

Elevation: 914 m on average (min 886 m, max 1 158 m)

Bioclimatic detailsExpert
Annual mean temp.
15,5°C
Annual rain
368mm
Warmest month
33,0°C
Coldest month
1,6°C
Mean alt.
914m
Min
886m
Max
1 158m
Std. dev.
25m
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

13,5g/kg

Clay

24,6%

Sand

38,9%

Silt

36,5%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
20,1g/kg
Clay
23,9%
Sand
39,3%
Silt
36,8%
5–15 cm
pH H₂O
7,6
Org. C
11,4g/kg
Clay
23,7%
Sand
39,4%
Silt
37,0%
15–30 cm
pH H₂O
7,6
Org. C
9,1g/kg
Clay
26,2%
Sand
38,1%
Silt
35,8%

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

Land cover

Forest3.1%
Crops49.9%
Built-up1.5%
Bare soil11.9%
Other (grassland, water…)33.7%

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

Hydrology5 basins · 1 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

11,8km

Lake surface here

3,34km²

Basins crossed

5

Max stream order

2

Max drainage

3 005km²

Discharge in basins

1,3m³/s

Mean precip.

431mm/an

Mean T°

13,2°C

Moisture idx

-0,63

Max snow

1%

Mean runoff

80mm/an

Mean elev. (basins)

987m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

3,1nW

Built-up

149,6%

Pesticides

17,3kg/km²

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