Ontologia

Commune · DZA

Metarfa

Algeria

BWhArid, desert, hot(100 %)

Species observed

3

Observations

7

Area

1 420,9km²

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 · 7 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 obs · 6 cellules
Obs. / cellule
≥ 2
2–1
1–1
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°

25,4°C

Annual rain

21mm

Warmest m°

44,3°C

Coldest m°

4,9°C

Elevation: 278 m on average (min 213 m, max 372 m)

Bioclimatic detailsExpert
Annual mean temp.
25,4°C
Annual rain
21mm
Warmest month
44,3°C
Coldest month
4,9°C
Mean alt.
278m
Min
213m
Max
372m
Std. dev.
29m
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

8,4

Org. C

4,4g/kg

Clay

23,2%

Sand

54,7%

Silt

22,1%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,4
Org. C
5,5g/kg
Clay
22,6%
Sand
55,2%
Silt
22,2%
5–15 cm
pH H₂O
8,4
Org. C
4,9g/kg
Clay
23,7%
Sand
54,5%
Silt
21,8%
15–30 cm
pH H₂O
8,4
Org. C
2,8g/kg
Clay
23,3%
Sand
54,5%
Silt
22,2%

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

Land cover

Forest0.2%
Crops0.6%
Built-up0.0%
Bare soil98.5%
Other (grassland, water…)0.7%

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

Hydrology3 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

3

Max drainage

51 946km²

Mean precip.

15mm/an

Mean T°

24,2°C

Moisture idx

-0,99

Mean runoff

1mm/an

Mean elev. (basins)

292m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

2,3%

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