Ontologia

Commune · DZA

Bir El Ater

Algeria

BWhArid, desert, hot(49 %)

Species observed

10

Observations

16

Area

1 724,2km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 2 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bir El Ater : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).

Espèces affichées
2
Interactions affichées
1
Connectance
1.000
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

10 distinct species · 16 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 obs · 9 cellules
Obs. / cellule
≥ 4
4–3
2–3
2–1
< 2

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

Climate

Mean T°

17,7°C

Annual rain

229mm

Warmest m°

34,2°C

Coldest m°

2,4°C

Elevation: 748 m on average (min 383 m, max 1 311 m)

Bioclimatic detailsExpert
Annual mean temp.
17,7°C
Annual rain
229mm
Warmest month
34,2°C
Coldest month
2,4°C
Mean alt.
748m
Min
383m
Max
1 311m
Std. dev.
170m
Köppen-Geiger (dominant)
BWhArid, desert, hot(49 %)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

9,7g/kg

Clay

20,5%

Sand

50,4%

Silt

29,2%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
10,4g/kg
Clay
19,1%
Sand
51,2%
Silt
29,7%
5–15 cm
pH H₂O
8,0
Org. C
9,0g/kg
Clay
20,7%
Sand
50,2%
Silt
29,1%
15–30 cm
pH H₂O
8,1
Org. C
9,6g/kg
Clay
21,7%
Sand
49,7%
Silt
28,7%

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

Land cover

Forest2.7%
Crops18.6%
Built-up0.2%
Bare soil38.0%
Other (grassland, water…)40.6%

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

Hydrology5 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

5

Max drainage

3 611km²

Discharge in basins

1,0m³/s

Mean precip.

197mm/an

Mean T°

18,5°C

Moisture idx

-0,86

Mean runoff

41mm/an

Mean elev. (basins)

484m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

21,5%

Pesticides

0,0kg/km²

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