Ontologia

Commune · DZA

Bordj Zemoura

Algeria

CsaTemperate, dry summer, hot summer(75 %)

Species observed

88

Observations

447

Area

86,9km²

Ecological tissue

Sample of 29 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 Bordj Zemoura : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 50 interactions GloBI sur 3 types (connectance 11.5%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
50
Connectance
0.115
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

88 distinct species · 447 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

447 obs · 2 cellules
Obs. / cellule
≥ 439
439–438
439–438
439–438
< 439

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

Climate

Mean T°

14,6°C

Annual rain

486mm

Warmest m°

32,6°C

Coldest m°

0,4°C

Elevation: 954 m on average (min 715 m, max 1 380 m)

Bioclimatic detailsExpert
Annual mean temp.
14,6°C
Annual rain
486mm
Warmest month
32,6°C
Coldest month
0,4°C
Mean alt.
954m
Min
715m
Max
1 380m
Std. dev.
156m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(75 %)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

32,0g/kg

Clay

25,0%

Sand

37,9%

Silt

37,1%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
50,4g/kg
Clay
23,7%
Sand
38,4%
Silt
37,9%
5–15 cm
pH H₂O
7,3
Org. C
23,0g/kg
Clay
24,6%
Sand
37,8%
Silt
37,5%
15–30 cm
pH H₂O
7,3
Org. C
22,5g/kg
Clay
26,7%
Sand
37,5%
Silt
35,8%

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

Land cover

Forest10.7%
Crops19.2%
Built-up0.5%
Bare soil4.0%
Other (grassland, water…)65.5%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

5,1km

Basins crossed

1

Max stream order

2

Max drainage

936km²

Discharge in basins

0,3m³/s

Mean precip.

522mm/an

Mean T°

14,3°C

Moisture idx

-0,55

Max snow

1%

Mean runoff

124mm/an

Mean elev. (basins)

908m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Night light

2,0nW

Built-up

52,6%

Pesticides

16,6kg/km²

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