Ontologia

Commune · DZA

Sabra

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

36

Observations

37

Area

169km²

Ecological tissue

Sample of 16 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 Sabra : 15 espèces reliées par 12 interactions GloBI sur 2 types (connectance 10.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
16
Interactions affichées
12
Connectance
0.100
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

36 distinct species · 37 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

37 obs · 3 cellules
Obs. / cellule
≥ 33
33–32
33–32
3–32
< 3

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

Climate

Mean T°

16,3°C

Annual rain

463mm

Warmest m°

31,7°C

Coldest m°

3,0°C

Elevation: 628 m on average (min 290 m, max 1 259 m)

Bioclimatic detailsExpert
Annual mean temp.
16,3°C
Annual rain
463mm
Warmest month
31,7°C
Coldest month
3,0°C
Mean alt.
628m
Min
290m
Max
1 259m
Std. dev.
256m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,8

Org. C

16,2g/kg

Clay

28,8%

Sand

39,8%

Silt

31,4%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,7
Org. C
24,2g/kg
Clay
27,4%
Sand
40,5%
Silt
32,2%
5–15 cm
pH H₂O
7,8
Org. C
12,9g/kg
Clay
29,2%
Sand
39,8%
Silt
31,1%
15–30 cm
pH H₂O
7,8
Org. C
11,6g/kg
Clay
29,9%
Sand
39,0%
Silt
31,0%

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

Land cover

Forest9.3%
Crops34.5%
Built-up0.5%
Bare soil2.8%
Other (grassland, water…)52.9%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

6,2km

Basins crossed

2

Max stream order

2

Max drainage

4 957km²

Discharge in basins

0,7m³/s

Mean precip.

456mm/an

Mean T°

16,9°C

Moisture idx

-0,63

Max snow

1%

Mean runoff

28mm/an

Mean elev. (basins)

443m

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

1,3nW

Built-up

54,0%

Pesticides

19,9kg/km²

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

Protected areas3

IUCN Not Applicable · 1IUCN Not Reported · 1IUCN II · 1

Tlemcen

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2016

1 064 km²

Tlemcen

IUCN II

National Park · 1993

82 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN