Ontologia

Commune · DZA

Ouezra

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

15

Observations

45

Area

102,4km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 4 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 Ouezra : 4 espèces reliées par 3 interactions GloBI sur 3 types (connectance 50.0%, filtre Serrano α=0.2).

Espèces affichées
4
Interactions affichées
3
Connectance
0.500
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

15 distinct species · 45 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

45 obs · 2 cellules
Obs. / cellule
≥ 23
23–22
23–22
23–22
< 23

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

Climate

Mean T°

14,9°C

Annual rain

617mm

Warmest m°

32,0°C

Coldest m°

1,4°C

Elevation: 869 m on average (min 538 m, max 1 174 m)

Bioclimatic detailsExpert
Annual mean temp.
14,9°C
Annual rain
617mm
Warmest month
32,0°C
Coldest month
1,4°C
Mean alt.
869m
Min
538m
Max
1 174m
Std. dev.
144m
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

6,7

Org. C

32,6g/kg

Clay

31,3%

Sand

32,3%

Silt

36,3%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
53,3g/kg
Clay
31,7%
Sand
32,3%
Silt
36,0%
5–15 cm
pH H₂O
6,7
Org. C
24,8g/kg
Clay
31,1%
Sand
32,1%
Silt
36,8%
15–30 cm
pH H₂O
6,7
Org. C
19,5g/kg
Clay
31,3%
Sand
32,6%
Silt
36,2%

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

Land cover

Forest15.0%
Crops21.5%
Built-up0.6%
Bare soil5.4%
Other (grassland, water…)57.6%

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

Hydrology4 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

19,4km

Basins crossed

4

Max stream order

2

Max drainage

23 729km²

Discharge in basins

0,7m³/s

Mean precip.

697mm/an

Mean T°

16,7°C

Moisture idx

-0,35

Max snow

2%

Mean runoff

163mm/an

Mean elev. (basins)

434m

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

57,5%

Pesticides

18,1kg/km²

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