Ontologia

Commune · DZA

Ouled Hamla

Algeria

BSkArid, steppe, cold(63 %)

Species observed

37

Observations

37

Area

157,9km²

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 Ouled Hamla : 4 espèces reliées par 2 interactions GloBI sur 1 type (connectance 33.3%, filtre Serrano α=0.2).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
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

37 distinct species · 37 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

37 obs · 2 cellules
Obs. / cellule
≥ 36
36–35
36–35
36–35
< 36

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

Climate

Mean T°

15,7°C

Annual rain

420mm

Warmest m°

33,4°C

Coldest m°

1,4°C

Elevation: 846 m on average (min 765 m, max 1 054 m)

Bioclimatic detailsExpert
Annual mean temp.
15,7°C
Annual rain
420mm
Warmest month
33,4°C
Coldest month
1,4°C
Mean alt.
846m
Min
765m
Max
1 054m
Std. dev.
61m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(63 %)Arid

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

Soil & lithology

pH H₂O

7,5

Org. C

16,7g/kg

Clay

26,4%

Sand

37,6%

Silt

35,9%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
25,1g/kg
Clay
25,0%
Sand
38,2%
Silt
36,7%
5–15 cm
pH H₂O
7,5
Org. C
13,6g/kg
Clay
25,5%
Sand
38,1%
Silt
36,5%
15–30 cm
pH H₂O
7,5
Org. C
11,3g/kg
Clay
28,9%
Sand
36,6%
Silt
34,5%

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

Land cover

Forest2.5%
Crops54.6%
Built-up0.5%
Bare soil6.0%
Other (grassland, water…)36.4%

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

2 371km²

Discharge in basins

0,4m³/s

Mean precip.

482mm/an

Mean T°

14,1°C

Moisture idx

-0,60

Mean runoff

80mm/an

Mean elev. (basins)

857m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

1,7nW

Built-up

53,4%

Pesticides

17,7kg/km²

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