Ontologia

Commune · DZA

El Houamed

Algeria

BWhArid, desert, hot(85 %)

Species observed

49

Observations

90

Area

690,8km²

Ecological tissue

Sample of 12 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 El Houamed : 10 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 12 interactions GloBI sur 2 types (connectance 18.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
12
Connectance
0.182
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

49 distinct species · 90 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

90 obs · 12 cellules
Obs. / cellule
≥ 26
24–25
10–23
2–9
< 2

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

Climate

Mean T°

18,6°C

Annual rain

218mm

Warmest m°

36,6°C

Coldest m°

3,0°C

Elevation: 625 m on average (min 451 m, max 1 048 m)

Bioclimatic detailsExpert
Annual mean temp.
18,6°C
Annual rain
218mm
Warmest month
36,6°C
Coldest month
3,0°C
Mean alt.
625m
Min
451m
Max
1 048m
Std. dev.
115m
Köppen-Geiger (dominant)
BWhArid, desert, hot(85 %)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

9,4g/kg

Clay

20,1%

Sand

47,5%

Silt

32,3%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
11,2g/kg
Clay
17,9%
Sand
49,2%
Silt
32,9%
5–15 cm
pH H₂O
8,0
Org. C
8,3g/kg
Clay
20,1%
Sand
47,5%
Silt
32,4%
15–30 cm
pH H₂O
8,1
Org. C
8,8g/kg
Clay
22,3%
Sand
45,9%
Silt
31,8%

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

Land cover

Forest0.7%
Crops7.3%
Built-up0.1%
Bare soil64.2%
Other (grassland, water…)27.7%

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

Hydrology3 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

59,3km

Basins crossed

3

Max stream order

2

Max drainage

11 638km²

Discharge in basins

2,7m³/s

Mean precip.

218mm/an

Mean T°

15,9°C

Moisture idx

-0,83

Mean runoff

36mm/an

Mean elev. (basins)

634m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

6,6%

Pesticides

0,0kg/km²

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

Protected areas1

IUCN Not Applicable · 1

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