Ontologia

Commune · DZA

Gherouaou

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

150

Observations

278

Area

18,2km²

Ecological tissue

Sample of 45 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 Gherouaou : 36 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 57 interactions GloBI sur 5 types (connectance 5.8%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
57
Connectance
0.058
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

150 distinct species · 278 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

278 obs · 1 cellules
Obs. / cellule
≥ 278
278–277
278–277
278–277
< 278

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

Climate

Mean T°

17,2°C

Annual rain

641mm

Warmest m°

31,3°C

Coldest m°

5,8°C

Elevation: 343 m on average (min 73 m, max 1 279 m)

Bioclimatic detailsExpert
Annual mean temp.
17,2°C
Annual rain
641mm
Warmest month
31,3°C
Coldest month
5,8°C
Mean alt.
343m
Min
73m
Max
1 279m
Std. dev.
278m
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

6,6

Org. C

24,3g/kg

Clay

28,1%

Sand

35,7%

Silt

36,2%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
36,3g/kg
Clay
28,0%
Sand
35,3%
Silt
36,6%
5–15 cm
pH H₂O
6,7
Org. C
19,5g/kg
Clay
28,9%
Sand
35,1%
Silt
36,0%
15–30 cm
pH H₂O
6,6
Org. C
17,2g/kg
Clay
27,3%
Sand
36,6%
Silt
36,1%

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

Land cover

Forest16.9%
Crops15.0%
Built-up6.7%
Bare soil1.5%
Other (grassland, water…)60.0%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

2 039km²

Discharge in basins

0,1m³/s

Mean precip.

710mm/an

Mean T°

16,9°C

Moisture idx

-0,34

Max snow

1%

Mean runoff

167mm/an

Mean elev. (basins)

390m

Watersheds crossing here

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

Human pressure

Pop. density

10hab/km²

Night light

20,3nW

Built-up

664,7%

Pesticides

23,2kg/km²

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

Protected areas2

IUCN Not Applicable · 1IUCN II · 1

Chréa

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2002

412 km²

Chréa

IUCN II

National Park · 1983

277 km²

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