Ontologia

Commune · DZA

Bouaarfa

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

69

Observations

142

Area

68,1km²

Ecological tissue

Sample of 13 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 Bouaarfa : 12 espèces reliées par 11 interactions GloBI sur 3 types (connectance 14.1%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
13
Interactions affichées
11
Connectance
0.141
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

69 distinct species · 142 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

142 obs · 1 cellules
Obs. / cellule
≥ 142
142–141
142–141
142–141
< 142

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

Climate

Mean T°

15,6°C

Annual rain

802mm

Warmest m°

30,4°C

Coldest m°

3,7°C

Elevation: 664 m on average (min 116 m, max 1 285 m)

Bioclimatic detailsExpert
Annual mean temp.
15,6°C
Annual rain
802mm
Warmest month
30,4°C
Coldest month
3,7°C
Mean alt.
664m
Min
116m
Max
1 285m
Std. dev.
328m
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

6,4

Org. C

26,9g/kg

Clay

29,4%

Sand

34,0%

Silt

36,6%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
42,2g/kg
Clay
28,9%
Sand
33,9%
Silt
37,2%
5–15 cm
pH H₂O
6,5
Org. C
21,5g/kg
Clay
29,6%
Sand
33,7%
Silt
36,7%
15–30 cm
pH H₂O
6,5
Org. C
17,0g/kg
Clay
29,5%
Sand
34,5%
Silt
36,0%

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

Land cover

Forest30.6%
Crops3.4%
Built-up1.7%
Bare soil2.2%
Other (grassland, water…)62.1%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

8,5km

Basins crossed

1

Max stream order

3

Max drainage

2 039km²

Discharge in basins

0,4m³/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

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

5hab/km²

Night light

6,4nW

Built-up

170,4%

Pesticides

21,7kg/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