Ontologia

Commune · LBN

Blida

Lebanon

CsaTemperate, dry summer, hot summer(100 %)

Species observed

690

Observations

9 800

Area

13,3km²

Ecological tissue

Sample of 41 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 Blida : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 99 interactions GloBI sur 5 types (connectance 12.1%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
99
Connectance
0.121
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

690 distinct species · 9 800 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 800 obs · 1 cellules
Obs. / cellule
≥ 9 800
9 800–9 799
9 800–9 799
9 800–9 799
< 9 800

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

Climate

Mean T°

16,4°C

Annual rain

724mm

Warmest m°

29,9°C

Coldest m°

3,7°C

Elevation: 593 m on average (min 492 m, max 655 m)

Bioclimatic detailsExpert
Annual mean temp.
16,4°C
Annual rain
724mm
Warmest month
29,9°C
Coldest month
3,7°C
Mean alt.
593m
Min
492m
Max
655m
Std. dev.
47m
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

7,5

Org. C

23,1g/kg

Clay

45,1%

Sand

19,7%

Silt

35,1%

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

Dominant lithology: scGLiMaggregated to Marjaayoun

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
36,7g/kg
Clay
44,2%
Sand
20,2%
Silt
35,4%
5–15 cm
pH H₂O
7,5
Org. C
17,7g/kg
Clay
44,9%
Sand
20,0%
Silt
35,1%
15–30 cm
pH H₂O
7,5
Org. C
15,0g/kg
Clay
46,3%
Sand
19,0%
Silt
34,7%

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

Land cover

Forest4.0%
Crops29.5%
Built-up2.4%
Bare soil4.6%
Other (grassland, water…)59.5%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

2 178km²

Discharge in basins

0,1m³/s

Mean precip.

776mm/an

Mean T°

15,3°C

Moisture idx

-0,31

Mean runoff

257mm/an

Mean elev. (basins)

980m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

1,9nW

Built-up

234,9%

Pesticides

47,4kg/km²

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