Ontologia

Commune · DZA

Kalaa

Algeria

CsaTemperate, dry summer, hot summer(73 %)

Species observed

12

Observations

15

Area

79,8km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 7 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 Kalaa : 7 espèces reliées par 4 interactions GloBI sur 3 types (connectance 19.0%, filtre Serrano α=0.2).

Espèces affichées
7
Interactions affichées
4
Connectance
0.191
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

12 distinct species · 15 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

15 obs · 2 cellules
Obs. / cellule
≥ 13
13–12
13–12
13–12
< 13

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

Climate

Mean T°

17,5°C

Annual rain

347mm

Warmest m°

34,4°C

Coldest m°

4,0°C

Elevation: 458 m on average (min 246 m, max 737 m)

Bioclimatic detailsExpert
Annual mean temp.
17,5°C
Annual rain
347mm
Warmest month
34,4°C
Coldest month
4,0°C
Mean alt.
458m
Min
246m
Max
737m
Std. dev.
138m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(73 %)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

14,7g/kg

Clay

33,0%

Sand

31,4%

Silt

35,6%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
21,1g/kg
Clay
32,2%
Sand
31,7%
Silt
36,0%
5–15 cm
pH H₂O
7,6
Org. C
12,1g/kg
Clay
33,4%
Sand
31,4%
Silt
35,3%
15–30 cm
pH H₂O
7,6
Org. C
10,9g/kg
Clay
33,4%
Sand
31,1%
Silt
35,6%

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

Land cover

Forest5.3%
Crops38.8%
Built-up1.3%
Bare soil5.5%
Other (grassland, water…)49.1%

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

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

2,1km

Basins crossed

3

Max stream order

2

Max drainage

6 913km²

Discharge in basins

0,1m³/s

Mean precip.

393mm/an

Mean T°

17,6°C

Moisture idx

-0,61

Mean runoff

19mm/an

Mean elev. (basins)

255m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Night light

1,6nW

Built-up

127,7%

Pesticides

16,8kg/km²

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