Ontologia

Commune · DZA

Deux Bassins

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

36

Observations

75

Area

40,9km²

Ecological tissue

Sample of 17 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 Deux Bassins : 14 espèces reliées par 19 interactions GloBI sur 6 types (connectance 14.0%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
17
Interactions affichées
19
Connectance
0.140
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

36 distinct species · 75 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

75 obs · 1 cellules
Obs. / cellule
≥ 75
75–74
75–74
75–74
< 75

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

Climate

Mean T°

14,9°C

Annual rain

662mm

Warmest m°

32,0°C

Coldest m°

1,9°C

Elevation: 759 m on average (min 545 m, max 964 m)

Bioclimatic detailsExpert
Annual mean temp.
14,9°C
Annual rain
662mm
Warmest month
32,0°C
Coldest month
1,9°C
Mean alt.
759m
Min
545m
Max
964m
Std. dev.
95m
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

6,5

Org. C

34,1g/kg

Clay

31,1%

Sand

31,7%

Silt

37,3%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
55,7g/kg
Clay
32,3%
Sand
30,8%
Silt
36,9%
5–15 cm
pH H₂O
6,5
Org. C
26,3g/kg
Clay
30,9%
Sand
31,4%
Silt
37,8%
15–30 cm
pH H₂O
6,5
Org. C
20,4g/kg
Clay
30,0%
Sand
32,8%
Silt
37,2%

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

Land cover

Forest27.6%
Crops5.8%
Built-up0.5%
Bare soil1.3%
Other (grassland, water…)64.8%

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

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,3km

Basins crossed

3

Max stream order

1

Max drainage

1 422km²

Discharge in basins

0,3m³/s

Mean precip.

696mm/an

Mean T°

15,9°C

Moisture idx

-0,38

Max snow

2%

Mean runoff

176mm/an

Mean elev. (basins)

509m

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

1,4nW

Built-up

51,4%

Pesticides

19,0kg/km²

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