Ontologia

Commune · DZA

Sfisef

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

72

Observations

93

Area

124,9km²

Ecological tissue

Sample of 8 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 Sfisef : 7 espèces reliées par 5 interactions GloBI sur 1 type (connectance 13.9%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
9
Interactions affichées
5
Connectance
0.139
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

72 distinct species · 93 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

93 obs · 2 cellules
Obs. / cellule
≥ 89
89–88
89–88
89–88
< 89

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

Climate

Mean T°

17,1°C

Annual rain

352mm

Warmest m°

33,9°C

Coldest m°

4,0°C

Elevation: 611 m on average (min 382 m, max 766 m)

Bioclimatic detailsExpert
Annual mean temp.
17,1°C
Annual rain
352mm
Warmest month
33,9°C
Coldest month
4,0°C
Mean alt.
611m
Min
382m
Max
766m
Std. dev.
79m
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

7,3

Org. C

16,5g/kg

Clay

28,9%

Sand

36,2%

Silt

34,9%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,2
Org. C
24,6g/kg
Clay
28,2%
Sand
36,0%
Silt
35,8%
5–15 cm
pH H₂O
7,4
Org. C
14,2g/kg
Clay
28,3%
Sand
36,4%
Silt
35,3%
15–30 cm
pH H₂O
7,4
Org. C
10,8g/kg
Clay
30,1%
Sand
36,3%
Silt
33,5%

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

Land cover

Forest10.2%
Crops35.1%
Built-up0.6%
Bare soil3.1%
Other (grassland, water…)51.0%

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

Hydrology3 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

3

Max drainage

8 683km²

Discharge in basins

0,2m³/s

Mean precip.

428mm/an

Mean T°

16,8°C

Moisture idx

-0,59

Mean runoff

14mm/an

Mean elev. (basins)

392m

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

Human pressure

Pop. density

2hab/km²

Night light

1,6nW

Built-up

59,6%

Pesticides

17,2kg/km²

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