Ontologia

Commune-Cotiere · DZA

Afir

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

61

Observations

73

Area

59,8km²

Ecological tissue

Sample of 19 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 Afir : 19 espèces reliées par 13 interactions GloBI sur 4 types (connectance 7.6%, filtre Serrano α=0.2).

Espèces affichées
19
Interactions affichées
13
Connectance
0.076
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

61 distinct species · 73 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

73 obs · 2 cellules
Obs. / cellule
≥ 54
54–53
54–53
54–53
< 54

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

Climate

Mean T°

17,0°C

Annual rain

922mm

Warmest m°

28,2°C

Coldest m°

7,7°C

Elevation: 291 m on average (min -34 m, max 641 m)

Bioclimatic detailsExpert
Annual mean temp.
17,0°C
Annual rain
922mm
Warmest month
28,2°C
Coldest month
7,7°C
Mean alt.
291m
Min
-34m
Max
641m
Std. dev.
154m
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

28,1g/kg

Clay

34,3%

Sand

33,7%

Silt

32,0%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
44,1g/kg
Clay
34,0%
Sand
34,0%
Silt
32,0%
5–15 cm
pH H₂O
6,5
Org. C
22,1g/kg
Clay
34,1%
Sand
33,5%
Silt
32,4%
15–30 cm
pH H₂O
6,4
Org. C
18,1g/kg
Clay
34,8%
Sand
33,7%
Silt
31,5%

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

Land cover

Forest22.8%
Crops10.2%
Built-up1.7%
Bare soil1.8%
Other (grassland, water…)63.5%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

12,1km

Basins crossed

2

Max stream order

1

Max drainage

2 505km²

Discharge in basins

0,6m³/s

Mean precip.

995mm/an

Mean T°

16,8°C

Moisture idx

-0,09

Max snow

3%

Mean runoff

296mm/an

Mean elev. (basins)

339m

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

Human pressure

Pop. density

2hab/km²

Night light

2,6nW

Built-up

170,9%

Pesticides

22,0kg/km²

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