Ontologia

Commune-Cotiere · DZA

Kerkera

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

23

Observations

25

Area

85,1km²

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 Kerkera : 8 espèces reliées par 5 interactions GloBI sur 1 type (connectance 17.9%, filtre Serrano α=0.2).

Espèces affichées
8
Interactions affichées
5
Connectance
0.179
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

23 distinct species · 25 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

25 obs · 2 cellules
Obs. / cellule
≥ 16
16–15
16–15
16–15
< 16

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

Climate

Mean T°

18,1°C

Annual rain

800mm

Warmest m°

29,6°C

Coldest m°

7,9°C

Elevation: 176 m on average (min -23 m, max 494 m)

Bioclimatic detailsExpert
Annual mean temp.
18,1°C
Annual rain
800mm
Warmest month
29,6°C
Coldest month
7,9°C
Mean alt.
176m
Min
-23m
Max
494m
Std. dev.
121m
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

6,3

Org. C

35,7g/kg

Clay

31,6%

Sand

34,8%

Silt

33,6%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
54,1g/kg
Clay
31,5%
Sand
34,7%
Silt
33,8%
5–15 cm
pH H₂O
6,4
Org. C
30,8g/kg
Clay
31,6%
Sand
34,4%
Silt
34,0%
15–30 cm
pH H₂O
6,3
Org. C
22,1g/kg
Clay
31,8%
Sand
35,2%
Silt
33,0%

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

Land cover

Forest26.0%
Crops10.0%
Built-up1.3%
Bare soil2.8%
Other (grassland, water…)60.0%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

18,3km

Basins crossed

2

Max stream order

4

Max drainage

1 000km²

Discharge in basins

0,8m³/s

Mean precip.

931mm/an

Mean T°

16,6°C

Moisture idx

-0,14

Max snow

2%

Mean runoff

283mm/an

Mean elev. (basins)

277m

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

Human pressure

Pop. density

3hab/km²

Night light

1,7nW

Built-up

125,3%

Pesticides

20,3kg/km²

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