Ontologia

Commune-Cotiere · DZA

Taher

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

145

Observations

480

Area

58,3km²

Ecological tissue

Sample of 38 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 Taher : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 58 interactions GloBI sur 4 types (connectance 8.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
58
Connectance
0.083
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

145 distinct species · 480 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

480 obs · 2 cellules
Obs. / cellule
≥ 435
435–434
435–434
435–434
< 435

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

Climate

Mean T°

18,5°C

Annual rain

883mm

Warmest m°

30,8°C

Coldest m°

8,0°C

Elevation: 52 m on average (min -7 m, max 213 m)

Bioclimatic detailsExpert
Annual mean temp.
18,5°C
Annual rain
883mm
Warmest month
30,8°C
Coldest month
8,0°C
Mean alt.
52m
Min
-7m
Max
213m
Std. dev.
40m
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

6,9

Org. C

32,6g/kg

Clay

30,3%

Sand

34,6%

Silt

35,0%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
51,1g/kg
Clay
29,3%
Sand
34,7%
Silt
35,9%
5–15 cm
pH H₂O
6,9
Org. C
25,6g/kg
Clay
29,3%
Sand
34,9%
Silt
35,7%
15–30 cm
pH H₂O
6,9
Org. C
21,1g/kg
Clay
32,3%
Sand
34,3%
Silt
33,5%

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

Land cover

Forest12.8%
Crops17.6%
Built-up7.0%
Bare soil4.6%
Other (grassland, water…)58.0%

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

Hydrology4 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

4

Max drainage

527km²

Discharge in basins

0,7m³/s

Mean precip.

964mm/an

Mean T°

15,7°C

Moisture idx

-0,10

Max snow

4%

Mean runoff

312mm/an

Mean elev. (basins)

442m

Watersheds crossing here

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

Human pressure

Pop. density

11hab/km²

Night light

11,5nW

Built-up

698,2%

Pesticides

19,0kg/km²

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