Ontologia

Commune · DZA

Tesmart

Algeria

CsaTemperate, dry summer, hot summer(65 %)

Species observed

374

Observations

4 133

Area

49,3km²

Ecological tissue

Sample of 36 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 Tesmart : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 72 interactions GloBI sur 3 types (connectance 11.4%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
72
Connectance
0.114
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

374 distinct species · 4 133 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 133 obs · 1 cellules
Obs. / cellule
≥ 4 133
4 133–4 132
4 133–4 132
4 133–4 132
< 4 133

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

Climate

Mean T°

15,1°C

Annual rain

451mm

Warmest m°

33,4°C

Coldest m°

0,9°C

Elevation: 855 m on average (min 555 m, max 1 356 m)

Bioclimatic detailsExpert
Annual mean temp.
15,1°C
Annual rain
451mm
Warmest month
33,4°C
Coldest month
0,9°C
Mean alt.
855m
Min
555m
Max
1 356m
Std. dev.
168m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(65 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,1

Org. C

25,2g/kg

Clay

25,6%

Sand

37,8%

Silt

36,6%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
39,4g/kg
Clay
24,7%
Sand
38,2%
Silt
37,2%
5–15 cm
pH H₂O
7,2
Org. C
19,7g/kg
Clay
25,0%
Sand
37,9%
Silt
37,0%
15–30 cm
pH H₂O
7,2
Org. C
16,5g/kg
Clay
27,1%
Sand
37,4%
Silt
35,5%

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

Land cover

Forest17.9%
Crops7.6%
Built-up0.8%
Bare soil3.6%
Other (grassland, water…)70.2%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

15,4km

Basins crossed

1

Max stream order

4

Max drainage

936km²

Discharge in basins

0,2m³/s

Mean precip.

522mm/an

Mean T°

14,3°C

Moisture idx

-0,55

Max snow

1%

Mean runoff

124mm/an

Mean elev. (basins)

908m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

2,7nW

Built-up

74,6%

Pesticides

17,7kg/km²

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