Ontologia

Delegation · TUN

Ettadhamen

Tunisia

CsaTemperate, dry summer, hot summer(100 %)

Species observed

70

Observations

111

Area

8,1km²

Ecological tissue

Sample of 37 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 Ettadhamen : 34 espèces reliées par 32 interactions GloBI sur 6 types (connectance 4.8%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
32
Connectance
0.048
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

70 distinct species · 111 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

111 obs · 1 cellules
Obs. / cellule
≥ 111
111–110
111–110
111–110
< 111

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

Climate

Mean T°

18,7°C

Annual rain

531mm

Warmest m°

32,3°C

Coldest m°

7,5°C

Elevation: 98 m on average (min 44 m, max 202 m)

Bioclimatic detailsExpert
Annual mean temp.
18,7°C
Annual rain
531mm
Warmest month
32,3°C
Coldest month
7,5°C
Mean alt.
98m
Min
44m
Max
202m
Std. dev.
39m
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

7,7

Org. C

21,7g/kg

Clay

36,4%

Sand

27,1%

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
7,6
Org. C
30,4g/kg
Clay
35,0%
Sand
27,6%
Silt
37,4%
5–15 cm
pH H₂O
7,8
Org. C
16,6g/kg
Clay
36,3%
Sand
26,4%
Silt
37,4%
15–30 cm
pH H₂O
7,8
Org. C
18,1g/kg
Clay
37,9%
Sand
27,2%
Silt
34,9%

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

Land cover

Forest2.0%
Crops27.4%
Built-up13.2%
Bare soil5.5%
Other (grassland, water…)51.8%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

220km²

Discharge in basins

0,0m³/s

Mean precip.

454mm/an

Mean T°

17,8°C

Moisture idx

-0,64

Mean runoff

113mm/an

Mean elev. (basins)

53m

Watersheds crossing here

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

Human pressure

Pop. density

72hab/km²

Night light

19,3nW

Built-up

1 322,9%

Pesticides

2,1kg/km²

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