Ontologia

Delegation · TUN

Sfax Médina

Tunisia

BWhArid, desert, hot(100 %)

Species observed

291

Observations

1 181

Area

27,8km²

Ecological tissue

Sample of 27 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 Sfax Médina : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 30 interactions GloBI sur 3 types (connectance 8.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
30
Connectance
0.086
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

291 distinct species · 1 181 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 181 obs · 1 cellules
Obs. / cellule
≥ 1 181
1 181–1 180
1 181–1 180
1 181–1 180
< 1 181

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

Climate

Mean T°

20,1°C

Annual rain

242mm

Warmest m°

31,4°C

Coldest m°

9,2°C

Elevation: 11 m on average (min -3 m, max 36 m)

Bioclimatic detailsExpert
Annual mean temp.
20,1°C
Annual rain
242mm
Warmest month
31,4°C
Coldest month
9,2°C
Mean alt.
11m
Min
-3m
Max
36m
Std. dev.
9m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid

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

Soil & lithology

pH H₂O

8,0

Org. C

12,0g/kg

Clay

23,3%

Sand

51,0%

Silt

25,7%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
15,7g/kg
Clay
22,4%
Sand
51,3%
Silt
26,3%
5–15 cm
pH H₂O
8,0
Org. C
10,6g/kg
Clay
23,6%
Sand
50,4%
Silt
25,9%
15–30 cm
pH H₂O
8,1
Org. C
9,8g/kg
Clay
23,8%
Sand
51,1%
Silt
25,1%

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

Land cover

Forest0.0%
Crops0.0%
Built-up29.9%
Bare soil0.2%
Other (grassland, water…)69.9%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

4,6km

Basins crossed

1

Max stream order

1

Max drainage

208km²

Discharge in basins

0,0m³/s

Mean precip.

218mm/an

Mean T°

18,9°C

Moisture idx

-0,81

Mean runoff

48mm/an

Mean elev. (basins)

24m

Watersheds crossing here

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

Human pressure

Pop. density

36hab/km²

Night light

41,4nW

Built-up

2 987,5%

Pesticides

0,0kg/km²

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

Protected areas2

IUCN Not Reported · 2🌊 Marine · 2

Salines de Thyna

IUCN Not Reported

Wetland Zone of National Importance · 2007

17 km²

Salines de Thyna

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2007

17 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN