Ontologia

Governorate · tun

Tunis

Tunisia

CsaTemperate, dry summer, hot summer(89 %)

Species observed

1 412

Observations

11 105

Area

270,3km²

Ecological tissue

Sample of 31 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 Tunis : 24 espèces reliées par 44 interactions GloBI sur 2 types (connectance 9.5%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
44
Connectance
0.095
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

1 412 distinct species · 11 105 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 105 obs · 8 cellules
Obs. / cellule
≥ 3 990
3 990–3 989
2 062–3 989
1 291–2 061
< 1 291

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

Climate

Mean T°

18,8°C

Annual rain

501mm

Warmest m°

31,8°C

Coldest m°

8,2°C

Elevation: 40 m on average (min -6 m, max 127 m)

Bioclimatic detailsExpert
Annual mean temp.
18,8°C
Annual rain
501mm
Warmest month
31,8°C
Coldest month
8,2°C
Mean alt.
40m
Min
-6m
Max
127m
Std. dev.
37m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(89 %)Temperate

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

Soil & lithology

pH H₂O

7,6

Org. C

23,6g/kg

Clay

37,8%

Sand

24,9%

Silt

37,3%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
34,6g/kg
Clay
37,0%
Sand
25,2%
Silt
37,8%
5–15 cm
pH H₂O
7,7
Org. C
17,8g/kg
Clay
38,0%
Sand
24,3%
Silt
37,7%
15–30 cm
pH H₂O
7,7
Org. C
18,5g/kg
Clay
38,4%
Sand
25,3%
Silt
36,3%

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

Land cover

Forest2.2%
Crops17.1%
Built-up14.9%
Bare soil5.4%
Other (grassland, water…)60.4%

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

Hydrology3 basins · 4 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

15,2km

Lake surface here

22,35km²

Basins crossed

3

Max stream order

2

Max drainage

23 172km²

Discharge in basins

1,5m³/s

Mean precip.

455mm/an

Mean T°

17,9°C

Moisture idx

-0,63

Mean runoff

118mm/an

Mean elev. (basins)

46m

Watersheds crossing here

Lakes (4, top by area)

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

Human pressure

Pop. density

34hab/km²

Night light

39,4nW

Built-up

1 486,0%

Pesticides

2,2kg/km²

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

Protected areas7

IUCN Not Reported · 6IUCN Not Assigned · 1🌊 Marine · 2

Sebkhet Sejoumi

IUCN Not Reported

Wetland Zone of National Importance · 2007

24 km²

Sebkhet Sejoumi

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2007

24 km²

Complete list

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

Sub-administrations23