Ontologia

Delegation · TUN

Gafsa Sud

Tunisia

BWhArid, desert, hot(100 %)

Species observed

124

Observations

221

Area

611,1km²

Ecological tissue

Sample of 23 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 Gafsa Sud : 19 espèces reliées par 26 interactions GloBI sur 5 types (connectance 10.3%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
26
Connectance
0.103
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

124 distinct species · 221 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

221 obs · 14 cellules
Obs. / cellule
≥ 74
47–73
14–46
8–13
< 8

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

Climate

Mean T°

19,9°C

Annual rain

174mm

Warmest m°

36,6°C

Coldest m°

3,9°C

Elevation: 337 m on average (min 118 m, max 724 m)

Bioclimatic detailsExpert
Annual mean temp.
19,9°C
Annual rain
174mm
Warmest month
36,6°C
Coldest month
3,9°C
Mean alt.
337m
Min
118m
Max
724m
Std. dev.
146m
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

8,1

Org. C

8,2g/kg

Clay

20,6%

Sand

48,9%

Silt

30,5%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,1
Org. C
9,2g/kg
Clay
20,1%
Sand
49,4%
Silt
30,5%
5–15 cm
pH H₂O
8,1
Org. C
7,8g/kg
Clay
20,5%
Sand
49,0%
Silt
30,5%
15–30 cm
pH H₂O
8,2
Org. C
7,7g/kg
Clay
21,4%
Sand
48,1%
Silt
30,5%

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

Land cover

Forest2.4%
Crops10.4%
Built-up0.6%
Bare soil58.0%
Other (grassland, water…)28.6%

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

Hydrology3 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

77,0km

Basins crossed

3

Max stream order

5

Max drainage

6 976km²

Discharge in basins

0,1m³/s

Mean precip.

216mm/an

Mean T°

18,1°C

Moisture idx

-0,85

Mean runoff

36mm/an

Mean elev. (basins)

530m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,9nW

Built-up

64,1%

Pesticides

0,0kg/km²

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