Ontologia

Delegation · TUN

Matmata

Tunisia

BWhArid, desert, hot(98 %)

Species observed

286

Observations

1 378

Area

1 221,7km²

Ecological tissue

Sample of 28 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 Matmata : 18 espèces reliées par 38 interactions GloBI sur 5 types (connectance 10.1%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
38
Connectance
0.101
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

286 distinct species · 1 378 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 378 obs · 20 cellules
Obs. / cellule
≥ 513
222–512
54–221
13–53
< 13

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

Climate

Mean T°

20,2°C

Annual rain

142mm

Warmest m°

35,8°C

Coldest m°

5,1°C

Elevation: 294 m on average (min 122 m, max 533 m)

Bioclimatic detailsExpert
Annual mean temp.
20,2°C
Annual rain
142mm
Warmest month
35,8°C
Coldest month
5,1°C
Mean alt.
294m
Min
122m
Max
533m
Std. dev.
108m
Köppen-Geiger (dominant)
BWhArid, desert, hot(98 %)Arid

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

Soil & lithology

pH H₂O

8,2

Org. C

6,9g/kg

Clay

19,4%

Sand

50,9%

Silt

29,7%

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
8,8g/kg
Clay
19,6%
Sand
51,0%
Silt
29,4%
5–15 cm
pH H₂O
8,2
Org. C
6,2g/kg
Clay
18,9%
Sand
51,4%
Silt
29,7%
15–30 cm
pH H₂O
8,2
Org. C
5,6g/kg
Clay
19,8%
Sand
50,3%
Silt
29,9%

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

Land cover

Forest1.4%
Crops2.9%
Built-up0.0%
Bare soil76.5%
Other (grassland, water…)19.2%

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

4,4%

Pesticides

0,0kg/km²

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