Ontologia

Commune · TCD

Ouled-Himed

Chad

BWhArid, desert, hot(100 %)

Species observed

35

Observations

108

Area

12 645,3km²

Ecological tissue

Sample of 5 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 Ouled-Himed : 3 espèces reliées par 6 interactions GloBI sur 3 types (connectance 60.0%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
5
Interactions affichées
6
Connectance
0.600
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

35 distinct species · 108 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

108 obs · 41 cellules
Obs. / cellule
≥ 17
4–16
2–3
1–1
< 1

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

Climate

Mean T°

28,7°C

Annual rain

189mm

Warmest m°

40,7°C

Coldest m°

14,4°C

Elevation: 301 m on average (min 256 m, max 334 m)

Bioclimatic detailsExpert
Annual mean temp.
28,7°C
Annual rain
189mm
Warmest month
40,7°C
Coldest month
14,4°C
Mean alt.
301m
Min
256m
Max
334m
Std. dev.
10m
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

7,6

Org. C

4,6g/kg

Clay

32,4%

Sand

38,5%

Silt

29,2%

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

Dominant lithology: suGLiMaggregated to Fitri

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
5,2g/kg
Clay
30,6%
Sand
39,6%
Silt
29,8%
5–15 cm
pH H₂O
7,6
Org. C
4,4g/kg
Clay
32,3%
Sand
38,6%
Silt
29,1%
15–30 cm
pH H₂O
7,7
Org. C
4,2g/kg
Clay
34,1%
Sand
37,3%
Silt
28,6%

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

Land cover

Forest0.8%
Crops10.4%
Built-up0.0%
Bare soil26.8%
Other (grassland, water…)62.0%

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

Hydrology42 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

42

Max drainage

81 040km²

Discharge in basins

25,2m³/s

Mean precip.

204mm/an

Mean T°

29,6°C

Moisture idx

-0,91

Mean runoff

4mm/an

Mean elev. (basins)

307m

Watersheds crossing here

33 more basins

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

Human pressure

Pop. density

0hab/km²

Built-up

0,0%

Pesticides

0,0kg/km²

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

Protected areas1

IUCN IV · 1

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