Ontologia

Region · tcd

Barh el Ghazel

Chad

BWhArid, desert, hot(100 %)

Species observed

276

Observations

2 116

Area

56 321,3km²

Ecological tissue

Sample of 14 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 Barh el Ghazel : 12 espèces + 2 bulles famille, 8 interactions GloBI documentées sur 3 types (connectance 8.8%, filtre Serrano α=0.2). Les 2 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
14
Interactions affichées
8
Connectance
0.088
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

276 distinct species · 2 116 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 116 obs · 30 cellules
Obs. / cellule
≥ 343
175–342
73–174
39–72
< 39

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

28,2°C

Annual rain

164mm

Warmest m°

40,4°C

Coldest m°

13,7°C

Elevation: 289 m on average (min 254 m, max 319 m)

Bioclimatic detailsExpert
Annual mean temp.
28,2°C
Annual rain
164mm
Warmest month
40,4°C
Coldest month
13,7°C
Mean alt.
289m
Min
254m
Max
319m
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

7,6

Org. C

5,3g/kg

Clay

32,2%

Sand

38,5%

Silt

29,4%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
5,6g/kg
Clay
30,2%
Sand
39,7%
Silt
30,1%
5–15 cm
pH H₂O
7,6
Org. C
4,8g/kg
Clay
31,3%
Sand
39,0%
Silt
29,7%
15–30 cm
pH H₂O
7,7
Org. C
5,5g/kg
Clay
34,9%
Sand
36,7%
Silt
28,4%

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

Land cover

Forest1.4%
Crops8.2%
Built-up0.0%
Bare soil40.7%
Other (grassland, water…)49.7%

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

Hydrology121 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

343,0km

Basins crossed

121

Max stream order

6

Max drainage

129 009km²

Discharge in basins

233,9m³/s

Mean precip.

201mm/an

Mean T°

29,4°C

Moisture idx

-0,91

Mean runoff

9mm/an

Mean elev. (basins)

291m

Watersheds crossing here

112 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

1,0%

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

Sub-administrations1