Ontologia

District · SDN

Al Gadaref

Sudan

BShArid, steppe, hot(100 %)

Species observed

78

Observations

318

Area

3 433,5km²

Ecological tissue

Sample of 16 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 Al Gadaref : 11 espèces reliées par 16 interactions GloBI sur 4 types (connectance 11.8%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
17
Interactions affichées
16
Connectance
0.118
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

78 distinct species · 318 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

318 obs · 41 cellules
Obs. / cellule
≥ 112
19–111
2–18
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°

29,3°C

Annual rain

547mm

Warmest m°

40,6°C

Coldest m°

19,0°C

Elevation: 541 m on average (min 463 m, max 731 m)

Bioclimatic detailsExpert
Annual mean temp.
29,3°C
Annual rain
547mm
Warmest month
40,6°C
Coldest month
19,0°C
Mean alt.
541m
Min
463m
Max
731m
Std. dev.
54m
Köppen-Geiger (dominant)
BShArid, steppe, hot(100 %)Arid

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

Soil & lithology

pH H₂O

7,2

Org. C

6,7g/kg

Clay

43,6%

Sand

21,9%

Silt

34,5%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
8,2g/kg
Clay
41,6%
Sand
22,8%
Silt
35,6%
5–15 cm
pH H₂O
7,1
Org. C
6,5g/kg
Clay
42,2%
Sand
22,4%
Silt
35,4%
15–30 cm
pH H₂O
7,2
Org. C
5,5g/kg
Clay
47,0%
Sand
20,5%
Silt
32,4%

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

Land cover

Forest0.4%
Crops65.4%
Built-up0.6%
Bare soil0.8%
Other (grassland, water…)32.8%

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

Hydrology13 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

157,0km

Basins crossed

13

Max stream order

5

Max drainage

98 657km²

Discharge in basins

6,6m³/s

Mean precip.

561mm/an

Mean T°

28,7°C

Moisture idx

-0,75

Mean runoff

14mm/an

Mean elev. (basins)

536m

Watersheds crossing here

4 more basins

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

60,7%

Pesticides

2,2kg/km²

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

Sub-administrations1