Ontologia

State · sdn

Al Jazirah

Sudan

BWhArid, desert, hot(100 %)

Species observed

477

Observations

2 699

Area

24 230,7km²

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 Al Jazirah : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 21 interactions GloBI sur 3 types (connectance 7.6%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
21
Connectance
0.076
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

477 distinct species · 2 699 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 699 obs · 182 cellules
Obs. / cellule
≥ 308
19–307
4–18
2–3
< 2

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

Climate

Mean T°

29,9°C

Annual rain

253mm

Warmest m°

40,8°C

Coldest m°

17,6°C

Elevation: 412 m on average (min 372 m, max 475 m)

Bioclimatic detailsExpert
Annual mean temp.
29,9°C
Annual rain
253mm
Warmest month
40,8°C
Coldest month
17,6°C
Mean alt.
412m
Min
372m
Max
475m
Std. dev.
17m
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

7,9

Org. C

5,2g/kg

Clay

45,9%

Sand

24,4%

Silt

29,6%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,8
Org. C
6,2g/kg
Clay
44,4%
Sand
25,6%
Silt
30,0%
5–15 cm
pH H₂O
7,8
Org. C
5,1g/kg
Clay
45,0%
Sand
25,1%
Silt
30,0%
15–30 cm
pH H₂O
7,9
Org. C
4,2g/kg
Clay
48,4%
Sand
22,7%
Silt
28,9%

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

Land cover

Forest1.8%
Crops43.9%
Built-up0.7%
Bare soil5.7%
Other (grassland, water…)47.8%

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

Hydrology54 basins · 1 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

522,8km

Lake surface here

0,68km²

Basins crossed

54

Max stream order

8

Max drainage

1 669 169km²

Discharge in basins

7 208,6m³/s

Mean precip.

282mm/an

Mean T°

28,5°C

Moisture idx

-0,87

Mean runoff

1mm/an

Mean elev. (basins)

417m

Watersheds crossing here

45 more basins

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

71,2%

Pesticides

1,4kg/km²

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

Sub-administrations7