Ontologia

Governorate · SAU

Al Ula

Saudi Arabia

BWhArid, desert, hot(100 %)

Species observed

782

Observations

6 220

Area

24 969,3km²

Ecological tissue

Sample of 29 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 Ula : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 32 interactions GloBI sur 2 types (connectance 7.9%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
32
Connectance
0.079
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

782 distinct species · 6 220 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 220 obs · 343 cellules
Obs. / cellule
≥ 382
21–381
5–20
3–4
< 3

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

Climate

Mean T°

22,4°C

Annual rain

56mm

Warmest m°

37,7°C

Coldest m°

4,4°C

Elevation: 1 012 m on average (min -52 m, max 1 800 m)

Bioclimatic detailsExpert
Annual mean temp.
22,4°C
Annual rain
56mm
Warmest month
37,7°C
Coldest month
4,4°C
Mean alt.
1 012m
Min
-52m
Max
1 800m
Std. dev.
278m
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

3,9g/kg

Clay

24,7%

Sand

45,6%

Silt

29,7%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
4,9g/kg
Clay
24,6%
Sand
45,9%
Silt
29,6%
5–15 cm
pH H₂O
7,9
Org. C
3,6g/kg
Clay
25,3%
Sand
45,4%
Silt
29,3%
15–30 cm
pH H₂O
7,9
Org. C
3,2g/kg
Clay
24,2%
Sand
45,6%
Silt
30,2%

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

Land cover

Forest0.3%
Crops0.5%
Built-up0.0%
Bare soil93.8%
Other (grassland, water…)5.4%

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

Hydrology50 basins · 0 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

3 351,8km

Basins crossed

50

Max stream order

6

Max drainage

102 052km²

Discharge in basins

52,2m³/s

Mean precip.

70mm/an

Mean T°

20,8°C

Moisture idx

-0,96

Mean runoff

15mm/an

Mean elev. (basins)

986m

Watersheds crossing here

41 more basins

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

3,7%

Pesticides

34,0kg/km²

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

Protected areas6

IUCN II · 2IUCN Ib · 2IUCN Not Reported · 1IUCN VI · 1🌊 Marine · 1

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