Ontologia

Governorate · SAU

Wadi Ad Dawasir

Saudi Arabia

BWhArid, desert, hot(100 %)

Species observed

79

Observations

135

Area

45 743,5km²

Ecological tissue

Sample of 25 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 Wadi Ad Dawasir : 23 espèces reliées par 26 interactions GloBI sur 2 types (connectance 8.7%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
26
Connectance
0.087
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

79 distinct species · 135 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

135 obs · 31 cellules
Obs. / cellule
≥ 24
16–23
3–15
2–2
< 2

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

Climate

Mean T°

26,8°C

Annual rain

60mm

Warmest m°

41,0°C

Coldest m°

8,8°C

Elevation: 840 m on average (min 619 m, max 1 253 m)

Bioclimatic detailsExpert
Annual mean temp.
26,8°C
Annual rain
60mm
Warmest month
41,0°C
Coldest month
8,8°C
Mean alt.
840m
Min
619m
Max
1 253m
Std. dev.
123m
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

8,3

Org. C

4,8g/kg

Clay

22,0%

Sand

44,9%

Silt

33,0%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,2
Org. C
4,9g/kg
Clay
20,8%
Sand
45,8%
Silt
33,4%
5–15 cm
pH H₂O
8,3
Org. C
4,1g/kg
Clay
22,1%
Sand
44,7%
Silt
33,1%
15–30 cm
pH H₂O
8,3
Org. C
5,4g/kg
Clay
23,2%
Sand
44,2%
Silt
32,6%

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

Land cover

Forest0.2%
Crops3.2%
Built-up0.0%
Bare soil95.1%
Other (grassland, water…)1.5%

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

Hydrology85 basins · 0 lakes · 88 rivers

Hydrology metrics for this exact territory

Stream length here

3 724,2km

Basins crossed

85

Max stream order

7

Max drainage

92 996km²

Discharge in basins

1 234,7m³/s

Mean precip.

75mm/an

Mean T°

25,8°C

Moisture idx

-0,96

Mean runoff

11mm/an

Mean elev. (basins)

836m

Watersheds crossing here

76 more basins

Rivers / streams (88, ord ≥ 4)

76 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

2,5%

Pesticides

28,1kg/km²

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

Protected areas3

IUCN VI · 2IUCN Not Applicable · 1

'Uruq Bani Ma'arid

IUCN Not Applicable

World Heritage Site (natural or mixed) · 2023

12 679 km²

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