Ontologia

Governorate · SAU

Al Makhwah

Saudi Arabia

BWhArid, desert, hot(100 %)

Species observed

892

Observations

10 788

Area

1 252km²

Ecological tissue

Sample of 17 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 Makhwah : 11 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 22 interactions GloBI sur 3 types (connectance 16.2%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
17
Interactions affichées
22
Connectance
0.162
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

892 distinct species · 10 788 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

10 788 obs · 20 cellules
Obs. / cellule
≥ 6 512
3 029–6 511
41–3 028
8–40
< 8

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

Climate

Mean T°

28,3°C

Annual rain

316mm

Warmest m°

37,5°C

Coldest m°

17,8°C

Elevation: 533 m on average (min 60 m, max 2 355 m)

Bioclimatic detailsExpert
Annual mean temp.
28,3°C
Annual rain
316mm
Warmest month
37,5°C
Coldest month
17,8°C
Mean alt.
533m
Min
60m
Max
2 355m
Std. dev.
363m
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

8,0

Org. C

14,4g/kg

Clay

21,8%

Sand

50,4%

Silt

27,8%

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
17,2g/kg
Clay
19,3%
Sand
52,1%
Silt
28,5%
5–15 cm
pH H₂O
8,0
Org. C
14,4g/kg
Clay
21,8%
Sand
50,3%
Silt
27,9%
15–30 cm
pH H₂O
8,0
Org. C
11,7g/kg
Clay
24,2%
Sand
48,8%
Silt
27,0%

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

Land cover

Forest0.9%
Crops2.6%
Built-up0.4%
Bare soil56.8%
Other (grassland, water…)39.4%

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

Hydrology7 basins · 0 lakes · 12 rivers

Hydrology metrics for this exact territory

Stream length here

244,7km

Basins crossed

7

Max stream order

4

Max drainage

2 404km²

Discharge in basins

2,1m³/s

Mean precip.

185mm/an

Mean T°

28,6°C

Moisture idx

-0,91

Mean runoff

45mm/an

Mean elev. (basins)

544m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

2,5nW

Built-up

39,0%

Pesticides

12,0kg/km²

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

Protected areas1

IUCN II · 1

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