Tuwaiq Reserve
IUCN Not ReportedProtected Area · 2019
3 933 km²
Governorate · SAU
Ad Diriyah
Saudi Arabia
BWhArid, desert, hot(100 %)
Species observed
262
Observations
1 342
Area
1 302,8km²
Ecological tissue
Sample of 26 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 Ad Diriyah : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 30 interactions GloBI sur 3 types (connectance 9.2%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
26
Interactions affichées
30
Connectance
0.092
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
262 distinct species · 1 342 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,4°C
Annual rain
142mm
Warmest m°
40,9°C
Coldest m°
6,4°C
Elevation: 769 m on average (min 634 m, max 945 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,4°C
Annual rain
142mm
Warmest month
40,9°C
Coldest month
6,4°C
Mean alt.
769m
Min
634m
Max
945m
Std. dev.
63m
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
3,8g/kg
Clay
23,7%
Sand
47,0%
Silt
29,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,9
Org. C
4,2g/kg
Clay
22,2%
Sand
48,1%
Silt
29,7%
5–15 cm
pH H₂O
8,0
Org. C
3,1g/kg
Clay
24,2%
Sand
46,5%
Silt
29,3%
15–30 cm
pH H₂O
8,0
Org. C
4,2g/kg
Clay
24,8%
Sand
46,5%
Silt
28,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest0.6%
Crops1.2%
Built-up1.6%
Bare soil91.5%
Other (grassland, water…)5.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 0 lakes · 31 rivers
Hydrology metrics for this exact territory
Stream length here
321,0km
Basins crossed
8
Max stream order
4
Max drainage
2 500km²
Discharge in basins
0,1m³/s
Mean precip.
134mm/an
Mean T°
24,3°C
Moisture idx
-0,93
Mean runoff
32mm/an
Mean elev. (basins)
769m
Watersheds crossing here
- Bassin de وادي بوضةsub-area758,5 km²overlap521.97 km²40%
- Bassin de شعيب أم عشرةsub-area424,6 km²overlap204.76 km²16%
- Bassin de شعيب الضيقةsub-area389,9 km²overlap146.56 km²11%
- Bassin de وادي حنيفةsub-area401,6 km²overlap144.65 km²11%
- Bassin de وادي السليsub-area2 500,2 km²overlap123.62 km²9%
- Bassin de وادي الليسنsub-area254,1 km²overlap106.64 km²8%
- Bassin de شعيب ملهمsub-area1 451,9 km²overlap50.27 km²4%
- Bassin de شعيب ملهمsub-area524,2 km²overlap4.33 km²0%
Rivers / streams (31, ord ≥ 4)
- وادي حنيفةord 5len here30.04 km13%total230 km
- شعيب الحيسيةord 3len here27.07 km42%total65 km
- شعيب أم عشرةord 2len here19.81 km93%total21 km
- شعيب الركزةord 1len here19.34 km96%total20 km
- شعيب غالةord 1len here18.34 km100%total18 km
- وادي بوضةord 2len here17.81 km33%total55 km
- شعيب اليسرىord 2len here17.54 km83%total21 km
- شعيب الوحيرشord 1len here16.78 km100%total17 km
- شعيب النظيمord 1len here15.51 km50%total31 km
- شعيب البويطحord 2len here15.17 km100%total15 km
- وادي صفارord 2len here13.08 km73%total18 km
- وادي الليسنord 2len here12.46 km41%total31 km
19 more river segmentssorted by Strahler order + length
- قري الملقىord 1len here10.57 km100%total11 km
- شعيب الفاقعةord 2len here9.95 km26%total38 km
- شعيب الضيقةord 2len here9.51 km47%total20 km
- شعيب عصيدانord 3len here9.28 km100%total9 km
- شعيب الخمرةord 2len here7.57 km76%total10 km
- شعيب الوصيلord 2len here6.72 km100%total7 km
- شعيب أبا السواكيفord 3len here6.45 km100%total6 km
- وادي الحريقةord 1len here5.56 km100%total6 km
- وادي العماريةord 3len here5.30 km100%total5 km
- شعيب المدهلةord 2len here4.52 km50%total9 km
- شعيب الخميرةord 2len here4.30 km41%total10 km
- شعيب ابا العتصلord 1len here4.22 km70%total6 km
- شعيب مزيرعةord 3len here4.02 km54%total7 km
- شعيب غبيراءord 1len here2.73 km100%total3 km
- شعيب العينord 1len here2.02 km100%total2 km
- شعيب ابو مطابعord 1len here1.39 km31%total4 km
- شعيب العمارord 1len here1.36 km100%total1 km
- قري الرومord 1len here1.36 km100%total1 km
- شعيب أبو ركبةord 1len here1.19 km12%total10 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
18,9nW
Built-up
158,7%
Pesticides
35,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN