Nafud al-‘Urayq
IUCN VIProtected Area · 1996
2 035 km²
Governorate · SAU
Dariyah
Saudi Arabia
BWhArid, desert, hot(100 %)
Species observed
2
Observations
8
Area
6 993,6km²
Partial data for this territory
Few observations recorded here. Real biodiversity is likely richer.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Species present
2 distinct species · 8 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,6°C
Annual rain
138mm
Warmest m°
40,5°C
Coldest m°
6,9°C
Elevation: 914 m on average (min 795 m, max 1 214 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,6°C
Annual rain
138mm
Warmest month
40,5°C
Coldest month
6,9°C
Mean alt.
914m
Min
795m
Max
1 214m
Std. dev.
76m
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
3,4g/kg
Clay
24,0%
Sand
42,1%
Silt
33,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
8,0
Org. C
3,8g/kg
Clay
23,1%
Sand
43,0%
Silt
33,9%
5–15 cm
pH H₂O
8,0
Org. C
3,1g/kg
Clay
24,1%
Sand
41,7%
Silt
34,2%
15–30 cm
pH H₂O
8,0
Org. C
3,2g/kg
Clay
24,8%
Sand
41,6%
Silt
33,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest0.0%
Crops0.1%
Built-up0.0%
Bare soil97.8%
Other (grassland, water…)2.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology23 basins · 0 lakes · 58 rivers
Hydrology metrics for this exact territory
Stream length here
1 071,2km
Basins crossed
23
Max stream order
5
Max drainage
27 199km²
Discharge in basins
9,0m³/s
Mean precip.
133mm/an
Mean T°
24,2°C
Moisture idx
-0,93
Mean runoff
57mm/an
Mean elev. (basins)
912m
Watersheds crossing here
- Bassin de شعيب نجخsub-area1 927 km²overlap1363.19 km²19%
- Bassin de شعيب مبعوجsub-area957,7 km²overlap905.63 km²13%
- Bassin de شعيب هرمولsub-area1 649,9 km²overlap767.01 km²11%
- Bassin de شعيب ثريانsub-area693,7 km²overlap692.23 km²10%
- Bassin de شعيب الخرزsub-area675,4 km²overlap503.08 km²7%
- Bassin de وادي هويشلةsub-area493,9 km²overlap482.10 km²7%
- Bassin de وادي المياهsub-area554,2 km²overlap465.55 km²7%
- Bassin de شعيب مبهلsub-area1 034,4 km²overlap279.86 km²4%
- Bassin de وادي المياهsub-area932,3 km²overlap236.50 km²3%
14 more basinssorted by overlap
- Bassin de دحلة أم عجيلةsub-area232 km²overlap216.93 km²3%
- Bassin de وادي الجريرsub-area321,9 km²overlap141.40 km²2%
- Bassin de شعيب قعضبsub-area127,9 km²overlap127.60 km²2%
- Basin #97860sub-area113,6 km²overlap113.40 km²2%
- Bassin de شعيب الجويةsub-area412,3 km²overlap112.09 km²2%
- Bassin de شعيب القاعيةsub-area116,6 km²overlap106.35 km²2%
- Bassin de وادي الجريرsub-area1 429,3 km²overlap95.78 km²1%
- Bassin de شعيب ابو رمثsub-area772,5 km²overlap90.30 km²1%
- Bassin de وادي الحسوsub-area2 097,1 km²overlap76.88 km²1%
- Bassin de وادي المياهsub-area77 km²overlap76.82 km²1%
- Bassin de شعيب ارينبةsub-area763,5 km²overlap51.73 km²1%
- Bassin de وادي الجريرsub-area45,4 km²overlap45.33 km²1%
- Bassin de شعيب الشبيكيةsub-area591,7 km²overlap25.07 km²0%
- Bassin de وادي الجريرsub-area50,6 km²overlap18.87 km²0%
Rivers / streams (58, ord ≥ 4)
- شعيب نجخord 4len here85.91 km81%total106 km
- وادي المياهord 5len here81.08 km34%total241 km
- شعيب ثريانord 3len here62.10 km100%total62 km
- شعيب الخرزord 3len here56.06 km97%total58 km
- شعيب هرمولord 4len here49.27 km53%total93 km
- وادي الجريرord 7len here48.13 km9%total543 km
- شعيب ناصفة القنينةord 2len here37.19 km100%total37 km
- شعيب الثمالةord 2len here36.38 km100%total36 km
- وادي هويشلةord 3len here31.05 km100%total31 km
- دحلة أم عجيلةord 5len here29.08 km100%total29 km
- شعيب الطفيليةord 2len here28.32 km92%total31 km
- شعيب السليسيةord 3len here26.26 km100%total26 km
46 more river segmentssorted by Strahler order + length
- شعيب الجويةord 2len here25.59 km39%total65 km
- شعيب الصلبيةord 3len here23.84 km55%total43 km
- وادي الرضيمةord 5len here23.67 km100%total24 km
- شعيب القاعيةord 2len here23.35 km100%total23 km
- شعيب ريمانord 3len here23.10 km100%total23 km
- شعيب الصمعوريةord 2len here22.09 km100%total22 km
- شعيب مبعوجord 4len here21.79 km35%total62 km
- شعيب العطيشانord 1len here21.17 km100%total21 km
- شعيب مليحord 3len here20.29 km87%total23 km
- شعيب ام شيحord 5len here19.36 km85%total23 km
- شعيب بدرةord 3len here19.05 km100%total19 km
- شعيب الضبطانord 3len here18.57 km100%total19 km
- شعيب ابو هضيد الشرقيord 3len here18.02 km88%total20 km
- شعيب العاشوقةord 2len here17.92 km100%total18 km
- شعيب ابو هضيد الغربيord 1len here17.07 km100%total17 km
- شعيب الناصفةord 4len here13.30 km59%total23 km
- شعيب نهارةord 2len here13.15 km72%total18 km
- شعيب المطيويord 3len here12.94 km100%total13 km
- شعيب عشيرانord 2len here11.66 km100%total12 km
- شعيب ضليع الركبانord 2len here10.41 km34%total30 km
- شعيب الرسوسord 2len here9.34 km100%total9 km
- شعيب قعضبord 2len here9.18 km100%total9 km
- شعيب أبو طريفةord 1len here8.91 km100%total9 km
- شعيب المقتسمord 2len here7.97 km100%total8 km
- شعيب مبهلord 3len here7.68 km8%total93 km
- شعيب ام رضيمةord 1len here7.63 km100%total8 km
- شعيب صعينينord 3len here7.23 km80%total9 km
- شعيب البطحيord 4len here6.74 km61%total11 km
- شعيب مفرقord 1len here6.50 km100%total6 km
- دحلة الهتيمةord 1len here6.31 km100%total6 km
- شعيب ليمord 2len here5.80 km100%total6 km
- شعيب المكيليord 4len here5.63 km17%total34 km
- وادي هويشلةord 2len here4.85 km100%total5 km
- وادي هويشلةord 1len here4.30 km100%total4 km
- شعيب مسكةord 1len here4.08 km100%total4 km
- وادي طلالord 4len here3.58 km7%total49 km
- شعيب أبو نخلةord 1len here3.58 km26%total14 km
- شعيب دحلة الحريشاءord 4len here3.56 km100%total4 km
- شعيب بقيعاء الجنوبيةord 1len here2.65 km100%total3 km
- شعيب قعضبord 1len here1.98 km100%total2 km
- شعيب الخضيبةord 4len here1.48 km5%total33 km
- شعيب مديسيسord 2len here1.42 km3%total43 km
- شعيب قعضبord 2len here1.38 km100%total1 km
- شعيب نجخord 1len here1.05 km100%total1 km
- شعيب الثغيبord 2len here1.02 km3%total34 km
- شعيب البصيريord 3len here0.22 km1%total25 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,4nW
Built-up
3,9%
Pesticides
0,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN VI · 1IUCN II · 1
Jabal Al Najj National Park
IUCN IINational Park · 2021
143 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN