District · YEM
Hagr As Sai'ar
Yemen
Species observed
1
Observations
1
Area
2 981,8km²
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
1 distinct species · 1 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,1°C
Annual rain
71mm
Warmest m°
37,2°C
Coldest m°
10,5°C
Elevation: 1 126 m on average (min 807 m, max 1 284 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
8,2
Org. C
7,6g/kg
Clay
14,9%
Sand
46,5%
Silt
38,6%
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
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology16 basins · 0 lakes · 15 rivers
Hydrology metrics for this exact territory
Stream length here
249,8km
Basins crossed
16
Max stream order
4
Max drainage
2 543km²
Discharge in basins
0,1m³/s
Mean precip.
77mm/an
Mean T°
21,6°C
Moisture idx
-0,95
Mean runoff
9mm/an
Mean elev. (basins)
1 078m
Watersheds crossing here
- Bassin de وادي سرsub-area2 542,6 km²overlap573.00 km²19%
- Bassin de وادي خافةsub-area565,5 km²overlap563.62 km²19%
- Bassin de وادي السريرsub-area576,1 km²overlap527.29 km²18%
- Basin #95700sub-area520,6 km²overlap395.89 km²13%
- Bassin de وادي الريدةsub-area200 km²overlap199.36 km²7%
- Bassin de وادي خافةsub-area215,8 km²overlap143.70 km²5%
- Basin #00170sub-area391 km²overlap135.77 km²5%
- Bassin de وادي أسنمsub-area108,9 km²overlap108.55 km²4%
- Basin #00360sub-area432,3 km²overlap106.21 km²4%
7 more basinssorted by overlap
- Basin #01050sub-area403,4 km²overlap99.89 km²3%
- Basin #95660sub-area457,1 km²overlap62.81 km²2%
- Basin #95070sub-area273,3 km²overlap36.88 km²1%
- Basin #95630sub-area1 349,1 km²overlap18.95 km²1%
- Basin #94410sub-area1 465,7 km²overlap7.08 km²0%
- Basin #01070sub-area265,1 km²overlap2.12 km²0%
- Basin #95210sub-area535,4 km²overlap0.67 km²0%
Rivers / streams (15, ord ≥ 4)
- وادي خافةord 4len here62.10 km100%total62 km
- وادي الريدةord 4len here36.44 km100%total36 km
- وادي أسنمord 1len here25.24 km100%total25 km
- وادي السريرord 2len here23.58 km100%total24 km
- وادي قاعيدord 2len here20.98 km100%total21 km
- شعب عرتبةord 2len here19.84 km95%total21 km
- وادي السرord 2len here16.49 km98%total17 km
- وادي محرضونord 2len here9.28 km100%total9 km
- وادي أخصموتord 2len here6.98 km100%total7 km
- وادي ثقدord 1len here6.76 km100%total7 km
- وادي الحاويord 1len here5.99 km100%total6 km
- وادي عكوضةord 1len here5.89 km100%total6 km
3 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
0,0%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)