Ontologia

District · YEM

Thamud

Yemen

BWhArid, desert, hot(100 %)

Species observed

25

Observations

43

Area

16 145,1km²

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

25 distinct species · 43 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

43 obs · 11 cellules
Obs. / cellule
≥ 12
9–11
4–8
3–3
< 3

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

Climate

Mean T°

27,5°C

Annual rain

45mm

Warmest m°

40,9°C

Coldest m°

10,8°C

Elevation: 633 m on average (min 311 m, max 1 190 m)

Bioclimatic detailsExpert
Annual mean temp.
27,5°C
Annual rain
45mm
Warmest month
40,9°C
Coldest month
10,8°C
Mean alt.
633m
Min
311m
Max
1 190m
Std. dev.
236m
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

8,2

Org. C

4,4g/kg

Clay

13,6%

Sand

57,0%

Silt

29,3%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,2
Org. C
4,7g/kg
Clay
13,3%
Sand
57,4%
Silt
29,3%
5–15 cm
pH H₂O
8,2
Org. C
4,3g/kg
Clay
13,4%
Sand
57,2%
Silt
29,4%
15–30 cm
pH H₂O
8,2
Org. C
4,3g/kg
Clay
14,2%
Sand
56,5%
Silt
29,3%

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

Land cover

Forest0.2%
Crops0.0%
Built-up0.0%
Bare soil98.1%
Other (grassland, water…)1.7%

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

Hydrology46 basins · 0 lakes · 12 rivers

Hydrology metrics for this exact territory

Stream length here

377,0km

Basins crossed

46

Max stream order

5

Max drainage

40 079km²

Discharge in basins

31,5m³/s

Mean precip.

83mm/an

Mean T°

24,4°C

Moisture idx

-0,95

Mean runoff

41mm/an

Mean elev. (basins)

622m

Watersheds crossing here

37 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

0,1%

Pesticides

0,0kg/km²

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