Ontologia

District · YEM

Al Bayda

Yemen

BWhArid, desert, hot(96 %)

Species observed

40

Observations

50

Area

482,2km²

Ecological tissue

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

Species present

40 distinct species · 50 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

50 obs · 4 cellules
Obs. / cellule
≥ 39
39–38
6–38
6–5
< 6

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

Climate

Mean T°

19,3°C

Annual rain

341mm

Warmest m°

29,3°C

Coldest m°

8,8°C

Elevation: 1 958 m on average (min 1 387 m, max 2 194 m)

Bioclimatic detailsExpert
Annual mean temp.
19,3°C
Annual rain
341mm
Warmest month
29,3°C
Coldest month
8,8°C
Mean alt.
1 958m
Min
1 387m
Max
2 194m
Std. dev.
118m
Köppen-Geiger (dominant)
BWhArid, desert, hot(96 %)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

13,4g/kg

Clay

29,8%

Sand

38,7%

Silt

31,5%

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
18,0g/kg
Clay
28,3%
Sand
40,0%
Silt
31,7%
5–15 cm
pH H₂O
8,0
Org. C
12,0g/kg
Clay
29,2%
Sand
39,0%
Silt
31,8%
15–30 cm
pH H₂O
8,0
Org. C
10,4g/kg
Clay
31,8%
Sand
37,2%
Silt
30,9%

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

Land cover

Forest0.7%
Crops4.7%
Built-up0.2%
Bare soil48.7%
Other (grassland, water…)45.7%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

3 262km²

Discharge in basins

0,0m³/s

Mean precip.

205mm/an

Mean T°

18,2°C

Moisture idx

-0,87

Mean runoff

12mm/an

Mean elev. (basins)

1 742m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

16,7%

Pesticides

0,1kg/km²

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