Ontologia

District · YEM

Rakhyah

Yemen

BWhArid, desert, hot(100 %)

Species observed

4

Observations

40

Area

736,1km²

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

4 distinct species · 40 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

40 obs · 2 cellules
Obs. / cellule
≥ 38
38–37
38–37
38–37
< 38

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

Climate

Mean T°

25,7°C

Annual rain

84mm

Warmest m°

36,5°C

Coldest m°

11,1°C

Elevation: 1 046 m on average (min 715 m, max 1 430 m)

Bioclimatic detailsExpert
Annual mean temp.
25,7°C
Annual rain
84mm
Warmest month
36,5°C
Coldest month
11,1°C
Mean alt.
1 046m
Min
715m
Max
1 430m
Std. dev.
217m
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

8,4g/kg

Clay

15,8%

Sand

40,8%

Silt

43,5%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
9,3g/kg
Clay
14,9%
Sand
41,6%
Silt
43,5%
5–15 cm
pH H₂O
8,0
Org. C
7,6g/kg
Clay
15,8%
Sand
40,8%
Silt
43,5%
15–30 cm
pH H₂O
8,0
Org. C
8,1g/kg
Clay
16,6%
Sand
40,0%
Silt
43,4%

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

Land cover

Forest0.3%
Crops0.9%
Built-up0.0%
Bare soil91.4%
Other (grassland, water…)7.4%

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

Hydrology5 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

121,6km

Basins crossed

5

Max stream order

3

Max drainage

34 822km²

Discharge in basins

0,2m³/s

Mean precip.

78mm/an

Mean T°

21,2°C

Moisture idx

-0,95

Mean runoff

8mm/an

Mean elev. (basins)

1 104m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

0,4%

Pesticides

0,1kg/km²

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