Ontologia

District · YEM

Qarah

Yemen

BWhArid, desert, hot(100 %)

Species observed

2

Observations

3

Area

297,7km²

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 · 3 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 obs · 3 cellules
Obs. / cellule
≥ 1
1–0
1–0
1–0
< 1

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

Climate

Mean T°

24,2°C

Annual rain

544mm

Warmest m°

32,5°C

Coldest m°

14,0°C

Elevation: 1 055 m on average (min 534 m, max 1 695 m)

Bioclimatic detailsExpert
Annual mean temp.
24,2°C
Annual rain
544mm
Warmest month
32,5°C
Coldest month
14,0°C
Mean alt.
1 055m
Min
534m
Max
1 695m
Std. dev.
266m
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

9,8g/kg

Clay

20,5%

Sand

42,2%

Silt

37,2%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
11,5g/kg
Clay
18,2%
Sand
44,0%
Silt
37,8%
5–15 cm
pH H₂O
8,0
Org. C
8,9g/kg
Clay
20,9%
Sand
41,8%
Silt
37,3%
15–30 cm
pH H₂O
8,0
Org. C
9,0g/kg
Clay
22,5%
Sand
40,9%
Silt
36,6%

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

Land cover

Forest1.4%
Crops1.4%
Built-up0.0%
Bare soil51.0%
Other (grassland, water…)46.2%

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

Hydrology4 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

8,8km

Basins crossed

4

Max stream order

4

Max drainage

3 121km²

Discharge in basins

0,0m³/s

Mean precip.

114mm/an

Mean T°

25,7°C

Moisture idx

-0,94

Mean runoff

15mm/an

Mean elev. (basins)

751m

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

Human pressure

Pop. density

1hab/km²

Built-up

0,0%

Pesticides

0,0kg/km²

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