Ontologia

District · YEM

Sama

Yemen

BShArid, steppe, hot(73 %)

Species observed

3

Observations

59

Area

58,5km²

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

3 distinct species · 59 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

59 obs · 2 cellules
Obs. / cellule
≥ 55
55–54
55–54
55–54
< 55

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

Climate

Mean T°

19,4°C

Annual rain

565mm

Warmest m°

27,8°C

Coldest m°

10,9°C

Elevation: 1 806 m on average (min 1 201 m, max 2 290 m)

Bioclimatic detailsExpert
Annual mean temp.
19,4°C
Annual rain
565mm
Warmest month
27,8°C
Coldest month
10,9°C
Mean alt.
1 806m
Min
1 201m
Max
2 290m
Std. dev.
290m
Köppen-Geiger (dominant)
BShArid, steppe, hot(73 %)Arid

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,6

Org. C

24,0g/kg

Clay

34,8%

Sand

26,2%

Silt

39,0%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
33,5g/kg
Clay
32,3%
Sand
28,2%
Silt
39,5%
5–15 cm
pH H₂O
7,6
Org. C
22,5g/kg
Clay
34,4%
Sand
26,1%
Silt
39,5%
15–30 cm
pH H₂O
7,6
Org. C
15,9g/kg
Clay
37,6%
Sand
24,3%
Silt
38,1%

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

Land cover

Forest9.6%
Crops12.7%
Built-up0.0%
Bare soil3.5%
Other (grassland, water…)74.2%

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

1 938km²

Discharge in basins

0,1m³/s

Mean precip.

371mm/an

Mean T°

23,6°C

Moisture idx

-0,80

Mean runoff

84mm/an

Mean elev. (basins)

1 293m

Watersheds crossing here

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

Human pressure

Pop. density

9hab/km²

Built-up

3,8%

Pesticides

1,1kg/km²

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