Ontologia

District · YEM

Saqayn

Yemen

BWkArid, desert, cold(52 %)

Species observed

7

Observations

13

Area

533,9km²

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

7 distinct species · 13 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 obs · 2 cellules
Obs. / cellule
≥ 7
7–6
7–6
7–6
< 7

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

Climate

Mean T°

17,1°C

Annual rain

948mm

Warmest m°

25,3°C

Coldest m°

7,4°C

Elevation: 2 213 m on average (min 844 m, max 2 676 m)

Bioclimatic detailsExpert
Annual mean temp.
17,1°C
Annual rain
948mm
Warmest month
25,3°C
Coldest month
7,4°C
Mean alt.
2 213m
Min
844m
Max
2 676m
Std. dev.
330m
Köppen-Geiger (dominant)
BWkArid, desert, cold(52 %)Arid

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

Soil & lithology

pH H₂O

8,1

Org. C

13,6g/kg

Clay

23,1%

Sand

45,6%

Silt

31,3%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,1
Org. C
16,3g/kg
Clay
21,1%
Sand
47,3%
Silt
31,6%
5–15 cm
pH H₂O
8,1
Org. C
13,1g/kg
Clay
23,0%
Sand
45,6%
Silt
31,3%
15–30 cm
pH H₂O
8,1
Org. C
11,5g/kg
Clay
25,2%
Sand
44,0%
Silt
30,9%

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

Land cover

Forest6.4%
Crops4.5%
Built-up0.0%
Bare soil28.4%
Other (grassland, water…)60.6%

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

Hydrology4 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

37,5km

Basins crossed

4

Max stream order

2

Max drainage

1 873km²

Discharge in basins

0,1m³/s

Mean precip.

167mm/an

Mean T°

21,8°C

Moisture idx

-0,90

Mean runoff

20mm/an

Mean elev. (basins)

1 436m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

1,1%

Pesticides

0,3kg/km²

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