Ontologia

District · YEM

Qishn

Yemen

BWhArid, desert, hot(100 %)

Species observed

56

Observations

139

Area

3 835km²

Ecological tissue

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

Species present

56 distinct species · 139 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

139 obs · 3 cellules
Obs. / cellule
≥ 130
130–129
130–129
7–129
< 7

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

Climate

Mean T°

25,5°C

Annual rain

75mm

Warmest m°

36,5°C

Coldest m°

13,7°C

Elevation: 575 m on average (min -132 m, max 1 163 m)

Bioclimatic detailsExpert
Annual mean temp.
25,5°C
Annual rain
75mm
Warmest month
36,5°C
Coldest month
13,7°C
Mean alt.
575m
Min
-132m
Max
1 163m
Std. dev.
294m
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

9,3g/kg

Clay

14,8%

Sand

47,5%

Silt

37,7%

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
9,8g/kg
Clay
14,5%
Sand
47,7%
Silt
37,7%
5–15 cm
pH H₂O
8,0
Org. C
9,0g/kg
Clay
14,0%
Sand
48,1%
Silt
37,8%
15–30 cm
pH H₂O
8,0
Org. C
9,2g/kg
Clay
15,8%
Sand
46,6%
Silt
37,5%

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

Land cover

Forest0.3%
Crops0.1%
Built-up0.0%
Bare soil88.3%
Other (grassland, water…)11.2%

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

Hydrology19 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

187,0km

Basins crossed

19

Max stream order

4

Max drainage

15 467km²

Discharge in basins

1,3m³/s

Mean precip.

81mm/an

Mean T°

23,9°C

Moisture idx

-0,95

Mean runoff

18mm/an

Mean elev. (basins)

554m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

2,2%

Pesticides

0,1kg/km²

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