Ontologia

District · YEM

At Ta'iziyah

Yemen

BShArid, steppe, hot(59 %)

Species observed

160

Observations

509

Area

601,5km²

Ecological tissue

Sample of 21 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de At Ta'iziyah : 15 espèces reliées par 30 interactions GloBI sur 3 types (connectance 14.3%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
30
Connectance
0.143
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

160 distinct species · 509 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

509 obs · 14 cellules
Obs. / cellule
≥ 167
138–166
28–137
16–27
< 16

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

Climate

Mean T°

22,6°C

Annual rain

679mm

Warmest m°

30,1°C

Coldest m°

14,2°C

Elevation: 1 323 m on average (min 917 m, max 1 872 m)

Bioclimatic detailsExpert
Annual mean temp.
22,6°C
Annual rain
679mm
Warmest month
30,1°C
Coldest month
14,2°C
Mean alt.
1 323m
Min
917m
Max
1 872m
Std. dev.
208m
Köppen-Geiger (dominant)
BShArid, steppe, hot(59 %)Arid

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

Soil & lithology

pH H₂O

7,7

Org. C

18,0g/kg

Clay

31,1%

Sand

27,9%

Silt

41,0%

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

Dominant lithology: vaGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,7
Org. C
23,9g/kg
Clay
30,1%
Sand
28,9%
Silt
41,1%
5–15 cm
pH H₂O
7,7
Org. C
16,9g/kg
Clay
30,4%
Sand
28,3%
Silt
41,3%
15–30 cm
pH H₂O
7,7
Org. C
13,3g/kg
Clay
32,7%
Sand
26,7%
Silt
40,6%

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

Land cover

Forest3.5%
Crops17.9%
Built-up0.5%
Bare soil6.2%
Other (grassland, water…)71.9%

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

Hydrology3 basins · 1 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

0,27km²

Basins crossed

3

Max drainage

4 046km²

Discharge in basins

0,5m³/s

Mean precip.

346mm/an

Mean T°

25,1°C

Moisture idx

-0,81

Mean runoff

93mm/an

Mean elev. (basins)

1 070m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

3hab/km²

Night light

0,5nW

Built-up

49,8%

Pesticides

0,7kg/km²

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