Ontologia

District · YEM

Ad Durayhimi

Yemen

BWhArid, desert, hot(100 %)

Species observed

51

Observations

79

Area

702,4km²

Ecological tissue

Sample of 12 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 Ad Durayhimi : 9 espèces reliées par 11 interactions GloBI sur 2 types (connectance 16.7%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
11
Connectance
0.167
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

51 distinct species · 79 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

79 obs · 8 cellules
Obs. / cellule
≥ 42
42–41
5–41
4–4
< 4

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

Climate

Mean T°

30,2°C

Annual rain

140mm

Warmest m°

37,7°C

Coldest m°

22,2°C

Elevation: 28 m on average (min -116 m, max 100 m)

Bioclimatic detailsExpert
Annual mean temp.
30,2°C
Annual rain
140mm
Warmest month
37,7°C
Coldest month
22,2°C
Mean alt.
28m
Min
-116m
Max
100m
Std. dev.
20m
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

8,4

Org. C

8,3g/kg

Clay

23,4%

Sand

36,8%

Silt

39,8%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,4
Org. C
9,6g/kg
Clay
22,0%
Sand
38,5%
Silt
39,5%
5–15 cm
pH H₂O
8,4
Org. C
8,0g/kg
Clay
22,8%
Sand
37,4%
Silt
39,8%
15–30 cm
pH H₂O
8,4
Org. C
7,3g/kg
Clay
25,3%
Sand
34,6%
Silt
40,1%

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

Land cover

Forest1.6%
Crops15.2%
Built-up0.1%
Bare soil59.5%
Other (grassland, water…)23.6%

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

Hydrology11 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

3,9km

Basins crossed

11

Max stream order

4

Max drainage

4 738km²

Discharge in basins

2,1m³/s

Mean precip.

111mm/an

Mean T°

29,1°C

Moisture idx

-0,94

Mean runoff

46mm/an

Mean elev. (basins)

161m

Watersheds crossing here

2 more basins

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

12,8%

Pesticides

0,5kg/km²

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