Ontologia

District · YEM

Al Dhihar

Yemen

BShArid, steppe, hot(94 %)

Species observed

30

Observations

95

Area

31,2km²

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 Al Dhihar : 9 espèces reliées par 12 interactions GloBI sur 3 types (connectance 18.2%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
12
Connectance
0.182
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

30 distinct species · 95 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

95 obs · 1 cellules
Obs. / cellule
≥ 95
95–94
95–94
95–94
< 95

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

Climate

Mean T°

18,3°C

Annual rain

981mm

Warmest m°

26,5°C

Coldest m°

9,5°C

Elevation: 1 990 m on average (min 1 678 m, max 2 297 m)

Bioclimatic detailsExpert
Annual mean temp.
18,3°C
Annual rain
981mm
Warmest month
26,5°C
Coldest month
9,5°C
Mean alt.
1 990m
Min
1 678m
Max
2 297m
Std. dev.
143m
Köppen-Geiger (dominant)
BShArid, steppe, hot(94 %)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

21,5g/kg

Clay

32,6%

Sand

24,4%

Silt

43,0%

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

Dominant lithology: vaGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
29,0g/kg
Clay
30,5%
Sand
25,9%
Silt
43,6%
5–15 cm
pH H₂O
7,6
Org. C
20,2g/kg
Clay
33,2%
Sand
23,6%
Silt
43,2%
15–30 cm
pH H₂O
7,6
Org. C
15,2g/kg
Clay
34,2%
Sand
23,5%
Silt
42,2%

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

Land cover

Forest5.0%
Crops16.1%
Built-up7.4%
Bare soil0.6%
Other (grassland, water…)70.9%

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

913km²

Discharge in basins

0,1m³/s

Mean precip.

422mm/an

Mean T°

20,1°C

Moisture idx

-0,76

Mean runoff

75mm/an

Mean elev. (basins)

1 857m

Watersheds crossing here

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

Human pressure

Pop. density

66hab/km²

Night light

3,4nW

Built-up

738,5%

Pesticides

1,0kg/km²

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