Ontologia

Governorate · yem

Al Dali'

Yemen

BWhArid, desert, hot(63 %)

Species observed

91

Observations

528

Area

3 999,7km²

Ecological tissue

Sample of 17 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 Dali' : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 12 interactions GloBI sur 4 types (connectance 7.8%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
18
Interactions affichées
12
Connectance
0.078
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

91 distinct species · 528 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

528 obs · 40 cellules
Obs. / cellule
≥ 147
25–146
12–24
6–11
< 6

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

Climate

Mean T°

20,7°C

Annual rain

458mm

Warmest m°

30,3°C

Coldest m°

11,1°C

Elevation: 1 710 m on average (min 824 m, max 2 809 m)

Bioclimatic detailsExpert
Annual mean temp.
20,7°C
Annual rain
458mm
Warmest month
30,3°C
Coldest month
11,1°C
Mean alt.
1 710m
Min
824m
Max
2 809m
Std. dev.
353m
Köppen-Geiger (dominant)
BWhArid, desert, hot(63 %)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

20,3g/kg

Clay

31,8%

Sand

28,5%

Silt

39,7%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,7
Org. C
27,2g/kg
Clay
30,2%
Sand
30,0%
Silt
39,8%
5–15 cm
pH H₂O
7,7
Org. C
19,0g/kg
Clay
31,1%
Sand
28,8%
Silt
40,1%
15–30 cm
pH H₂O
7,8
Org. C
14,6g/kg
Clay
33,9%
Sand
26,8%
Silt
39,2%

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

Land cover

Forest3.0%
Crops7.4%
Built-up0.2%
Bare soil22.8%
Other (grassland, water…)66.6%

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

Hydrology13 basins · 0 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

248,2km

Basins crossed

13

Max stream order

5

Max drainage

5 962km²

Discharge in basins

22,9m³/s

Mean precip.

341mm/an

Mean T°

19,8°C

Moisture idx

-0,80

Mean runoff

73mm/an

Mean elev. (basins)

1 741m

Watersheds crossing here

4 more basins

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

Human pressure

Pop. density

2hab/km²

Night light

0,1nW

Built-up

17,0%

Pesticides

0,8kg/km²

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

Sub-administrations9