Ontologia

District · YEM

Bani Sa'd

Yemen

BWhArid, desert, hot(100 %)

Species observed

131

Observations

467

Area

551km²

Ecological tissue

Sample of 24 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 Bani Sa'd : 15 espèces reliées par 40 interactions GloBI sur 3 types (connectance 13.3%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
40
Connectance
0.133
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

131 distinct species · 467 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

467 obs · 11 cellules
Obs. / cellule
≥ 171
120–170
28–119
8–27
< 8

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

Climate

Mean T°

25,4°C

Annual rain

700mm

Warmest m°

33,0°C

Coldest m°

17,4°C

Elevation: 873 m on average (min 335 m, max 1 657 m)

Bioclimatic detailsExpert
Annual mean temp.
25,4°C
Annual rain
700mm
Warmest month
33,0°C
Coldest month
17,4°C
Mean alt.
873m
Min
335m
Max
1 657m
Std. dev.
283m
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

14,3g/kg

Clay

21,0%

Sand

40,9%

Silt

38,1%

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

Dominant lithology: vbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
18,0g/kg
Clay
19,9%
Sand
41,7%
Silt
38,4%
5–15 cm
pH H₂O
8,0
Org. C
12,7g/kg
Clay
21,3%
Sand
40,8%
Silt
37,8%
15–30 cm
pH H₂O
7,9
Org. C
12,0g/kg
Clay
21,9%
Sand
40,1%
Silt
38,0%

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

Land cover

Forest4.1%
Crops12.5%
Built-up0.0%
Bare soil4.2%
Other (grassland, water…)79.2%

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

Hydrology8 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

8

Max drainage

2 941km²

Discharge in basins

1,6m³/s

Mean precip.

158mm/an

Mean T°

25,2°C

Moisture idx

-0,91

Mean runoff

26mm/an

Mean elev. (basins)

826m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

0,3%

Pesticides

0,5kg/km²

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