Ontologia

District · YEM

Majz

Yemen

BWhArid, desert, hot(70 %)

Species observed

41

Observations

135

Area

922,2km²

Ecological tissue

Sample of 11 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 Majz : 8 espèces reliées par 15 interactions GloBI sur 4 types (connectance 27.3%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
11
Interactions affichées
15
Connectance
0.273
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

41 distinct species · 135 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

135 obs · 16 cellules
Obs. / cellule
≥ 22
18–21
11–17
7–10
< 7

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

766mm

Warmest m°

27,7°C

Coldest m°

7,6°C

Elevation: 2 100 m on average (min 1 215 m, max 2 749 m)

Bioclimatic detailsExpert
Annual mean temp.
18,3°C
Annual rain
766mm
Warmest month
27,7°C
Coldest month
7,6°C
Mean alt.
2 100m
Min
1 215m
Max
2 749m
Std. dev.
309m
Köppen-Geiger (dominant)
BWhArid, desert, hot(70 %)Arid

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

Soil & lithology

pH H₂O

8,2

Org. C

11,0g/kg

Clay

22,0%

Sand

45,1%

Silt

32,9%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,2
Org. C
12,6g/kg
Clay
19,6%
Sand
47,0%
Silt
33,5%
5–15 cm
pH H₂O
8,2
Org. C
10,4g/kg
Clay
21,5%
Sand
45,6%
Silt
32,9%
15–30 cm
pH H₂O
8,2
Org. C
10,0g/kg
Clay
24,9%
Sand
42,7%
Silt
32,3%

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

Land cover

Forest3.2%
Crops4.0%
Built-up0.0%
Bare soil47.4%
Other (grassland, water…)45.4%

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

Hydrology4 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

18,0km

Basins crossed

4

Max stream order

3

Max drainage

2 658km²

Discharge in basins

0,2m³/s

Mean precip.

181mm/an

Mean T°

20,7°C

Moisture idx

-0,89

Mean runoff

23mm/an

Mean elev. (basins)

1 658m

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

4,1%

Pesticides

0,1kg/km²

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