Ontologia

District · YEM

Sayhut

Yemen

BWhArid, desert, hot(100 %)

Species observed

104

Observations

171

Area

2 900,9km²

Ecological tissue

Sample of 4 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 Sayhut : 4 espèces reliées par 3 interactions GloBI sur 2 types (connectance 50.0%, filtre Serrano α=0.2).

Espèces affichées
4
Interactions affichées
3
Connectance
0.500
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

104 distinct species · 171 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

171 obs · 9 cellules
Obs. / cellule
≥ 61
61–60
23–60
16–22
< 16

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

Climate

Mean T°

24,6°C

Annual rain

87mm

Warmest m°

34,4°C

Coldest m°

13,4°C

Elevation: 707 m on average (min -124 m, max 1 376 m)

Bioclimatic detailsExpert
Annual mean temp.
24,6°C
Annual rain
87mm
Warmest month
34,4°C
Coldest month
13,4°C
Mean alt.
707m
Min
-124m
Max
1 376m
Std. dev.
343m
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

12,6g/kg

Clay

15,3%

Sand

44,3%

Silt

40,4%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
14,2g/kg
Clay
14,9%
Sand
44,5%
Silt
40,6%
5–15 cm
pH H₂O
8,0
Org. C
11,4g/kg
Clay
14,8%
Sand
44,8%
Silt
40,3%
15–30 cm
pH H₂O
8,0
Org. C
12,1g/kg
Clay
16,1%
Sand
43,4%
Silt
40,4%

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

Land cover

Forest0.4%
Crops0.2%
Built-up0.0%
Bare soil79.2%
Other (grassland, water…)20.1%

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

Hydrology6 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

77,3km

Basins crossed

6

Max stream order

3

Max drainage

46 349km²

Discharge in basins

0,0m³/s

Mean precip.

84mm/an

Mean T°

23,5°C

Moisture idx

-0,95

Mean runoff

20mm/an

Mean elev. (basins)

618m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

2,7%

Pesticides

0,0kg/km²

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