Ontologia

District · YEM

Anss

Yemen

BSkArid, steppe, cold(72 %)

Species observed

63

Observations

268

Area

815,4km²

Ecological tissue

Sample of 8 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 Anss : 5 espèces reliées par 11 interactions GloBI sur 4 types (connectance 30.6%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
9
Interactions affichées
11
Connectance
0.306
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

63 distinct species · 268 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

268 obs · 15 cellules
Obs. / cellule
≥ 102
56–101
12–55
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°

16,9°C

Annual rain

752mm

Warmest m°

25,9°C

Coldest m°

7,0°C

Elevation: 2 413 m on average (min 1 733 m, max 2 789 m)

Bioclimatic detailsExpert
Annual mean temp.
16,9°C
Annual rain
752mm
Warmest month
25,9°C
Coldest month
7,0°C
Mean alt.
2 413m
Min
1 733m
Max
2 789m
Std. dev.
203m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(72 %)Arid

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

Soil & lithology

pH H₂O

7,9

Org. C

16,3g/kg

Clay

31,9%

Sand

26,7%

Silt

41,4%

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

Dominant lithology: vaGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
23,3g/kg
Clay
29,3%
Sand
29,6%
Silt
41,2%
5–15 cm
pH H₂O
7,9
Org. C
14,1g/kg
Clay
31,5%
Sand
25,9%
Silt
42,6%
15–30 cm
pH H₂O
7,9
Org. C
11,6g/kg
Clay
35,0%
Sand
24,5%
Silt
40,5%

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

Land cover

Forest6.5%
Crops17.8%
Built-up0.1%
Bare soil12.9%
Other (grassland, water…)62.7%

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

Hydrology6 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

6

Max drainage

2 488km²

Discharge in basins

1,5m³/s

Mean precip.

361mm/an

Mean T°

17,8°C

Moisture idx

-0,78

Mean runoff

53mm/an

Mean elev. (basins)

2 137m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

0,1nW

Built-up

11,7%

Pesticides

0,9kg/km²

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