Ontologia

County · IRN

Yazd

Iran

BWhArid, desert, hot(79 %)

Species observed

667

Observations

1 944

Area

24 026,3km²

Ecological tissue

Sample of 33 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 Yazd : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 60 interactions GloBI sur 4 types (connectance 11.4%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
60
Connectance
0.114
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

667 distinct species · 1 944 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 944 obs · 108 cellules
Obs. / cellule
≥ 279
28–278
6–27
3–5
< 3

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

Climate

Mean T°

19,3°C

Annual rain

111mm

Warmest m°

37,4°C

Coldest m°

-0,4°C

Elevation: 1 296 m on average (min 715 m, max 2 645 m)

Bioclimatic detailsExpert
Annual mean temp.
19,3°C
Annual rain
111mm
Warmest month
37,4°C
Coldest month
-0,4°C
Mean alt.
1 296m
Min
715m
Max
2 645m
Std. dev.
368m
Köppen-Geiger (dominant)
BWhArid, desert, hot(79 %)Arid

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

Soil & lithology

pH H₂O

7,8

Org. C

1,5g/kg

Clay

19,5%

Sand

59,3%

Silt

21,2%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,8
Org. C
2,2g/kg
Clay
19,4%
Sand
58,7%
Silt
21,9%
5–15 cm
pH H₂O
7,8
Org. C
1,1g/kg
Clay
19,3%
Sand
59,4%
Silt
21,4%
15–30 cm
pH H₂O
7,9
Org. C
1,3g/kg
Clay
19,9%
Sand
59,7%
Silt
20,4%

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

Land cover

Forest0.0%
Crops0.3%
Built-up0.1%
Bare soil98.1%
Other (grassland, water…)1.4%

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

Hydrology50 basins · 1 lakes · 24 rivers

Hydrology metrics for this exact territory

Stream length here

923,6km

Lake surface here

0,36km²

Basins crossed

50

Max stream order

5

Max drainage

46 077km²

Discharge in basins

100,3m³/s

Mean precip.

67mm/an

Mean T°

18,4°C

Moisture idx

-0,96

Max snow

2%

Mean runoff

14mm/an

Mean elev. (basins)

1 274m

Watersheds crossing here

41 more basins

Lakes (1, top by area)

Rivers / streams (24, ord ≥ 4)

12 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,5nW

Built-up

12,6%

Pesticides

0,5kg/km²

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

Protected areas3

IUCN IV · 2IUCN Not Reported · 1

Naybandan

IUCN IV

Wildlife Refuge · 2001

15 382 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN