Ontologia

Province · irn

North Khorasan

Iran

BSkArid, steppe, cold(73 %)

Species observed

1 056

Observations

5 576

Area

25 048,5km²

Ecological tissue

Sample of 30 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 North Khorasan : 21 espèces reliées par 82 interactions GloBI sur 4 types (connectance 16.5%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
82
Connectance
0.165
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

1 056 distinct species · 5 576 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 576 obs · 278 cellules
Obs. / cellule
≥ 273
41–272
12–40
4–11
< 4

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

Climate

Mean T°

12,3°C

Annual rain

335mm

Warmest m°

30,4°C

Coldest m°

-5,4°C

Elevation: 1 278 m on average (min 285 m, max 2 899 m)

Bioclimatic detailsExpert
Annual mean temp.
12,3°C
Annual rain
335mm
Warmest month
30,4°C
Coldest month
-5,4°C
Mean alt.
1 278m
Min
285m
Max
2 899m
Std. dev.
403m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(73 %)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

9,1g/kg

Clay

27,0%

Sand

31,0%

Silt

42,0%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,7
Org. C
14,3g/kg
Clay
25,9%
Sand
31,8%
Silt
42,4%
5–15 cm
pH H₂O
7,9
Org. C
5,4g/kg
Clay
26,8%
Sand
31,0%
Silt
42,2%
15–30 cm
pH H₂O
7,9
Org. C
7,7g/kg
Clay
28,4%
Sand
30,2%
Silt
41,4%

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

Land cover

Forest1.1%
Crops14.7%
Built-up0.1%
Bare soil41.4%
Other (grassland, water…)42.6%

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

Hydrology44 basins · 0 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

1 761,1km

Basins crossed

44

Max stream order

6

Max drainage

24 433km²

Discharge in basins

523,5m³/s

Mean precip.

250mm/an

Mean T°

12,5°C

Moisture idx

-0,80

Max snow

12%

Mean runoff

79mm/an

Mean elev. (basins)

1 259m

Watersheds crossing here

35 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

11,1%

Pesticides

2,2kg/km²

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

Protected areas9

IUCN V · 3IUCN Not Applicable · 2IUCN II · 2IUCN IV · 1IUCN Ia · 1

Hyrcanian Forests

IUCN Not Applicable

World Heritage Site (natural or mixed) · 2019

1 452 km²

Golestan

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 1976

896 km²

Miandasht

IUCN IV

Wildlife Refuge · 1975

802 km²

Ghorkhod

IUCN V

Protected Area · 1982

474 km²

Sarigol

IUCN V

Protected Area · 1982

227 km²

Complete list

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

Sub-administrations3