Ontologia

County · IRN

Qazvin

Iran

BSkArid, steppe, cold(57 %)

Species observed

624

Observations

24 057

Area

10 183,5km²

Ecological tissue

Sample of 29 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 Qazvin : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 52 interactions GloBI sur 3 types (connectance 12.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
52
Connectance
0.128
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

624 distinct species · 24 057 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

24 057 obs · 129 cellules
Obs. / cellule
≥ 2 065
140–2 064
26–139
8–25
< 8

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

Climate

Mean T°

11,5°C

Annual rain

483mm

Warmest m°

31,4°C

Coldest m°

-7,7°C

Elevation: 1 638 m on average (min 739 m, max 3 722 m)

Bioclimatic detailsExpert
Annual mean temp.
11,5°C
Annual rain
483mm
Warmest month
31,4°C
Coldest month
-7,7°C
Mean alt.
1 638m
Min
739m
Max
3 722m
Std. dev.
443m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(57 %)Arid

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

Soil & lithology

pH H₂O

7,6

Org. C

9,5g/kg

Clay

27,9%

Sand

30,3%

Silt

41,9%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
14,9g/kg
Clay
26,8%
Sand
30,8%
Silt
42,3%
5–15 cm
pH H₂O
7,7
Org. C
6,4g/kg
Clay
27,8%
Sand
30,2%
Silt
42,0%
15–30 cm
pH H₂O
7,7
Org. C
7,1g/kg
Clay
29,0%
Sand
29,8%
Silt
41,3%

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

Land cover

Forest1.6%
Crops35.8%
Built-up0.4%
Bare soil18.1%
Other (grassland, water…)44.2%

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

Hydrology30 basins · 0 lakes · 12 rivers

Hydrology metrics for this exact territory

Stream length here

1 439,8km

Basins crossed

30

Max stream order

5

Max drainage

17 263km²

Discharge in basins

221,2m³/s

Mean precip.

298mm/an

Mean T°

12,1°C

Moisture idx

-0,77

Max snow

28%

Mean runoff

153mm/an

Mean elev. (basins)

1 668m

Watersheds crossing here

21 more basins

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

Human pressure

Pop. density

1hab/km²

Night light

1,6nW

Built-up

40,7%

Pesticides

3,0kg/km²

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