Ontologia

County · IRN

Dezful

Iran

CsaTemperate, dry summer, hot summer(45 %)

Species observed

436

Observations

3 494

Area

4 913,1km²

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 Dezful : 26 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 69 interactions GloBI sur 3 types (connectance 13.1%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
69
Connectance
0.131
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

436 distinct species · 3 494 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 494 obs · 72 cellules
Obs. / cellule
≥ 599
153–598
21–152
11–20
< 11

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

Climate

Mean T°

19,4°C

Annual rain

931mm

Warmest m°

39,8°C

Coldest m°

-0,1°C

Elevation: 937 m on average (min 45 m, max 3 560 m)

Bioclimatic detailsExpert
Annual mean temp.
19,4°C
Annual rain
931mm
Warmest month
39,8°C
Coldest month
-0,1°C
Mean alt.
937m
Min
45m
Max
3 560m
Std. dev.
729m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(45 %)Temperate

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

10,3g/kg

Clay

32,8%

Sand

24,3%

Silt

42,9%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
16,3g/kg
Clay
32,2%
Sand
25,1%
Silt
42,7%
5–15 cm
pH H₂O
7,6
Org. C
7,9g/kg
Clay
32,7%
Sand
24,2%
Silt
43,1%
15–30 cm
pH H₂O
7,6
Org. C
6,8g/kg
Clay
33,5%
Sand
23,7%
Silt
42,8%

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

Land cover

Forest6.9%
Crops20.1%
Built-up0.3%
Bare soil15.3%
Other (grassland, water…)57.3%

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

Hydrology20 basins · 3 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

400,2km

Lake surface here

42,83km²

Basins crossed

20

Max stream order

6

Max drainage

44 285km²

Discharge in basins

515,8m³/s

Mean precip.

384mm/an

Mean T°

19,5°C

Moisture idx

-0,77

Max snow

10%

Mean runoff

400mm/an

Mean elev. (basins)

944m

Watersheds crossing here

11 more basins

Lakes (3, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

1,9nW

Built-up

31,6%

Pesticides

3,4kg/km²

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

Protected areas2

IUCN V · 1IUCN IV · 1

Dez

IUCN V

Protected Area · 1975

278 km²

Dez

IUCN IV

Wildlife Refuge · 1975

68 km²

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