Ontologia

County · IRN

Ahvaz

Iran

BWhArid, desert, hot(72 %)

Species observed

616

Observations

9 302

Area

10 943,2km²

Ecological tissue

Sample of 25 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 Ahvaz : 16 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 47 interactions GloBI sur 2 types (connectance 15.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
47
Connectance
0.157
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

616 distinct species · 9 302 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 302 obs · 136 cellules
Obs. / cellule
≥ 507
114–506
27–113
7–26
< 7

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

Climate

Mean T°

26,1°C

Annual rain

235mm

Warmest m°

46,7°C

Coldest m°

6,9°C

Elevation: 25 m on average (min 1 m, max 203 m)

Bioclimatic detailsExpert
Annual mean temp.
26,1°C
Annual rain
235mm
Warmest month
46,7°C
Coldest month
6,9°C
Mean alt.
25m
Min
1m
Max
203m
Std. dev.
24m
Köppen-Geiger (dominant)
BWhArid, desert, hot(72 %)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

6,3g/kg

Clay

32,9%

Sand

18,3%

Silt

48,8%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,7
Org. C
9,6g/kg
Clay
32,4%
Sand
18,6%
Silt
48,9%
5–15 cm
pH H₂O
7,8
Org. C
4,2g/kg
Clay
32,5%
Sand
18,5%
Silt
48,9%
15–30 cm
pH H₂O
7,8
Org. C
5,0g/kg
Clay
33,9%
Sand
17,7%
Silt
48,5%

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

Land cover

Forest2.0%
Crops43.4%
Built-up0.5%
Bare soil29.4%
Other (grassland, water…)24.6%

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

Hydrology34 basins · 12 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

703,3km

Lake surface here

6,36km²

Basins crossed

34

Max stream order

7

Max drainage

72 045km²

Discharge in basins

4 360,2m³/s

Mean precip.

240mm/an

Mean T°

25,0°C

Moisture idx

-0,87

Mean runoff

38mm/an

Mean elev. (basins)

27m

Watersheds crossing here

25 more basins

Lakes (12, top by area)

3 more lakes

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

Human pressure

Pop. density

2hab/km²

Night light

13,6nW

Built-up

50,8%

Pesticides

3,8kg/km²

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

Protected areas4

IUCN V · 2IUCN IV · 2

Dez

IUCN V

Protected Area · 1975

278 km²

Karkheh

IUCN V

Protected Area · 1975

227 km²

Dez

IUCN IV

Wildlife Refuge · 1975

68 km²

Karkheh

IUCN IV

Wildlife Refuge · 1975

53 km²

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