Hawizeh Marsh (Haur Al-Hawizeh)
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2007
1 374 km²
County · IRN
Dasht-e-Azadegan
Iran
BWhArid, desert, hot(85 %)
Species observed
323
Observations
10 230
Area
4 551,6km²
Ecological tissue
Sample of 22 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 Dasht-e-Azadegan : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 41 interactions GloBI sur 2 types (connectance 14.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
24
Interactions affichées
41
Connectance
0.149
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
323 distinct species · 10 230 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,2°C
Annual rain
206mm
Warmest m°
46,6°C
Coldest m°
6,8°C
Elevation: 21 m on average (min 1 m, max 203 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,2°C
Annual rain
206mm
Warmest month
46,6°C
Coldest month
6,8°C
Mean alt.
21m
Min
1m
Max
203m
Std. dev.
31m
Köppen-Geiger (dominant)
BWhArid, desert, hot(85 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,7
Org. C
7,1g/kg
Clay
30,2%
Sand
21,1%
Silt
48,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,7
Org. C
9,7g/kg
Clay
30,1%
Sand
21,2%
Silt
48,7%
5–15 cm
pH H₂O
7,7
Org. C
5,5g/kg
Clay
29,8%
Sand
21,5%
Silt
48,8%
15–30 cm
pH H₂O
7,8
Org. C
6,0g/kg
Clay
30,8%
Sand
20,6%
Silt
48,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest1.7%
Crops29.1%
Built-up0.1%
Bare soil32.7%
Other (grassland, water…)36.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology15 basins · 12 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
119,6km
Lake surface here
8,44km²
Basins crossed
15
Max stream order
6
Max drainage
48 702km²
Discharge in basins
259,6m³/s
Mean precip.
207mm/an
Mean T°
24,4°C
Moisture idx
-0,89
Mean runoff
28mm/an
Mean elev. (basins)
24m
Watersheds crossing here
- Bassin de قناة جزيرة مجنونsub-area1 947,7 km²overlap1189.47 km²26%
- Bassin de کرخهsub-area1 251,5 km²overlap828.98 km²18%
- Basin #11510sub-area1 055,9 km²overlap751.10 km²17%
- Bassin de کرخهsub-area845,3 km²overlap608.24 km²13%
- Bassin de نهر دويريجsub-area585,5 km²overlap322.30 km²7%
- Bassin de کرخهsub-area1 156,9 km²overlap300.81 km²7%
- Basin #11590sub-area179,3 km²overlap153.15 km²3%
- Basin #06950sub-area319,2 km²overlap146.40 km²3%
- Bassin de خندق مائيsub-area1 250,4 km²overlap140.09 km²3%
6 more basinssorted by overlap
- Bassin de نهر دويريجsub-area402,2 km²overlap60.07 km²1%
- Bassin de نهر السويبsub-area549,1 km²overlap22.48 km²0%
- Bassin de نهر الترابةsub-area342,6 km²overlap21.88 km²0%
- Basin #03320sub-area215,4 km²overlap3.94 km²0%
- Bassin de کرخهsub-area492,7 km²overlap2.64 km²0%
- Bassin de کرخهsub-area233,6 km²overlap0.00 km²0%
Lakes (12, top by area)
- Lake #75522area2,5 km²avg depth1.2 m
- Lake #75616area2,3 km²avg depth0.5 m
- Lake #75492area1 km²avg depth0.8 m
- Lac 1376056area0,6 km²avg depth1.1 m
- Lac 1375996area0,6 km²avg depth1.2 m
- Lac 1375998area0,5 km²avg depth1.0 m
- Lac 1375985area0,3 km²avg depth0.5 m
- Lac 1375958area0,3 km²avg depth1.0 m
- Lac 1375979area0,2 km²avg depth0.9 m
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
5,9nW
Built-up
12,2%
Pesticides
5,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN