Central Marshes
IUCN IbWetland of International Importance (Ramsar Site) · 2014
2 205 km²
District · IRQ
Al Miamona
Iraq
BWhArid, desert, hot(100 %)
Species observed
12
Observations
52
Area
3 322,9km²
Partial data for this territory
Few observations recorded here. Real biodiversity is likely richer.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Species present
12 distinct species · 52 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,6°C
Annual rain
148mm
Warmest m°
46,3°C
Coldest m°
6,7°C
Elevation: 5 m on average (min 0 m, max 9 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,6°C
Annual rain
148mm
Warmest month
46,3°C
Coldest month
6,7°C
Mean alt.
5m
Min
0m
Max
9m
Std. dev.
2m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)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
6,2g/kg
Clay
37,8%
Sand
17,8%
Silt
44,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: wbGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,7
Org. C
6,8g/kg
Clay
37,1%
Sand
18,1%
Silt
44,8%
5–15 cm
pH H₂O
7,8
Org. C
6,0g/kg
Clay
38,0%
Sand
17,6%
Silt
44,4%
15–30 cm
pH H₂O
7,8
Org. C
5,9g/kg
Clay
38,2%
Sand
17,7%
Silt
44,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest2.3%
Crops46.6%
Built-up0.1%
Bare soil20.6%
Other (grassland, water…)30.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 3 lakes · 15 rivers
Hydrology metrics for this exact territory
Stream length here
119,7km
Lake surface here
6,79km²
Basins crossed
8
Max stream order
7
Max drainage
459 416km²
Discharge in basins
410,9m³/s
Mean precip.
132mm/an
Mean T°
23,9°C
Moisture idx
-0,93
Mean runoff
8mm/an
Mean elev. (basins)
6m
Watersheds crossing here
- Bassin de نهر الشيخةsub-area3 643,2 km²overlap2404.38 km²72%
- Basin #17700sub-area775 km²overlap478.74 km²14%
- Bassin de الفراتsub-area1 021,7 km²overlap173.26 km²5%
- Bassin de نهر أبو حريمةsub-area1 044,3 km²overlap140.27 km²4%
- Bassin de نهر دجلةsub-area714,7 km²overlap92.29 km²3%
- Bassin de شط الدجيلةsub-area1 100,5 km²overlap20.03 km²1%
- Bassin de نهر دجلةsub-area268,2 km²overlap12.40 km²0%
- Bassin de Shatt Al Gharratsub-area790 km²overlap1.56 km²0%
Lakes (3, top by area)
Rivers / streams (15, ord ≥ 4)
- نهر أب واليord 1len here13.90 km100%total14 km
- نهر دجلةord 7len here12.71 km1%total2274 km
- نهر المجر الصغيرord 2len here12.45 km100%total12 km
- نهر أبو جاموساتord 4len here10.81 km100%total11 km
- نهر أبو جصانةord 3len here10.18 km100%total10 km
- نهر الهجانةord 4len here8.15 km100%total8 km
- نهر البدويord 1len here7.96 km100%total8 km
- نهر الغريبيةord 1len here7.94 km100%total8 km
- نهر المنجورةord 4len here7.69 km100%total8 km
- نهر المهنةord 1len here6.54 km100%total7 km
- نهر السريةord 1len here5.52 km35%total16 km
- نهر الطبرord 1len here5.52 km99%total6 km
3 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
1,0nW
Built-up
6,5%
Pesticides
17,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Ib · 1IUCN Not Applicable · 1IUCN II · 1
The Ahwar of Southern Iraq: Refuge of Biodiversity and the Relict Landscape of the Mesopotamian Cities
IUCN Not ApplicableWorld Heritage Site (natural or mixed) · 2016
2 114 km²
Central Marshes
IUCN IINational Park · 2013
1 396 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN