HydroBASINS lev08 watershed · #2080817920
Bassin de Shatt Al Gharrat
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 5 administrative regions : Al Miamona, An Nasiriyah, Chibayish, Shatrah, Suq ash Shuyukh
Sub-basin area
790km²
Upstream area
790,2km²
Discharge
0,18m³/s
Mean elev.
5m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 dept-equivalent regions (GADM L2)
- 730.2 km²92.5% of basin
- 39.2 km²5.0% of basin
- 15.5 km²2.0% of basin
- 2.9 km²0.4% of basin
- 1.6 km²0.2% of basin
3 intersecting protected areas
Central Marshes
IUCN IbWetland of International Importance (Ramsar Site)
129.44 km² overlap
The Ahwar of Southern Iraq: Refuge of Biodiversity and the Relict Landscape of the Mesopotamian Cities
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
98.11 km² overlap
Central Marshes
IUCN IINational Park
46.17 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
12 distinct species · 35 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 3 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Shatt Al Gharrat : 3 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 2 interactions GloBI sur 1 type (connectance 66.7%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
23,9°C
Annual rain
110mm
Moisture idx (CMI)
-0,94
Runoff
4mm/an
PET
1 835mm
AET
90mm
Mean slope
0,0°
Water table
6cm
Forest
0%
Crops
22%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)