HydroLAKES lake · #15176
Hawr Umm an Ni‘āj
Surface area
89,68km²
Avg depth
1m
Volume
89,68km³
Shoreline
66km
Administrative coverage
2 dept-equivalent regions (GADM L2)
- Al KahlaMaysan · Iraq89.29 km²99.6% of lake
- Qal`at SalihMaysan · Iraq0.32 km²0.4% of lake
2 intersecting protected areas
Hawizeh Marsh (Haur Al-Hawizeh)
IUCN Not ReportedWetland of International Importance (Ramsar Site)
89.61 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)
89.18 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
8 distinct species · 8 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 2 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 Hawr Umm an Ni‘āj : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Lake statistics (HydroLAKES)
Surface
89,68km²
Avg depth
1,0m
Volume
89,680km³
Watershed
3 548km²
Shoreline
66,0km
Shore dev. idx
1,96
Residence time
223days
Elevation
4m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.