Chondrostoma regium ( Heckel, 1843 )

Çiçek, Erdoğan, Jawad, Laith, Eagderi, Soheil, Esmaeili, Hamid Reza, Mouludi-Saleh, Atta, Sungur, Sevil & Fricke, Ronald, 2023, Freshwater fishes of Iraq: a revised and updated annotated checklist- 2023, Zootaxa 5357 (1), pp. 1-49 : 21

Chondrostoma regium ( Heckel, 1843) [N]—King nase

Taxonomy. Original description: Chondochilus regius Heckel, 1843: 1077 (87) [Orontes and Tigris rivers; syntypes: NMW 52532-35 (2, 2, 2, 1) Kueik (Quwik River) near Aleppo, 52536-38 (2, 1, 2) Tigris near Mosul].— Iraq synonyms: None.—Revisions: Çiftci et al. (2020: 214).—Illustration: Heckel (1843: pl. 9 (fig. 3)) as Chondochilus regius .

Status in Iraq. Recorded from Syria in original description by Heckel (1843 a: 1078) as Chondrochilus regius .— Iraq materials: None.

Distribution and habitat. Distribution in Iraq: Euphrates River drainage.—General distribution: Middle East: Euphrates and Tigris River systems ( Turkey, Syria, Iraq, and Iran).—Habitat: This species inhabits a wide range of habitats, from medium-sized streams to large lowland rivers. Inhabits marshes and reservoirs, from which it migrates to rivers and streams to spawn. Freshwater.

Economic importance. Commercially important.

Conservation. Conservation Status in Iraq: Unknown.—IUCN: LC (IUCN 2023).—Threats: There are many threats in the area, but none serious enough to threaten this species.—Low sensitivity to human activities.—Not considered as a keystone species.—Decline status: Decreasing.—Low priority for conservation action.