230. Syngnathus caspius Eichwald, 1831

Common name. Caspian pipefish

Taxonomy. Original description: Syngnathus Eichwald, 1831: 61 [Balkhan Bay, Caspian Sea; Syntypes: whereabouts unknown] .

Revisions. Zarei et al. (2021a).

Illustrations. Zarei et al. (2021a: 2, fig. 1).

Distribution in Iran. —Distribution in River Basin: Caspian Sea.—Distribution in Ecoregions: 434-Kura-South Caspian Drainages, 450-Turan Plain, 452-Caspian Marine.

Status in Iran. [Native].—Soozan mahi.—Listed in previous checklists from Iran by Esmaeili et al. (2017 a, 2018); Jouladeh-Roudbar et al. (2020) and Eagderi et al. (2022).—Iran material: ZM-CBSU.

Conservation. —IUCN: DD.