Sigara (Halicorixa) stagnalis (Leach, 1817)

Material examined. Lagune de Nador 2, 0 2.0 5.16, 70 mm/ff/jj.

Distribution. Europeo-Maghrebian species. In Morocco, it is mainly confined to the northern part of the country (L’Mohdi 2016). In eastern Morocco, it has been recorded in the mouth of the Moulouya River (Chavanon et al., 2004). During the sampling period, the species was found at Nador lagoon (Fig. 8) in saline waters.