Hyporhamphus unifasciatus (Ranzani 1841) (Fig. 9K). Atlantic Silverstripe Halfbeak, Common Halfbeak; Pajarito Blanco del Atlántico, Agujeta Lanca

Vouchers: UCR 0363-002 (23). Distribution: Western Atlantic Ocean; from the Chesapeak Bay, USA, to southern Brazil, excluding Bermuda; entering estuaries and littoral lagoons and ascending river courses; (Nicaragua) KP, BF and IM (Atlantic); 0–5 masl; Per, Dia, Amp. Occurrence and conservation status: Nat; LC (2019), population trend unknown. Literature: van den Berghe (2015: 40; listed, including an illustration and information on distribution and ecology) and Robertson & Van Tassell (2019: 3328; detailed description, including illustrations, and information on distribution, with a map, and ecology).