Record of the non-indigenous species Sternaspis aff. nana Zhadan, Tzetlin & Salazar-Vallejo, 2017 (Annelida: Sternaspidae) in the Southwest Atlantic Ocean

The introduction of non-indigenous marine species in new habitats is generally associated with ships arriving at ports, driven by transported ballast water and sediment biofouling communities on ship hulls, drifting object underwater surfaces dock areas. present paper reports the record specie Sternaspis aff. nana Atlantic Ocean, discussing its possible conservation status method arrival to Brazil. Sediments samples were collected external area (11 m depth) Suape Harbor (Brazil) February 2018. Two individuals recorded, representing first this Southwest Ocean. way S. arrived Brazilian waters cannot be easily determined, short-lived lecithotrophic larvae sternaspids suggest that specimens found have sediment. An increase trade between Brazil Asian countries since 2000s has led more coming from China having harbors. nana, originally described South Sea, harbor may resulted intense movement