* Carassius auratus (Linnaeus, 1758) .

Goldfish; Carpa Dorada, Pez Chino.

Distribution: Global: Asia; from central Asia and China to Japan, Pacific and Indian drainages; introduced throughout the world; Costa Rica: SC (Atlantic) and Ta (Pacific), 29–1779 m.a.s.l., Pri, Pot.

Occurrence and conservation status: Exo, LC.

References: Bănărescu & Paepke (2002: 185; detailed description, including illustrations, information on distribution and ecology), Banarescu & Paepke (2002: 5; detailed description, including illustrations, information on distribution and ecology) and Angulo et al. (2013: 991; listed, including taxonomic information and distributional data).