Gymnothorax castaneus (Jordan & Gilbert, 1883).

Chestnut Moray or Panama Green Moray. To 155.2 cm (61.1 in) TL (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California). Isla de Cedros, central Baja California (Robertson and Allen 2015), and Bahía Magdalena, southern Baja California (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California) to Ecuador (Béarez 1996), and perhaps to Chipana, northern Chile (Sielfeld 2010), including Gulf of California (McCosker and Rosenblatt in Fischer et al. 1995), and Islas Galápagos (Grove and Lavenberg 1997). Benthic; depth: intertidal to 101 m (3–331 ft) (min.: Castellanos-Galindo et al. 2014; max.: Personal communication: Los Angeles County Museum of Natural History Fish Collection, Los Angeles, California).