To contribute to the understanding of the exploitation of fish associated with the lobster fishery of Juan Fernandez, 157 fishing trips were monitored during the 2010-2011 season. The catch was conformed mainly by Juan Fernandez trevally (Pseudocaranx chilensis) (45%), morwong (Nemadactylus gayi) (41%), and lowfin moray (Gymnothorax porphyreus) (8%), from a total of 10,462 individuals caught, corresponding to 19 fish species, three of which accounted for 94% of the catch in numbers. The estimated total catch for the fleet were 40, 24 and 13 ton of morwong, Juan Fernandez trevally and lowfin moray, respectively. 97% of the catch was used as bait for fish or lobster.Para contribuir al conocimiento de la explotación de peces asociada a la pesquería de langosta de Juan Fernández, se monitorearon 157 salidas de pesca durante la temporada 2010-2011. Se capturaron 10.462 ejemplares correspondientes a 19 especies de peces, tres de las cuales concentraron el 94% de la captura en número: jurel de Juan Fernández (Pseudocaranx chilensis) (45%), breca (Nemadactylus gayi) (41%) y anguila morena (Gymnothorax porphyreus) (8%). Las capturas totales estimadas fueron 40, 24 y 13 ton de breca, jurel de Juan Fernández y anguila morena, respectivamente. El 97% de los ejemplares de peces capturados fueron utilizados como carnada de peces o langosta.