Fifty-three nematode species, related to 9 superfamilies, 13 families and 26 genera, recovered from Brazilian fishes, represented by 75 host species are presented. Thirty-eight nematode species, out of the 53 reported, are also illustrated and included in measurement tables, one is listed and figured, and two only listed. Data on family, genus and subgenus level, are provided.
Nematodes; fishes; Brazil
