| infestation by ergasilus coatiarus (copepoda: ergasilidae) in two amazonian cichlids with new host record from peru: an ectoparasites natural control approach. | the occurrence of copepods ergasilid was investigated in two species of cichlids of economic importance for aquaculture in the amazon region: cichla monoculus and chaetobranchus semifasciatus. the fish were collected from a semi-intensive fish farm, near the city of nauta, loreto state, peru. copepods were found in the gill filaments of 44 of 85 specimens (51.7%) of c. monoculus and in eight of 30 (26.6%) specimens of c. semifasciatus. the parasite was identified as ergasilus coatiarus based on ... | 2018 | 29288016 |