Cestode and nematode larvae of hygienic-sanitary importance parasitizing Percophis brasiliensis (Actinopterygii) collected from fish markets of the municipality of Niterói, RJ, Brazil

Percophis brasiliensis is a fish species appreciated as fried appetizer at beachside kiosks of Niterói, state Rio de Janeiro, Brazil. The constant presence helminth larvae in the viscera and serosa individuals has been subject complaints among local traders because economic losses due to their repugnant aspect. Considering hygienic-sanitary importance significance for collective health, was investigated 64 individual P. purchased from Niterói markets 2019. Cestodes, identified Grillotia carvajalregorum, were found parasitizing stomach, mesentery abdominal cavity. Nematodes, third-instar Contracaecum sp., Terranova Hysterothylacium deardorffoverstreetorum, H. fortalezae Raphidascaris intestine, liver, gonads, stomach serosa, highest parasitic indices G. carvajalregorum with prevalences 100% 81.25%, mean intensities 8.05 8.13, abundances 6.61 infection ranges 1–131 1–42 specimens per host, respectively. Considerations about zoonotic potential these parasites are presented order increase food safety consumers.