We know who lives inside wild fish. We don’t know what happens in there by Pablo Sar

Grouper (Epinephelus sp.). Groupers can host a wide range of par­a­sites, in­clud­ing anisak­ids and myx­o­zoans. Photo: LDLP.This post was origi­nally pub­lished on my Sub­stack. I’m shar­ing it here be­cause par­a­site–host in­ter­ac­tions in wild fish may have sub­stan­tial and largely ne­glected welfare im­pli­ca­tions, while we still know re­mark­ably lit­tle about the ex­pe­riences of the an­i­mals in­volved. The post is in­tended mainly to high­light this em­piri­cal gap and some po­ten­t...