Henneguya zschokkei

Species of Myxosporea

Henneguya zschokkei or Henneguya salminicola is a species of a myxosporean endoparasite. It afflicts several salmon in the genera Oncorhynchus and Salmo, where it causes milky flesh or tapioca disease. H. zschokkei is notable for its reliance on an exclusively anaerobic metabolism as well as its lack of mitochondria and mitochondrial DNA. It is the only known multicellular animal that does not require oxygen to survive.

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