Glugea
Glugea is a genus of microsporidian parasites, predominantly infecting fish.
Infections of Glugea cause xenoma formation.
Currently, Phylogenetic tree of this genus seem unreliable, as not enough evidence is present, therefore species with their common hosts are given in a list:G. anomala – a parasite of the three-spined stickleback and the ninespine sticklebackG. atherinae – a parasite of the big-scale sand smeltG. berglax – a parasite of the roughhead grenadierG. bychowski – a parasite of the Caspian anadromous shadG. capverdensis – a parasite of the spotted lanternfishG. heraldi – a parasite of the seahorse Hippocampus erectusG. hertwigi – a parasite of the European smelt and the Rainbow smeltG. nagelia – a parasite of the yellowfin hindG. plecoglossi – a parasite of the ayu sweetfishG. sardinellensis – a parasite of fish of the genus SardinellaG. shiplei – a parasite of fish of the poutingG. stephani – a parasite of Pleuronectes flesus, the winter flounder, the English sole, and the Common dabG. vincentiae – a parasite of the Australian marine teleost fish, Vincentia conspersaG. truttae – a parasite of the brown trout
Spraguea lophii has formerly been described as G. americanus.
Microgemma caulleryi that infects the greater sand eel was previously classified as G. caulleryi.