white bream virus white bream virus white bream virus is a species of virus. it is the sole species in the subgenus blicbavirus, which is in the genus bafinivirus. it was first isolated from white bream (blicca bjoerkna) in germany. it is a bacilliform (rod-shaped) positive-sense single-stranded rna virus. white bream virus electron micrograph of virion and structure of white bream virus virus classification (unranked): virus realm: riboviria kingdom: orthornavirae phylum: pisuviricota class: pisoniviricetes order: nidovirales family: tobaniviridae genus: bafinivirus subgenus: blicbavirus species: white bream virus