Phys.org - News and Articles on Science and Technology (original) (raw)

Are viruses keeping sea lice at bay in wild salmon?

More than 30 previously unknown RNA viruses in sea lice have been identified by University of British Columbia (UBC) researchers. Sea lice are parasitic copepods (small crustaceans) found in many fresh and saltwater habitats, ...

Testing lice traps on the Hardanger coast

Salmon lice are one of the biggest challenges for the Norwegian aquaculture industry today and pose a threat to wild salmon. The authorities have therefore introduced several measures to reduce the lice levels in production ...

Study explores coevolution of mammals and their lice

According to a new study, the first louse to take up residence on a mammalian host likely started out as a parasite of birds. That host-jumping event tens of millions of years ago began the long association between mammals ...