Despite the economic importance of sea lice, comparatively little is known about the nature of their host-parasite relationship.
The development of pesticide resistance in sea lice populations has been demonstrated for hydrogen peroxide and dichlorvos.
To date only a small amount of work on bioactive molecules produced by fish lice has been undertaken.
Few authors have looked at the antibody response of fish that are naturally infected with fish lice.
We have, on the other hand, conclusive proof that lice are concerned in the transmission of the disease.
The abundance of lice was lower in 2001.
You yourself should know what difficulties lice provide aboard a ship and what a giant work is needed to get rid of them.
One form is made up of asexually reproducing female lice which live permanently underground.
