Small subunit ribosomal RNA sequences link the cause of proliferative
gill disease in channel catfish to Henneguya n. sp. (Myxozoa: Myxosporea).
Atypical bacterial
gill disease: a new form of bacterial
gill disease affecting intensively reared salmonids.
However, even closed systems have their challenges: on 27 October Marine Harvest announced that they had decided to conclude the second growth phase after the fish suffered damage to their gills as a result of poisonous algae and a subsequent outbreak of amoebic
gill disease.
Not exact matches
To see if this prevalence indicated a role for IgT in responding to pathogens in the
gills, the researchers exposed the trout to a parasite that causes white spot
disease, a common infection in farmed, pet and wild fish that particularly targets the skin and
gills.
«Therefore, by understanding how
gill immunity works, we hope to find better ways to deliver vaccines into the
gills of these animals and induce protective immunity to infectious
diseases.»
«The presence of bacteria linked to fish
disease on the
gills of sediment - exposed fish suggests that exposure to, and accumulation of sediment, may trigger the development of fish
diseases,» says co-author Dr Tracy Ainsworth.
Researchers from the ARC Centre of Excellence for Coral Reef Studies at James Cook University have discovered that suspended sediment damages fish
gills and can increase the rate of
disease in fish.