Results 51 to 60 of about 139,012 (204)

Seasonal temperature regulates network connectivity of salmon louse

open access: yesICES Journal of Marine Science, 2022
Abstract Chronically high infestation of salmon louse (Lepeophtheirus salmonis) questions the sustainability of the Norwegian Atlantic salmon (Salmo salar) aquaculture industry. The confinement of millions of hosts, within hundreds of farms with overlapping larval dispersal kernels create the structure for extremely persistent parasite ...
M B O Huserbråten, I A Johnsen
openaire   +2 more sources

Development of the salmon louse Lepeophtheirus salmonis and its effects on juvenile sockeye salmon Oncorhynchus nerka [PDF]

open access: yesDiseases of Aquatic Organisms, 2013
Responses of sockeye salmon Oncorhynchus nerka during infection with Lepeophtheirus salmonis were assessed in controlled laboratory trials. Juvenile salmon were exposed to 100 copepodids fish-1 (Trials 1 and 2) or 300 copepodids fish-1 (Trial 3) at mean weights of approximately 40, 80 and 135 g, respectively.
E, Jakob   +3 more
openaire   +2 more sources

Screening of blood and mucus parameters towards breeding for resistance to salmon louse (lepeophtheirus salmonis) in atlantic salmon [PDF]

open access: yes, 2012
Over the last three decades salmon farmers have experienced serious economic hardships due to losses caused by sea lice (Lepeophtheirus salmonis) infestations. In the absence of an effective vaccine, inefficiency of biological control methods and growing
Amit, Das
core   +1 more source

Changes in epidemiological patterns of sea lice infestation on farmed Atlantic salmon, Salmo salar L., in Scotland between 1996 and 2006 [PDF]

open access: yes, 2008
Analyses of a unique database containing sea lice records over an 11 year period provide evidence of changing infestation patterns in Scotland. The data, collected from more than 50 commercial Atlantic salmon farms, indicate that both species of sea lice
Marine Harvest (Scotland) (Funder)   +3 more
core   +3 more sources

Modeling parasite dynamics on farmed salmon for precautionary conservation management of wild salmon.

open access: yesPLoS ONE, 2013
Conservation management of wild fish may include fish health management in sympatric populations of domesticated fish in aquaculture. We developed a mathematical model for the population dynamics of parasitic sea lice (Lepeophtheirus salmonis) on ...
Luke A Rogers   +8 more
doaj   +1 more source

IIb‐RAD‐sequencing coupled with random forest classification indicates regional population structuring and sex‐specific differentiation in salmon lice (Lepeophtheirus salmonis)

open access: yesEcology and Evolution, 2022
The aquaculture industry has been dealing with salmon lice problems forming serious threats to salmonid farming. Several treatment approaches have been used to control the parasite.
Prashanna Guragain   +5 more
doaj   +1 more source

Snorkel sea-cage technology decreases salmon louse infestation by 75% in a full-cycle commercial test [PDF]

open access: yes, 2019
Snorkel sea-cage technology decreases salmon louse infestation by 75% in a full-cycle commercial ...
LH Stien (16207904)   +6 more
core   +3 more sources

Genome-wide survey of cytochrome P450 genes in the salmon louse Lepeophtheirus salmonis (Krøyer, 1837). [PDF]

open access: yesParasit Vectors, 2019
Background The salmon louse (Lepeophtheirus salmonis) infests farmed and wild salmonid fishes, causing considerable economic damage to the salmon farming industry.
Humble JL   +8 more
europepmc   +2 more sources

Sequence variation in four mitochondrial genes of the salmon louse Lepeophtheirus salmonis [PDF]

open access: yesDiseases of Aquatic Organisms, 2006
A total of 210 Lepeophtheirus salmonis collected from 7 locations (Scotland, Russia, Canada, Japan and 3 locations in Norway), were screened for sequence variation in 4 mitochondrial genes; ATPase subunit 6 (A6), Cytochrome b oxidase subunit I (COI), Cytochrome b (Cyt b) and 16S rRNA.
Tjensvoll, Kjersti   +2 more
openaire   +5 more sources

Can reduced predation offset negative effects of sea louse parasites on chum salmon? [PDF]

open access: yes, 2014
The impact of parasites on hosts is invariably negative when considered in isolation, but may be complex and unexpected in nature. For example, if parasites make hosts less desirable to predators then gains from reduced predation may offset direct costs ...
Irvine, James R.   +4 more
core   +1 more source

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