Results 21 to 30 of about 7,241 (229)

A model for sea lice (Lepeophtheirus salmonis) dynamics in a seasonally changing environment

open access: yesEpidemics, 2016
Sea lice (Lepeophtheirus salmonis) are a significant source of monetary losses on salmon farms. Sea lice exhibit temperature-dependent development rates and salinity-dependent mortality, but to date no deterministic models have incorporated these ...
Matthew A. Rittenhouse   +2 more
doaj   +3 more sources

Sea lice infestation dataset for wild and farmed salmon populations on the Pacific coast of Canada (2001–2023) [PDF]

open access: yesScientific Data
Monitoring sea lice infestation levels on populations of farmed and wild salmonids is critical to the development of evidence-based policy designed to mitigate the risk these ectoparasites represent to wild juvenile salmon and the on-going sustainability
Crawford W. Revie   +4 more
doaj   +2 more sources

The Cost of Lice: Quantifying the Impacts of Parasitic Sea Lice on Farmed Salmon

open access: yesMarine Resource Economics, 2017
AbstractDiseases are an important challenge in aquaculture. However, most of what is known about the effect of diseases comes from laboratory experiments. Using a farm-level data set containing sea lice infestation counts for all Norwegian salmon farms over an 84-month period, we empirically investigate the biological and economic impacts of observed ...
Frank Asche, James E Wilen
exaly   +3 more sources

Sea lice (Lepeophtheirus salmonis) life stage impacts atlantic salmon transcriptomic responses under different thermal profiles [PDF]

open access: yesFrontiers in Genetics
Sea lice (Lepeophtheirus salmonis) infestation continues to pose a persistent and escalating challenge to the global salmon aquaculture industry. Given the complexity of host-parasite interactions, family-based transcriptomic studies provide crucial ...
Reza Ghanei-Motlagh   +6 more
doaj   +2 more sources

Using state-space models to predict the abundance of juvenile and adult sea lice on Atlantic salmon

open access: yesEpidemics, 2018
Sea lice are marine parasites affecting salmon farms, and are considered one of the most costly pests of the salmon aquaculture industry. Infestations of sea lice on farms significantly increase opportunities for the parasite to spread in the surrounding
Adel Elghafghuf   +3 more
doaj   +3 more sources

Sea lice, Lepeophtheirus salmonis (Krøyer 1837), infected Atlantic salmon (Salmo salar L.) are more susceptible to infectious salmon anemia virus. [PDF]

open access: yesPLoS ONE, 2019
The role of parasitic sea lice (Siphonostomatoida; Caligidae), especially Lepeophtheirus salmonis, in the epidemiology of Infectious Salmon Anemia Virus (ISAv) has long been suspected.
Sarah E Barker   +6 more
doaj   +2 more sources

It works! Lumpfish can significantly lower sea lice infestation in large-scale salmon farming [PDF]

open access: yesBiology Open, 2018
To assess the efficacy of lumpfish grazing on attached sea lice on Atlantic salmon, six large-scale sea cages, (130 m circumference, 37,688 m3 volume) each stocked with approximately 200,000 salmon 0+ smolts, were stocked with a 4, 6 and 8% density (8000,
Albert Kjartan Dagbjartarson Imsland   +8 more
doaj   +2 more sources

A modeling study of the impact of treatment policies on the evolution of resistance in sea lice on salmon farms [PDF]

open access: yesPLoS One, 2023
Salmonid aquaculture is an important source of nutritious food with more than 2 million tonnes of fish produced each year. In most salmon producing countries, sea lice represent a major barrier to the sustainability of salmonid aquaculture. This issue is
Trombetta E   +5 more
europepmc   +3 more sources

Sea Lice Are Sensitive to Low Frequency Sounds [PDF]

open access: yesJournal of Marine Science and Engineering, 2021
The salmon louse Lepeophtheirus salmonis is a major disease problem in salmonids farming and there are indications that it also plays a role in the decline of wild salmon stocks. This study shows the first ultrastructural images of pathological changes in the sensory setae of the first antenna and in inner tissues in different stages of L.
Solé Carbonell, Marta   +5 more
openaire   +5 more sources

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