sea lice
Evaluating the potential for sea lice to evolve freshwater tolerance as a consequence of freshwater treatments in salmon aquaculture
... Black Sea (Svetlichny & Hubareva 2014), demonstrating the critical role of human actions in freshwater invasions (Lee & Bell ...expose sea lice to a variety of fresh, brackish and saline ...
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Changes in epidemiological patterns of sea lice infestation on farmed Atlantic salmon, Salmo salar L., in Scotland between 1996 and 2006
... containing sea lice records over an 11 year period provide evidence of changing infestation patterns in ...of sea lice commonly found in Scotland, Lepeophtheirus sal- monis and Caligus ...
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A model for sea lice (Lepeophtheirus salmonis) dynamics in a seasonally changing environment
... 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 ...
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Mate limitation in sea lice infesting wild salmon hosts : the influence of parasite sex ratio and aggregation
... ectoparasitic sea lice (Lepeophtheirus salmonis Krøyer) establishing on wild juvenile salmon ...the sea lice was ...of sea lice ...female sea lice tend to be ...
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National survey of sea lice (Lepeophtheirus salmonis Kroyer and Caligus elongatus Nordmann) on fish farms in Ireland 2006
... L. salmonis is regarded as the more serious parasite of the two species and has been found to occur most frequently on farmed Atlantic salmon (Jackson and Minchin, 1992; Jackson, D. et al, 2005). Most of the damage ...
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Association between sea lice (Lepeophtheirus salmonis) infestation on Atlantic salmon farms and wild Pacific salmon in Muchalat Inlet, Canada
... included sea lice counts, environmental (temperature and salinity), and production (weight and number of fish) var- ...iables. Sea lice data were recorded on a monthly basis at the cage level ...
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Assessment of sea lice (lepeophtheirus salmonis) management in New Brunswick, Canada using deltamethrin (AlphaMax®) through clinical field treatment and laboratory bioassay responses
... the sea louse cuticle might explain the variation in sensitivity to pesticides (Boxaspen, ...the sea louse body (Sevadtal et ...female sea lice being less responsive to bath ...ongoing ...
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Confidence in assessing the effectiveness of bath treatments for the control of sea lice on Norwegian salmon farms
... We describe the distribution of mobile lice (pre-adult and all adult sea lice stages) both at pen and site level in the week prior to and 1 week after treatment. The distribution of mobiles tends to ...
8
Variation in pre-treatment count lead time and its effect on baseline estimates of cage-level sea lice abundance
... pre-treatment sea lice abundance as the ...a sea lice data management program ...female. Sea lice counts were log transformed and mean counts by lead time relative to treatment ...
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Mate limitation in sea lice infesting wild salmon hosts : the influence of parasite sex ratio and aggregation
... ectoparasitic sea lice (Lepeophtheirus salmonis Krøyer) establishing on wild juvenile salmon ...the sea lice was ...of sea lice ...female sea lice tend to be ...
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Connected networks of sea lice populations : dynamics and implications for control
... between sea lice abundances on wild Scottish sea trout and habitat proximity to farms, and we see no reason that the reverse (that external infection pressure at farm sites should increase with ...
12
Understanding sources of sea lice for salmon farms in Chile
... of sea lice having a stronger association with juvenile sea lice abundance on a farm than internal sources was the fact that the number of fish on the farm was negatively associated with the ...
33
Using agent-based modelling to predict the role of wild refugia in the evolution of resistance of sea lice to chemotherapeutants
... to sea lice treatments, it seems that the existence of these wild refugia has likely played a major ...wild sea trout, which are also hosts for ...Adding sea trout would be an interesting ...
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Time-series clustering of cage-level sea lice data
... of sea lice counts vary among cages, where the effect of increased numbers of sea lice or treatment applications could yield a non-immediate effect on a neighbouring cage, we investigated ...
15
Context dependent reduction in somatic condition of wild Atlantic salmon infested with sea lice
... missing sea age (𝑎) information (Figure ...from sea lice on host condition K, missing 𝑎 values in the NE sample were determined in two steps using a mixture ...
14
Sea lice monitoring on Atlantic salmon farms in New Brunswick, Canada : comparing audit and farm staff counts
... of sea lice counts that were conducted by farm staff and an audit team on 16 sites from June to December 2011, involving a total of 28 ...mg/L. Lice species, number, and stages groups, categorised ...
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A strategy for improved pest control on Irish salmon farms
... ecto-parasitic sea louse, a tiny crustacean, is an economically significant pest of the farmed salmon industry ...national sea lice monitoring and control regime regime which features so-called ...
56
Modelling the impact of temperature-induced life history plasticity and mate limitation on the epidemic potential of a marine ectoparasite
... when sea louse abundances on the host exceed thresholds above which immune responses in the host may limit attachment by the parasite (for example in ...against sea lice ...20–30 sea ...
11
Dietary phytochemicals modulate skin gene expression profiles and result in reduced lice counts after experimental infection in Atlantic salmon
... in lice infected skin are fueled by glycolytic oxidation of ...the lice attachment ...of sea lice infection remains unknown, and add- itional studies are needed to better understand the under- ...
14
Sensitivity of salmon lice (Lepeophtheirus salmonis) in New Brunswick, Canada, to the organophosphate Salmosan® (w/w 50% azamethiphos) using bioassays
... of sea lice have been shown to influence the results of bioassays involving sea lice for other chemotherapeutants, ...which sea lice were collected across both seasons, thus ...
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