Results 11 to 20 of about 186,585 (190)

Snorkel technology to reduce sea lice infestations: efficacy depends on salinity at the farm site, but snorkels have minimal effects on salmon production and welfare

open access: yesAquaculture Environment Interactions, 2019
Sea lice are a critical health issue in most salmonid farming regions. New cage-based technologies can prevent infestations from occurring, such as the ‘snorkel’, which introduces an impermeable barrier that separates salmon lice Lepeophtheirus salmonis ...
Oppedal, F   +4 more
doaj   +2 more sources

Knowledge, attitudes and practices regarding head lice infestations in rural Nigeria

open access: yesJournal of Infection in Developing Countries, 2011
Introduction: Head lice infestations are common in sub-Saharan Africa, but knowledge, attitudes and practices have never been studied in this region. Methodology: This population-based study was conducted in a small rural community (population = 590 ...
Jorg Heukelbach, Uade Samuel Ugbomoiko
doaj   +2 more sources

Statistical and ecological challenges of monitoring parasitic salmon lice infestations in wild salmonid fish stocks

open access: yesAquaculture Environment Interactions, 2015
Ecological monitoring programmes should provide precise data to inform management, but the data quality is often limited by methodological challenges and the need for cost-effective sampling.
IP Helland   +5 more
doaj   +2 more sources

Head lice in Norwegian households: actions taken, costs and knowledge. [PDF]

open access: yesPLoS ONE, 2012
INTRODUCTION: Head lice infestations cause distress in many families. A well-founded strategy to reduce head lice prevalence must shorten the infectious period of individual hosts.
Bjørn Arne Rukke   +4 more
doaj   +1 more source

Acclimatisation with lice-infested salmon improves cleaner fish lice consumption [PDF]

open access: yesAquaculture Environment Interactions, 2021
Securing the welfare and maximising the lice removal efficacy of ~60 million cleaner fish used each year on salmonid farms is essential to develop a productive and ethical industry with low salmon lice Lepeophtheirus salmonis levels. We tested whether ballan wrasse Labrus bergylta welfare and lice consumption differed depending upon whether they were ...
Gentry, K   +5 more
openaire   +3 more sources

Head lice surveillance on a deregulated OTC-sales market: a study using web query data. [PDF]

open access: yesPLoS ONE, 2012
The head louse, Pediculus humanus capitis, is an obligate ectoparasite that causes infestations of humans. Studies have demonstrated a correlation between sales figures for over-the-counter (OTC) treatment products and the number of humans with head lice.
Johan Lindh   +3 more
doaj   +1 more source

Dermoscopy applied to pediculosis corporis diagnosis [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2014
We report the case of a 47-year-old homeless male with a massive infestation of Pediculus humanus corporison his entire body. Dermoscopy helped to diagnose pediculosis by showing the involvement of scalp, beard and the genital region in this disease.
Luiz Gustavo Martins   +5 more
doaj   +1 more source

The efficacy of emamectin benzoate against infestations of Lepeophtheirus salmonis on farmed Atlantic salmon (Salmo salar L) in Scotland, 2002-2006. [PDF]

open access: yesPLoS ONE, 2008
BackgroundInfestations of the parasitic copepod Lepeophtheirus salmonis, commonly referred to as sea lice, represent a major challenge to commercial salmon aquaculture.
Fiona Lees   +3 more
doaj   +1 more source

Risk Factors for Human Lice and Bartonellosis among the Homeless, San Francisco, California, USA

open access: yesEmerging Infectious Diseases, 2014
Homeless persons in San Francisco, California, USA, have been shown to have head and body lice infestations and Bartonella quintana infections. We surveyed a self-selected population of homeless persons in San Francisco to assess infestations of head and
Denise L. Bonilla   +4 more
doaj   +1 more source

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