Blar i Master theses på utgivelsesdato
Viser treff 41-60 av 257
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A faunistic study of the amphipod-fauna of Hjeltefjord, West-Norway
(Master thesis, 2019-06-26)Amphipods are a large and highly diverse order of benthic invertebrates. Their great variety in habitat selection, morphology, geographical range and feeding strategies makes them an important ecological group in marine ... -
H2O2 effects on the potential macroalgal culture species Palmaria palmata (Linnaeus) Weber & Mohr and Ulva lactuca (Linnaeus)
(Master thesis, 2019-06-26)Hydrogen peroxide (H2O2) has been the most used remedy against salmon sea lice (Lepeophtheirus salmonis) in Norway since 2013. This remedy has been considered environmentally friendly, because it breaks down to water and ... -
Microparasites in selected populations of wild Atlantic salmon (Salmo salar) in Norway – Prevalence, density and diversity
(Master thesis, 2019-06-26)The aim of this study was to investigate the prevalence, density and diversity of microparasites in Atlantic salmon from selected populations in Norway including and to provide an assessment of the possible spreading of ... -
A study of two morphotypes of the brown algae Fucus serratus (Linnaeus) at Tjongspollen, Bømlo, Norway
(Master thesis, 2019-07-04)Abstract The genus Fucus contains several key forming species occupying rocky shores in the Northern Hemisphere. Fucus is known to have a great capacity for phenotypic plasticity and ability to expand in to marginal habitats. ... -
Chasing waterfalls; A method to detect natural barriers to salmon and trout migration
(Master thesis, 2019-11) -
Interpreting the polychromatic variation of the European nudibranch Polycera quadrilineata (O. F. Müller, 1776), with the description of a new species
(Master thesis, 2019-11)The polychromatic variability exhibited by the dorid nudibranch species Polycera quadrilineata (O. F. Müller, 1776) (Family Polyceridae) has long fascinated marine scientists. The species was originally described from the ... -
Effekten av utplantingstidspunkt på vekst og påvekst i dyrket Sukkertare (Saccharina latissima)
(Master thesis, 2019-11-21)Dyrking av tang og tare har vært praktisert i øst-asiatiske land siden 1950-tallet, og har nylig fått oppmerksomhet i Europa de siste tiårene. I Norge er Saccharina latissima (Linnaeus) C.E. Lane, C. Mayes, Druehl & ... -
Effects of multiple mating and male harassment on female fecundity and longevity in the seed beetle Callosobruchus maculatus.
(Master thesis, 2019-12)Polyandry is a common mating system in many species, however females may experience considerable costs related to multiple mating including male harassment, energy use and in some cases physical damage. Male harassment of ... -
Personlighet og læring blant biologistudenter: En kvantitativ pilotstudie av dyp prosessering og åpenhet for erfaring blant førsteårsstudenter i biologi
(Master thesis, 2019-12)Studenter har ulike måter å tilnærme seg læring på, og dette kan avhenge av for eksempel personlighetstrekk eller hvilken hensikt man har med læringsprosessen. En person som er åpen for nye erfaringer vil gjerne ha en ... -
Modelling the switch between bite-feeding and filter-feeding in planktivorous fishes
(Master thesis, 2019-12-10) -
Functional characterization of N-terminal acetyltransferase 10 (NAA10) variants potentially causing disease
(Master thesis, 2019-12-14)Approximately 80-90 % of all eukaryotic proteins are co- or post-translationally acetylated on their N-terminus by a group of enzymes called N-terminal acetyltransferases (NATs) (Arnesen et al., 2009). To date, eight NATs ... -
Investigating hydroxylation of the acetyltransferase NAA10 as a potential regulation mechanism
(Master thesis, 2019-12-14) -
Effekter av bisfenol A (BPA) og BPA analoger på østrogenreseptorsignalveien i atlanterhavstorsk (Gadus morhua)
(Master thesis, 2019-12-17)Det har i de siste årene blitt innført et strengere regelverk og skjerpede restriksjoner for anvendelsen av bisfenol A (BPA) i produksjonen av termisk papir og plastprodukter. Bakgrunnen for dette er at det har blitt vist ... -
Vekstmønsteret til havsil (Ammodytes marinus, Raitt 1934) og variasjoner mellom årsklasser og områder i Nordsjøen.
(Master thesis, 2019-12-19)På sandbanker i Nordsjøen lever en unik, liten og sølvblank fisk som er viktig for produksjon av fiskemel og fiskeolje og som spiller en avgjørende rolle i sitt økosystem. Rekrutteringen av havsilbestanden varierer fra år ... -
Perspectives on intended learning outcomes in the field course and their assessment
(Master thesis, 2020-03-31)This thesis examines the assessment practices of biology courses at the University level that feature a fieldwork component (field course). Seven professors who teach and administrate such courses were interviewed about ... -
Seasonal CO2 exchange in a coastal heathland in western Norway – effects of drought and bryophyte removal
(Master thesis, 2020-04-30)Climate models project that Western Norway will experience warmer temperatures with more frequent and extreme drought periods during the 21st century. Such climatic changes are likely to alter many vital ecosystem processes, ... -
Effekt av termisk avlusing på gjellehelse hos laks: Hos patogenfri laks og i kommersiell produksjon på Vestlandet
(Master thesis, 2020-06-12)Målet med dette studiet var å studere effektane av termisk avlusing på gjellehelsa til laks. Lakselus utgjer eit stort problem for norsk lakseoppdrett, og behandlingsmetodane er avgrensa grunna resistens mot fleire medikament. ...