Essays about: "Fish Feed"

Showing result 1 - 5 of 50 essays containing the words Fish Feed.

  1. 1. The effect of sesamin supplementation in vegetable oil enriched feed on the expression of microRNA in Atlantic salmon (Salmo salar L.)

    University essay from SLU/Department of Molecular Sciences

    Author : Emma Thorén; [2017]
    Keywords : microRNA; sesamin; Salmo salar; lipid metabolism;

    Abstract : Fish is without doubt the most important source of valuable omega-3 (n-3) fatty acids (FA), especially the long chain polyunsaturated fatty acids (LCPUFA) eicosa-pentaenoic acid (EPA) and docosahexaenoic acid (DHA). Aquaculture production of Atlantic salmon (Salmo salar) is one of the largest fish industries in the world and a dominant source of fish in Western diet. READ MORE

  2. 2. Trophic transfer of per- and polyfluoroalkyl substances (PFASs) by glacial relicts in Lake Vättern, Sweden

    University essay from Örebro universitet/Institutionen för naturvetenskap och teknik

    Author : Malin Bergman; [2017]
    Keywords : ;

    Abstract : The aim with the study was to assess if glacial relict amphipods constitute as vectors of transport of per- and polyfluoroalkyl substances (PFASs) in the Arctic char food web in Lake Vättern, Sweden. Sediment, surface water and biota samples were analysed for PFASs using ultra-performance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS), and stable isotope analysis of δ 13C and δ15N was performed on sediments and biota samples. READ MORE

  3. 3. The Establishment of Macrobenthic Faunal Communities in Planted Mangroves of Increasing Age

    University essay from Lunds universitet/Avdelningen för Teknisk vattenresurslära

    Author : Simon Jacobsen Ellerstrand; [2017]
    Keywords : Benthos; Shannon-diversity; forestation; biodiversity; ecosystem engineers; development issues; Biology and Life Sciences;

    Abstract : The mangrove ecosystem is a tropical coastal community inhabited by organisms adapted to the stressful environment of the tidal zone. Mangrove ecosystems has in recent years been noted for the important ecosystem services they offer. READ MORE

  4. 4. Analysing the seal-fishery conflict in the Baltic Sea and exploring new ways of looking at marine mammal movement data

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Ornella Jogi; [2017]
    Keywords : Halichoerus grypus; Phoca hispida botnica; seal-fishery conflict; human-wildlife conflict; integrated step selection analysis;

    Abstract : A comprehensive analysis of the available data reveals that there is currently not enough information for making informed management decisions regarding the seal-fishery conflict in the Baltic Sea. Knowledge of hidden and visual damages is limited, which means that the actual cost to the fishing industry from damages is not known. READ MORE

  5. 5. Potentiella källor till dioxiner och dioxinliknande PCB i ekologiska ägg

    University essay from SLU/Dept. of Animal Nutrition and Management

    Author : Martina Lundin; [2017]
    Keywords : dioxiner; dioxinliknande polyklorerade bifenyler; ekologiska ägg; persistenta organiska föroreningar; dl-PCB; PCDD; PCDF; TCDD;

    Abstract : Livsmedelsverket utförde en studie 2003 med syfte att undersöka halter av dioxiner och dioxinliknande Polyklorerade Bifenyler (PCB) i ekologiska och konventionella ägg. Förhöjda halter av dioxiner och dioxinliknande PCB (dl-PCB) påträffades i ekologiska ägg och gemensamt för de ägg med förhöjda halter var att värphönsen utfodrats med en fodertyp som innehöll fiskmjöl. READ MORE