Essays about: "novel fish feed"

Found 5 essays containing the words novel fish feed.

  1. 1. Evaluation of novel climate-friendly feed for Nile tilapia in Tanzania

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

    Author : Vilma Johansson; [2023]
    Keywords : Black soldier fly; novel fish feed; circular aquaculture; sub-Sahara aquaculture; greenhouse gas emissions; LCA; Nile tilapia;

    Abstract : Tanzania is a country located in sub-Sahara Africa by the Indian Ocean. Tanzania's aquaculture sector is small but has the potential to grow. As the population grows, so does the demand for food. Nile tilapia is the most cultured fish in Tanzania due to its hardiness, fast growth and tolerance to many environmental conditions. READ MORE

  3. 2. STARTING FROM THE BOTTOM: USING LOW TROPHIC SPECIES IN SALMON FEEDS. Assessing the environmental performance of novel salmon feeds with LCA .

    University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap

    Author : Moritz Hempel; [2022-08-30]
    Keywords : LCA; Salmon aquaculture; novel feeds; seaweed; blue mussel;

    Abstract : Over the past 30 years, the formulation of salmon feeds has shifted from being based on marine ingredients like fishmeal and fish oil towards more plant-based ingredients. This shift was caused by limited supply of wild fish and general sustainability concerns related to using forage fish for feed, so they were mainly replaced with vegetable-protein. READ MORE

  4. 3. MINERAL CARRYOVER FROM SHELLED MUSSEL MEAL IN THE SPOTTED WOLFFISH (ANARHICHAS MINOR). Potential of dietary mineral supplementation on growth, stress and health.

    University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap

    Author : Terese Hjelleset; [2022-08-16]
    Keywords : ;

    Abstract : The potential of Swedish aquaculture is currently not fulfilled as Sweden is still a net importer of fish with low production and narrow species diversity. In recent years, there has been increasing interest in expanding and diversifying Swedish aquaculture to make it more sustainable and competitive. READ MORE

  5. 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

  6. 5. Selective predation by perch (Perca fluviatilis) on a freshwater isopod, in two macrophyte substrates.

    University essay from Ekologi

    Author : Magnus Andersson; [2010]
    Keywords : fish predation; perch; Asellus aquaticus; divergent selection; habitat-specific adaptation; background matching.;

    Abstract : Recent studies show that populations of the freshwater isopod Asellus aquaticus L. can rapidly become locally differentiated when submerged stonewort (Chara spp.) vegetation expands in lakes. In the novel Chara habitat, isopods become lighter pigmented and smaller than in the ancestral reed stands. READ MORE