Sökning: "fish barrier"

Visar resultat 11 - 15 av 23 uppsatser innehållade orden fish barrier.

  1. 11. Bubble curtains with vertical tubes : A way to deter fish from hydro power intakes

    Master-uppsats, Umeå universitet/Institutionen för tillämpad fysik och elektronik

    Författare :Gustav Molin; [2019]
    Nyckelord :Bubble curtain hydro power intakes fish salmon eel barrier screen deter; vattenkraft bubbelridå ridå bubblor lax ål fisk;

    Sammanfattning : This project was performed on assigment of Vattenfall R&D in Älvkarleby. The project was a first step in evaluating whether bubble curtains with vertical tubes could be suitable for diverting fish from hydro power intakes into fish passages. LÄS MER

  3. 12. CBA of environmental projects within hydropower

    Master-uppsats, KTH/Energiteknik

    Författare :Sarah Hagman; Julia Lindberg; [2018]
    Nyckelord :;

    Sammanfattning : Hydropower is a fundamental pillar in the Swedish energy system and accounts for a large part of the Swedish electricity production. The regulation power is also essential for balancing the grid load. LÄS MER

  4. 13. Discarding the Landing Obligation? : Swedish Fishers' Commitment to the EU Discard Ban

    Master-uppsats, Stockholms universitet/Stockholm Resilience Centre

    Författare :Vera Telemo; [2018]
    Nyckelord :Fishers; Landing Obligation; Legitimacy;

    Sammanfattning : The widespread practice of discarding dead fish is believed to negatively affect the sustainability of fish stocks. Between 2015-2019 a landing obligation, aiming to gradually eliminate this practice, is introduced in all EU fisheries. LÄS MER

  5. 14. CBA of environmental projects within hydropower

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Julia Lindberg; Sarah Hagman; [2018]
    Nyckelord :Cost-benefit analysis; CBA; hydropower; socio-economic assessment method; kostnadsnyttoanalys; vattenkraft; miljöprojekt; samhällsekonomisk lönsamhetsbedömning;

    Sammanfattning : Hydropower is a fundamental pillar in the Swedish energy system and accounts for a large part of the Swedish electricity production. The regulation power is also essential for balancing the grid load. LÄS MER

  7. 15. Distribution of Meiofaunal biodiversity and abundance in relation to development stage of the Mangrove Forest

    Kandidat-uppsats, Lunds universitet/Examensarbeten i biologi

    Författare :Matilda Hultman; [2017]
    Nyckelord :Biology and Life Sciences;

    Sammanfattning : Mangrove ecosystems constitute a valuable economic resource harbouring a wide diversity of organisms and operating an essential provider of nutrients for adjoining marine ecosystems. The meiobenthic fauna (i.e. LÄS MER