Essays about: "river intake"

Showing result 1 - 5 of 11 essays containing the words river intake.

  1. 1. Evaluating an increased spill regime as a management tool to improve downstream passage of salmon smolt

    University essay from Karlstads universitet/Institutionen för miljö- och livsvetenskaper (from 2013)

    Author : Mattias Hansson; [2022]
    Keywords : hydraulic modeling; hydroacoustic telemetry; time to event analysis; hydraulisk modellering; överlevnadsanalys; hydroakustisk telemetri;

    Abstract : The anadromous Atlantic salmon (Salmo salar) is dependent on river connectivity to reach spawning and rearing habitats in rivers. Most rivers are today fragmented by artificial barriers such as hydroelectric powerplants (HEP) which impede this migratory movement. READ MORE

  3. 2. ADAPTED FISH FRIENDLY OPERATION OF SMALL-SCALE HYDROPOWER PLANTS : AN ECONOMIC ANALYSIS

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Ana Gil Merino; [2022]
    Keywords : ;

    Abstract : The hydropower sector generates almost half of the electricity produced in Sweden annually. Although hydropower is a renewable energy that produces no emissions, there is an impact on the local scale of Swedish aquatic ecosystem causing the decline of some fish species due to its impact on rivers connectivity. READ MORE

  4. 3. Comparing Resource Abundance And Intake At The Reda And Wisla River Estuaries

    University essay from Linköpings universitet/Statistik och maskininlärning

    Author : Saman Zahid; [2021]
    Keywords : Reda and Wisla river estuaries; resource abundance; change in mass; multiple linear regression; generalized additive model; linear mixed effect model; Expectation-maximization; AIC;

    Abstract : The migratory birds stop at different stopover sites during migration. The presence of resources in these stopover sites is essential to regain the energy of these birds. This thesis aims to compare the resource abundance and intake at the two stopover sites: Reda and Wisla river estuaries. READ MORE

  5. 4. Downstream migration and survival of Atlantic salmon (Salmo salar L.) kelts and fallbacks when passing a hydropower plant

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

    Author : Frans Byström; [2020]
    Keywords : migration; kelt; iteroparous; anthropogenic obstacle; survival; turbine passage;

    Abstract : Repeat spawners of Atlantic salmon may be of great importance for population stability, the return spawners can significantly contribute to recruitment of juveniles. To have a significant proportion of repeat spawners in the population, it is necessary that salmons can successfully migrate back to the sea after spawning upriver. READ MORE

  6. 5. GC-MS Screening and PCB Analysis of Sediment from Central Kattegat

    University essay from Örebro universitet/Institutionen för naturvetenskap och teknik

    Author : Emma Eriksson; [2015]
    Keywords : Paper mill; nuclear power plant; screening; GC-MS; PCB; APGC;

    Abstract : Five sediment samples were collected in Bua on the Swedish west coast, near two industries, a paper mill, and a nuclear power plant. The two industries use water in their processes and have long been associated with releases of different substances, such as PCBs, and other chlorinated compounds. READ MORE