Sökning: "fishing and hunting gear"

Hittade 3 uppsatser innehållade orden fishing and hunting gear.

  1. 1. Making nets more acoustically visible : Floats as passive mitigation measures to reduce bycatch of harbour porpoise (Phocoena phocoena) in gillnets

    Master-uppsats, SLU/Dept. Of Aquatic Resources

    Författare :Frida Rosshagen; [2023]
    Nyckelord :toothed whales; harbour porpoise; Phocoena phocoena; incidental capture; bycatch; fisheries; fishing gear; ; gillnet; mitigation; reduction; low-cost; passive acoustic reflector; float;

    Sammanfattning : Incidental capture in fishing gear is today affecting at least 112 marine mammal species worldwide and for many smaller toothed whale species (Odontocete), gillnets are considered to be the largest problem. Although some effective mitigation measures exists, these are often context specific and many might be hard to implement due to reasons such as high costs and maintenance. LÄS MER

  3. 2. En resa över havet : en studie av stockbåtens användning inom Erteböllekulturen med ett fokus på Tybrind Vig och Stralsund

    Kandidat-uppsats, Linnéuniversitetet/Institutionen för kulturvetenskaper (KV)

    Författare :Håkan Bengtsson; [2018]
    Nyckelord :Log-boat; Dugout canoe; Stone age; Mesolithic; Ertebölle culture; Paddle; Baltic sea;

    Sammanfattning : Log-boats within the Ertebölle culture have had a broad use in the society. From social usesas transport and communication devises to economical uses within hunting and fishing. Thelog-boats have been quite large, larger than log-boats in later periods. LÄS MER

  4. 3. Evidence for a Stone Age fibre technology – a closer look at the prehistoric String Theory

    Kandidat-uppsats, Lunds universitet/Arkeologi

    Författare :Eva Christina Wigforss; [2014]
    Nyckelord :Grounded Theory; prehistoric fiber string theory; materiality; knotting; perforated beads; textile impression in clay; cordage; fishing and hunting gear; Upper Palaeolithic; Mesolithic; textile ethnographia; History and Archaeology;

    Sammanfattning : The aim of the present study was to take a closer look into the evidence for a theory of prehistoric string manufacture, formulated by the British archaeologist Karen Hardy in the article Prehistoric string theory. How twisted fibers helped to shape the world (Hardy, 2008). LÄS MER