Essays about: "predators"

Showing result 11 - 15 of 238 essays containing the word predators.

  1. 11. Carabids as weed seed control agent : impact of soil cultivation on carabid weed seed regulation

    University essay from SLU/Dept. of Crop Production Ecology

    Author : Ellen Dahlgren; [2023]
    Keywords : weed seed predation; weed seed bank regulation; weed seed predation strength; seed predation strength; carabid beetles; tillage; piecewise structural equation model;

    Abstract : As weed seed predators, carabid beetles can regulate the weed seed bank within agricultural fields. Little is anyhow known about how weed seed bank regulation by carabids is affected by different tillage treatments with decreasing intensity, why this was here examined. READ MORE

  3. 12. Change in uptake and transfer of zinc in the food chain when predatory fish disappear from the system

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Sara Westerström; [2023]
    Keywords : Aquatic food web; Food chain structure; Trophic transfer; Decline of top predators; Stage-structured biomass model; Pollutants; Heavy metals; Zinc; Akvatisk födoväv; Födovävsstruktur; Trofisk överföring; Minskning av toppredatorer; Stegstrukturerad biomassamodell; Föroreningar; Tungmetaller; Zink;

    Abstract : There is a widespread distribution of possibly toxic heavy metals, such as zinc, in aquatic ecosystems. Simultaneously aquatic food webs are changing due to declining predatory fish stocks. READ MORE

  4. 13. Wolverine Scavenging Behaviour : At their southern range in Sweden

    University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

    Author : Camille gautier; [2023]
    Keywords : Gulo gulo; scavenger; wolverine; adaptative management; Sweden.;

    Abstract : Over the past decades, wolverines in Sweden have made a recovery from near extinction to recolonization large part of their historic range. Effective conservation of large carnivores, which inhabit extensive territories, necessitates adaptative management that considers the diverse ecological and societal factors spanning their entire range. READ MORE

  5. 14. The Great cormorant, Phalacrocorax carbo, as a predator of the invasive Round goby

    University essay from SLU/Dept. Of Aquatic Resources

    Author : Louisa Alvarez Blomgren; [2023]
    Keywords : Round goby; invasive species; Great cormorant; predator-prey interaction; prey selectivity;

    Abstract : Dispersal of invasive species poses a significant threat to biodiversity loss globally and is one of the major threats to the ecological condition in the Baltic Sea. The Baltic Sea is facing potential problems caused by the Round goby, Neogobius melanostomus, which was presumably introduced via ballast water. READ MORE

  6. 15. Boids Flocking Algorithms : Prey Survival Rate in Predator-Prey Simulations

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Lucas Kerslow; Johannes Matsson; [2023]
    Keywords : ;

    Abstract : Virtual environments are only perceived as real as each part makes it out to be. One aspect of these simulated realities is the movement of the artificial life entities included in some of the virtual environments. READ MORE