Essays about: "biotic indicator"

Found 2 essays containing the words biotic indicator.

  1. 1. Grandödens och andra faktorers effekt på aspens lavflora i Fiby urskog

    University essay from SLU/Dept. of Ecology

    Author : Tore Dahlberg; [2021]
    Keywords : Fiby; granbarkborre; lavar; asp; ljus;

    Abstract : Fiby urskog är sedan lång tid tillbaka känt för en stor biologisk mångfald med många hotade arter. Bland annat finns en intressant lavflora knuten till områdets gamla aspar. Under sommaren 2019 dog stora delar av områdets granar av granbarkborreangrepp. READ MORE

  3. 2. Macroinvertebrate sampling in hydropeaking rivers : Testing Hester-Dendy samplers in a laboratory environment using different flow conditions

    University essay from Karlstads universitet/Avdelningen för biologi

    Author : Mattias Hansson; [2020]
    Keywords : hydropower; bioassessment; benthic macroinvertebrates; biotic indicator; vattenkraft; biologiska bedömningsgrunder; bentiska makroevertebrater; bioindikator;

    Abstract : Degraded rivers and streams caused by disturbances have created a need for reliable tools to assess the ecological status of such ecosystems. Numerous methods and programs have been developed to assess ecological status using biological indicators, benthic macroinvertebrates are the most commonly used biotic indicator. READ MORE