Search for dissertations about: "fiskar"

Showing result 1 - 5 of 49 swedish dissertations containing the word fiskar.

  2. 1. The braincase of Youngolepis, a Lower Devonian crossopterygian from Yunnan, south-western China

    Author : Mee-mann Chang; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Fiskar; Paleozoologi;

    Abstract : The endocranium and skull roof of Youngolepis, a Lower Devonian crossopterygian from south-western China, is described based on some 40 specimens of which one was investigated by serial grinding. In cranial structure Youngolepis Chang et Yu, 1981, shows affinity to Powichthys Jessen, 1975, from the Lower Devonian of the Canadian Arctic. READ MORE

  4. 2. Aggressive behaviour between territorial cichlid fish and its regulation

    Author : Anders Fernö; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; behaviour; animal; fishes; Djursociologi; fiskar;

    Abstract : .... READ MORE

  5. 3. Morphological studies on the caudal neurosecretory system in teleosts and elasmobranchs

    Author : Gunnar Fridberg; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Fiskar; Pisces; rundmunnar; Cyclostomi;

    Abstract : .... READ MORE

  6. 4. Behavioural ecology of the labrid fishes (Teleostei : Labridae) at Tjärnö on the Swedish west coast

    Author : Nils-Ove Hilldén; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Ekologi; zoologi; Fiskar; Tjärnö;

    Abstract : .... READ MORE

  7. 5. Environmental Monitoring of Refuse Dump Leachate Toxicity in Fish

    Author : Erik Noaksson; Lennart Balk; Louis J. Guillette Jr; Stockholms universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Fiskar; miljögifter; Toxicology; Toxikologi;

    Abstract : The global economy is driven by the consumption of goods and materials. Used products are often deposited on refuse dumps, making them potential point sources for all man-made chemicals. Water soaking through landfill waste results in a wastewater termed leachate. READ MORE