Trophic polymorphism in the Arctic charr (Salvelinnus alpinus (L.)) of Lochs Rannoch, Ericht and Tay, Scotland

• Main Author: Fraser, David
• Format: Thesis
• Language: English
• Published: 1998
• Subjects: QH301 Biology; QL Zoology; Arctic; Tay; Arctic charr; Zooplankton
• Online Access: http://theses.gla.ac.uk/1515/; http://theses.gla.ac.uk/1515/1/1998fraserphd.pdf; https://eleanor.lib.gla.ac.uk/record=b1749189

Morphometric analysis of Loch Rannoch charr indicated that in addition to the pelagic morph previously described, the benthic morph previously described consists of two distinct morphs. Thus one form had a relatively small head, short gill rakers and consumed only benthic invertebrates, whilst the o...