Author: Thompson, 1835
FBname: Irish pollan
Comments: Lacustrine, in open waters (Ref. 59043). Feeds on bottom invertebrates and on semi-pelagic crustaceans (<i>Mysis relicta</i>), and also on their own eggs (Ref. 6258). 
  Status of threat: Threatened by eutrophication, introductions and warming of lakes. Only remaining abundant population in Lough Neagh (Ref. 59043).