sourceTaxonName: Salvelinus alpinus
targetTaxonName: midwater & surface water insects
localityName: UK Scotland|Loch Fada (where trout are present) and Loch Meallt (where trout are absent).
referenceCitation: Maitland, P.S. and R.N. Campbell. 1992. Freshwater fishes of the British Isles. HarperCollins Publishers, London.368 p.