lochs in scotland

[The percher]

Hi, im goin on a boating holiday on the caledonian canal this summer and will be travellin through lochs such as ness, oiche and lochy. Iwas wondering if there was any gud piking to be done in any of these lochs, if so, how should i go abowt catchin em?
Any info would be great
thnx
[8D]The percher[8D]

J.Tolley