Hi,

If you can get (or find) a copy of the Oz magazine "Flylife". issue #39 has an article "Big Bad & Ugly" which addresses your question exactly, and provides a recipe for the appropriate fly ("troll" from memory). Or you could try the forum site
[url=http://www.flylife.com.au/:96e2c]http://www.flylife.com.au/[/url:96e2c]

I think they keep an index of their articles online.

tight lines

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"If fishing is a sport, then I must be an athlete!"