‘The Mayfly’, Ephemera danica, has been well known to trout anglers for a very long time. It is arguably the most well known of the upwinged flies. Most trout fishermen understand that the life cycle of the mayfly follows the pattern of dun – spinner – egg – nymph – dun and that this goes on unceasingly as long as no link in the chain is … Continue reading MAYFLY NYMPH INSIGHTS