Published Aug 25. 2015 - 8 years ago
Updated or edited Feb 27. 2019

An aura

The long hairs on the larvae often give them a very bright aura, which is easy to imitate with a dry fly hackle
Copyrighted material
Martin Joergensen - The Global FlyFisher
An aura
Martin Joergensen
Used in "Foam Caterpillars"