If you're puzzled at what they are talking about, it is the use of the slant tank to view insects (and flies) the articles are here:
http://www.flyanglersonline.com/features/fliesonly/ Will give you a NEW way of looking at your flies.
If you're puzzled at what they are talking about, it is the use of the slant tank to view insects (and flies) the articles are here:
http://www.flyanglersonline.com/features/fliesonly/ Will give you a NEW way of looking at your flies.