Changes are afoot here in the Roaring Fork Valley this week as ideal spring-fishing conditions are at our doorstep. With the warming trend, especially downvalley, we are now seeing the first waves of ...

This rainbow trout fell for a blue-wing olive wet fly imitation in a size 16 dead-drifted near where faster waters enter into a pool.

Whether you love to fly fish or love to explore and learn about the river environment, witnessing the blue-winged olive mayfly emergence can add to your spring-time enjoyment of the outdoors.

With this in mind, fly anglers will want to be certain that they are matching this hatch with localized colors and imitations to improve their on-the-water success.Some of my favorite blue-wing olive ...

If you’re fishing a small Rocky Mountain stream on an evening in May, there’s a real good chance you’ll catch a Blue-Winged Olive hatch and a caddis hatch simultaneously.

But if you look closely enough you’ll see the slow rise and long tail of blue wing olive mayflies lifting through the air. Blue Wing Olives, aka BWO, are small mayflies with a short life cycle that is ...

The blue-winged olive hatches have started and will continue into June so if you get out make sure you have a variety of flies to imitate the mayfly nymphs, adults and spinners.

Blue-winged olive The blue-winged olive refers to a group of mayflies that belong to the order Ephemeroptera. They are aquatic insects and popular among fly fisherman, as their fly patterns during ...