TODAY
Fly-fishing. Orvis Days seminars: 11 a.m.-5 p.m., beginning classes with Kerry Caraghar; 11 a.m.-noon, fly-casting for beginners; 12:15-1:15 p.m., knots and rigging; 1:30 p.m.-2:30 p.m., selecting flies. Orvis Cherry Creek, 2701 E. First Ave., 303-355-4554.
Fly-fishing. Fly tying at Orvis Englewood: noon-1 p.m., Herman de Gala demonstration; 1:30-2:30 p.m., Jonathan Keisling demonstration of Czech nymphs. 9615-A E. County Line Road, 303-768-9600.
Outdoor skills.Bass Pro Shops series; 11 a.m., how to use a fish-finder; 1 p.m., bass fishing clinic; 2 p.m., choosing the proper optics. 7970 Northfield Blvd., Denver, 720-385-3600.
THURSDAY
Fly tying. Vincent Su vise demonstration, 5-7 p.m. Trout’s Fly Fishing, 1303 E. 6th Ave., 303-733-1434.
SATURDAY
Fly-fishing. Jonathan Walter presentation on four major aquatic insects, also Jorge Dominguez discussion on stoneflies, 7 p.m. Colorado Mountain Club, 710 10th St., 303-279-3080 ext. 2.
• Casting clinic, 10:30-11:30 a.m. Trout’s Fly Fishing, 1303 E. Sixth Ave., 303-733-1434.
Fishing. Aurora Trout Tournament, 5:30 a.m.-2 p.m., $10,000 first prize. Aurora Reservoir, 303-690-1286, .
Outdoor skills. Bass Pro Shops series; 11 a.m., how to use a fish-finder; 1 p.m., bass fishing clinic; 2 p.m., choosing the proper optics. 7970 Northfield Blvd., Denver,720-385-3600
Banquet. Parker Chapter Ducks Unlimited, 6 p.m. Double T Arena, 9850 E. Parker Road, 303-284-1726.
• Brighton Chapter Ducks Unlimited, 5:30 p.m. Riverdale Knolls Golf Club, 13300 Riverdale Road, 720-685-9558.
Fly-fishing. John Gierach book signing, 10 a.m. St. Peter Fly Shop, 202 Remington St., Fort Collins.
MAY 18
Outdoor skills. Bass Pro Shops series; 11 a.m., how to use a fish-finder; 1 p.m., bass fishing clinic; 2 p.m., choosing the proper optics. 7970 Northfield Blvd., Denver, 720-385-3600.
MAY 20
Fly-fishing. Ron Belak on high country lakes, Cutthroat Chapter of Trout Unlimited meeting, 7 p.m. South Metro Denver Realtor building, northeast corner of South Broadway and East Mineral Avenue, 7899 S. Lincoln Court, Littleton, 303-220-5450.



