Invasive didymo algae will likely be a frustrating part of future angling in southwestern Pennsylvania. Post-Gazette outdoors editor John Hayes will interview Maryland Department of Natural Resources aquatic biologist Ron Klauda about controlling and living with didymo during a seminar at 6 p.m. Friday at the Allegheny Sport, Travel and Outdoor Show at Monroeville Convention Center at Monroeville Mall.
• MEET N' GREET Visit with John Hayes at the Post-Gazette booth at the outdoors expo 7-9 p.m. Thursday, 2-4 p.m. Friday and 7-9 p.m. Saturday.
• DEER PHOTOS Rate readers' deer harvest photos and publish your own at www.post-gazette.com/sports/outdoors (click the Deer Photos box on the right, follow the prompts).
• FISHING REPORT Weekly regional fishing Fridays in Sports.