O2 Bistro opened at 1002 Aspen Road, Clear Lake Shores, on Oct. 24. The site was formerly occupied by Opus Bistro, which recently relocated to South Shore Harbour Resort. O2 Bistro is a restaurant concept by John Schafer, owner of Outriggers Seafood Grill & Bar in Seabrook. The bistro offers seafood such as crab, shrimp, tuna and calamari; steak; chicken; pork; and more. 281-532-6860. www.o2bistro.com