PLANNING AHEAD

SYMPHONY

See the Capistrano Valley Symphony perform “Move Over, Caruso.” Tonight. Mission San Juan Capistrano. (949) 240-8584.

AQUARIUM

Cabrillo Marine Aquarium lets ninth- through 12th-graders explore oceanography. Runs Monday-Friday. San Pedro. $90. (310) 548-7563.

NATURE

Friends of the L.A. River lead a tour of Dominguez Gap in Long Beach. Today. 4:30 p.m. Meet at Del Amo Boulevard and Oregon Avenue. (213) 381-3570.

O.C. FAIR

Emilio performs at the Orange County Fair, 88 Fair Drive, Costa Mesa. 7 and 9 p.m. Tonight. $2-$6. (714) 708-3247.

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Information?

Health-related events and support groups are listed in Monday’s Health section. Lectures, social events and volunteer opportunities appear in this section on Tuesday. Books and author events run in this section on Wednesday. Garden events and clubs are in Saturday’s Home Design.