Rosedale Recreation and Parks Council is seeking volunteers to work with a variety of summer recreation programs including playgrounds, tennis, nature and summer camp. Call Bob McClelland, (410) 887-0294.

National Aquarium needs volunteers as exhibit guides, information desk receptionists, gift shop clerks and as office, horticulture, aquarist and herpetology assistants plus library help. For more information call (410) 576-3886.

Candlelight Concert Society in Columbia want volunteers to help with all aspects of concert performances, communications and publicity. Call (410) 720-1027.

Attorney General's Consumer Protection Division wants volunteers for its complaint-handling unit. Call (410) 576-6550.

Family Crisis Center-Dundalk wants volunteers for help in various areas serving victims or potential victims of domestic violence. Call (410) 285-7496.

B&O; Railroad Museum wants volunteers to help as researchers, as guides and greeters, for gardening, carpentry and computer abilities. To volunteer, call (410) 752-2395.

Augsburg Lutheran Home needs volunteers for its new program of structured visits with residents who are non-participatory. Call (410) 486-4573.

Franklin Square Hospital wants volunteers to help with maternity admissions, the Auxiliary gift cart, as nursing assistants or in the billing department. Volunteers get fringe benefits. A three-month, four-hour shift per week is asked. For more information call 682-7240.

Lady Maryland Foundation needs volunteers to assist with the on-board education program going out on the Lady Maryland or the Mildred Belle. For training information, call Amy Rosenthal, 685-0296.