The Providence Center, a nonprofit organization serving adults with developmental disabilities, is looking for volunteers for a "plant-a-thon" from 9 a.m. to 3 p.m. Saturday at the horticulture facility on Shore Acres Road in Arnold. Volunteers, in conjunction with Anne Arundel Community College and the Army Corps of Engineers, will help sow seeds for more than 100,000 plants for the bay preservation project at Poplar Island. Other volunteer opportunities include teaching a class, watering plants in the greenhouse, playing a musical instrument, being a handyman or just a "buddy." Call 410-315-8303 or visit www.providencecenter.com.

Jug Bay Wetlands Sanctuary needs volunteers to help with education programs, conservation projects, ecological research, trail maintenance and cleanups throughout the year, including: naturalist training, noon to 4 p.m. Saturday, for older teens and adult volunteers who are needed to lead the sanctuary's monthly pond and stream exploration; water chemistry and nutrient dynamics workshop, 1 to 4 p.m. Sunday, will train volunteers to take measurements and collect water samples to monitor water quality; bay grasses workshop, 9 a.m. to noon April 12, will show participants how to grow underwater grasses at home as part of a restoration project. The project is appropriate for families, no experience is required, and all training and supplies will be provided. There is a $5 materials fee. For more information on these or other volunteer opportunities, call 410-741-9330 or send e-mail to jugbay@toad.net or check the Web site www.jugbay.org.

Patuxent River spring cleanup needs volunteers to pick up litter and remove debris from designated points along Maryland's Patuxent River, 9 a.m. to noon Saturday. Call the Patuxent River Civic Association hotline for more information, 301-249-9761, option #3. Cleanup sites will be listed on the event Web site, www.patuxent.net.

Blacks of the Chesapeake Foundation's Chesapeake Bay Ecology Center includes 12 exhibitions displaying environmental techniques for improving the bay's water quality on 10 acres of undeveloped land at the Anne Arundel County Learning Center at Adams Park in Annapolis. Volunteers are needed to help with plantings, site planning, organizing exhibits and more. Volunteers are needed rain or shine during Earthweek and Greenscape 2003 from 10 a.m. to 4 p.m. April 24 to 26 to plant native plants in rain gardens, butterfly gardens, a wildflower and grass meadow and xeriscapes at this 10-acre site at the end of Clay Street along College Creek in Annapolis. Dress in work clothes and bring gloves. Tools, water and snacks will be provided. Potential team leaders and site-design volunteers are particularly needed for a planning meeting at the Ecology Center from 2 to 5 p.m. next Thursday.. Contact Vince Leggett at 410-269-7815 or vincent425@comcast.net or Zora Lathan at 410-263-1875 or zoralathan@earthlink.net.

Chesapeake Center For Youth Development, which provides disadvantaged young people ages 7 to 21 with educational, clinical, recreational and employment programs, needs volunteers for a "bowl-a-thon" April 26 at the AMF Ritchie Lanes in Glen Burnie. Volunteers are particularly needed to recruit teams for the afternoon session of the bowl-a-thon, and to assist throughout the day with registration and more. Contact Sharon Watts at 410-355-4698.

South River Federation, a nonprofit umbrella organization, includes individuals and civic and community associations dedicated to restoring, protecting and preserving the South River watershed. Volunteers are needed for administrative assistance, grant writing, membership recruitment and management, fundraising, event planning and other duties. Call Drew Koslow at 410-260-8635 or send e-mail to droid09@hotmail.com, or call Paula Jasinski at 410-267-5673 or send e-mail to membership@southriverfederation.org. Teams of volunteers are needed to help install rain barrels, assist with BayScape gardens and rain gardens, and stencil storm drains in communities in the South River watershed. For information, contact actionteams@southriverfederation.org.

Anne Arundel County Food and Resource Bank needs people to sort food for distribution on Saturdays or evenings in Crownsville. Volunteers with pickup trucks are especially needed. Also needed are volunteers to help with computers, a database, the group's Web site and office phones, copying and other duties, from 8:30 a.m. to 2:30 p.m. Call Bruce or Linda at 410-923-4255 or send e-mail to Bruce@aafoodbank.org. Web site: www.aafoodbank.org.

Anne Arundel Heritage Inc. preserves the historic mansion Linthicum Walks, 2295 Davidsonville Rd., Gambrills. Volunteers are needed to assist with preservation efforts, offer craft lessons in the future or teach art or other classes. Call 410-451-3444.

Anne Arundel Volunteer Firefighters Association needs volunteers 16 and older as cadets and firefighters and as emergency medical service providers for local volunteer fire companies. Twenty-two of the county's 29 fire stations are partly staffed with volunteers. There are also auxiliaries that help with office support, fundraising and community service programs. Training is provided. Call 410-923-5646 or 301-261-0060. Web site: www.aacvfa.org.

Broadneck Family Youth Center serves as a haven for approximately 30 youths daily. Volunteers are needed to serve as tutors for one-on-one sessions from 2 to 6 p.m. weekdays or as scheduled. Volunteers are also needed from 2 to 6 p.m. or 5 to 9 p.m. every day as mentors, counselors, carpenters, chaperons at recreational activities, and to assist in the office. Many positions are open for young people, ages 14 to 18. Call Chuck Sellner at 410-626-8281 or send e-mail to bfyc1@aol.com.

Chrysalis House in Crownsville provides addiction treatment services for women and women with children in a residential setting. Volunteers are needed to teach basic word processing, spreadsheets and resume writing; to help with computer maintenance and upgrades; and to assist with building repairs and grounds maintenance. Volunteers are also need to facilitate recreational activities for clients and work in the child care center (after appropriate screening). Some volunteer positions are flexible; day and evening schedules are possible. Call Alice Leazer at 410-974-6829, Ext. 15.

The Annapolis Rowing Club is looking for people 16 and older interested in becoming coxswains for the masters' evening rowing group. The group rows on Monday and Thursday evenings and Saturday mornings. No experience is necessary, just a love of the water and a willingness to learn. Training is provided. It is a great way to meet new people and learn a skill. If interested, call 410- 269-4460 or 410-437-8703.

Anne Arundel County Commission on Disability Issues is committed to creating an environment that lets individuals with disabilities participate in their community. Volunteers are needed to serve on committees and engage in activities. The commission studies disability issues and makes recommendations to the county executive. Meetings are from 1 to 3 p.m. the fourth Tuesday of each month. For more information, 410-222-4383.

Anne Arundel County Literacy Council needs literacy tutors to combat adult illiteracy. After training, volunteers can decide their own schedules and locations with assigned students or they can tutor at local detention centers, in small groups, as family literacy tutors and as English as a Second Language tutors. Volunteers 18 and older are needed as part-time office assistants from 10 a.m. to 2 p.m. once a week or every other week at a new office in Annapolis. Volunteers are also needed for fundraising and publicity committees. Call Linda Paez at 410-757-0232 or send e-mail to literacy@toadmail.com. Web site: www.icanread.org.

Civil Air Patrol Annapolis Squadron, an all-volunteer Air Force auxiliary, has several planes over the Chesapeake Bay on weekends looking for boats in distress and providing eyes in the sky for the Maryland Natural Resources Police and the Coast Guard. The Civil Air Patrol also does aeronautical training and has a cadet program for teenagers. The Bay Patrol is based at Lee Airport in Edgewater where the Annapolis Squadron holds weekly meetings at 7 p.m. on Tuesday. For information, call 410-956-3618.

The Community Center in Severna Park has opportunities for volunteers to tutor youths in math or English at an after-school middle school program, to serve on the center's board or a standing committee, to help with maintenance work and gardening or to coordinate other volunteers. Chaperons are needed for Friday and Saturday night Youth Center events. Call Patt Haun at 410-647-5843 or send e-mail to phaun@ccatwoods.org. Web site: www.ccatwoods.org.

Concerned Citizens for Successful Students needs volunteer math tutors during the school year who are competent in basic math, pre-algebra, algebra and geometry, from 3:30 to 5 p.m. Tuesday and Thursday at Asbury United Methodist Church on West Street in Annapolis. A volunteer is also needed to help with fundraising. Call Odessa Ellis at 410-573-1116 or 410-268-9500 for information.

Food Link, an organization that provides free food and other essentials to people in need in Anne Arundel County and four counties on the Eastern Shore, seeks volunteers with trucks or vans to pick up food from distribution centers, restaurants and other sites and deliver it to food pantries, shelters and other locations serving the hungry. A new pantry is being set up at Annapolis Middle School where parents can receive bags of groceries in exchange for volunteer hours. Call Cathy Holmstrom at 410-222-7853.

Footworks Percussive Dance Ensemble, a nonprofit arts organization, welcomes support from community members who are able to donate time, expertise, money or equipment. Volunteers 18 and older with finance and/or fundraising backgrounds are needed to help with grants, financial reports and other work. Footworks is also looking for office volunteers for two to four hours per week to answer phones, assist with filing and word-processing, and for other duties. Internet research, data processing and other tasks could also be done at home. Call Megan Downes at 410-897-9299 or send e-mail to office@footworks.org.

-- Compiled by Sharon Fanning

If you want to volunteer, please contact the agencies directly. If you would like to submit an item seeking volunteers for your organization, please send e-mail to aaextra@washpost.com, a fax to 410-267-6972 or write to Volunteers, Anne Arundel Extra, The Washington Post, 3 Church Cir., Annapolis, Md. 21401.