Chico's Natural Pet Market in Falls Church, VA will be holding a free seminar on aquarium filtration Sunday March 24 5:30 - 7:30. Seminar will be presented by long time PVAS member John Mangan. Refreshments, raffle prizes, everyone attending will receive a certificate for 20% off their next purchase of fish or aquarium related items. See our website chicosnaturalpetmarket.com or checkout our facebook page chico's tropical aquarium for more information. Call 703 750-6675 to reserve your spot.