The Calgary Aquarium Society Fall Auction will take place on Saturday, October 3rd, 2026, at the Highland Park Community Centre, 3716 2 St NW, Calgary, AB T2K 0Y4. Doors open for viewing at 10:00 AM, with the auction beginning at 11:00 AM. The auction is free and open to the public, with fish, plants, aquarium equipment, and other hobby-related items available. Submitting lots requires a valid Calgary Aquarium Society or partner organization membership, which can also be purchased at the auction.