The Ornamental Aquatic Trade Association Ltd (OATA) is the UK trade body for the ornamental fish industry. It represents the industry to government, sets standards through its code of conduct, and publishes advice for businesses on water quality, sustainable sourcing, selling fish online, biosecurity, animal activities licensing and invasive species.
Its website includes a find-a-member search for buyers looking for OATA member businesses, and a news service covering the aquatic trade.
Source: ornamentalfish.org