 The zoo is also a member of the World Association of Zoos and Aquariums (WAZA), the Israel Zoo Association (which it helped form), and the International Species Information System (ISIS).Members of the veterinary staff belong to the American Association of Zoo Veterinarians, the European Association of Zoo and Wildlife Veterinarians, and the European Group on Zoo Animal Contraception.A record 738,000 people visited the zoo in 2009.