Diving Cuba’s Gardens of the Queen: Sharks, Grouper & Pristine Reefs 13Did you know? Diving Cuba’s Gardens of the Queen: Sharks, Grouper & Pristine Reefs 14Did you know? Looking over the list, there is the 110-foot Jardines Avalon I (JA1) introduced in 2010, the 120-foot Jardines Avalon II (JA2), as well as the 130-foot Jardines Avalon F Iand F2 in 2014. Diving Cuba’s Gardens of the Queen: Sharks, Grouper & Pristine Reefs 15Did you know? Silky sharks, Caribbean reef sharks, Nassau grouper, Goliath grouper, tarpon, snapper, and healthy coral ecosystems.