You may also be looking for the Opal Ocean.

The Opal Sea is a body of water located on the planet Betazed.

In late 2379, William T. Riker and Deanna Troi shared their honeymoon on the Opal Sea. As a wedding present, Jean-Luc Picard allowed Riker and Troi to use his yacht, the Calypso II, for the duration of the honeymoon. (TTN novel: Taking Wing)

the planet Betazed
Cities and settlements	Condar • Medara • Rixx • Dalaria • Arar • Melfi • Dekoa • Iscandar
Geographic features	Tharazad • Kharazad • Hedeya • Dalar • Arandel • Thalzed • Semizad • Loneel Valley • Valley of Song • Jalara jungle • Hedayan Archipelago • Khara Archipelago • Loneel Mountains • Veliko Mountains • Vathax Mountains • Cataran Mountains • Azure Peaks
Landmarks and institutions:	Amick Hall • Dalaria Spaceport • Enaren University • Janaran Falls • Plaza of Contemplation • University of Betazed • YloTrap
Bodies of water	Alarmante Sea • Bacarba Lake • Great Whirlpool • Indar Ocean • Lake Cataria • Lake El-Nar • Opal Sea • Thaxan Ocean

ConnectionsEdit

• Opal Sea article at Memory Alpha, the wiki for canon Star Trek.