Hunter Ocean was the third doubloon ocean and was opened on 2006-04-20. [1] It was merged into the Emerald Ocean on 31 Jan 2012. Hunter has forty-three islands divided among seven archipelagos. The archipelagos are named after astronomical features (e.g, the constellation of Orion, the Pleiades open cluster, the Horse Head nebula). It has the same layout as Opal Ocean.