Ross Atoll Ross Atoll Ross Atoll is a small atoll in the Admiralty Chart with an almost round lagoon. It is located at about five miles from the Northeast point of Ari Atoll. The northern and western sides form one continuous barrier reef, and the eastern side is another barrier reef. The four mile wide lagoon has soundings from 15 to 20 fathoms (27 to 37 m) and abounds in detached coral patches. This natural atoll was named Ross Atoll by Captain Robert Moresby during his survey of the Maldive Islands. It was named after Captain Daniel Ross of the Bombay Navy,
Oroluk Atoll Oroluk Atoll Oroluk Atoll is an atoll belonging to Pohnpei State in the Micronesia. Oroluk Atoll stretches from the northwest to the southeast with a length of about and an average width of . The lagoon's surface is roughly . The more than 25 sandy islets and banks, predominantly on the eastern rim of the atoll, have been washed away by cyclones through the years. Only one island remains, Oroluk Island in the very northwest corner of the atoll. Oroluk Atoll is believed to have been first discovered and named by navigators from Namoluk Island in the Mortlock Islands. The