St. Matthew Island (phantom island) and H.C. Adams (1883) suggest that the error may have arisen from a confusion with Annobón Island, which lies at the same latitude but at 5°38′E longitude. St. Matthew Island (phantom island) St Matthew Island is a phantom island once thought to lie roughly one thousand kilometers northeast of Ascension Island in the Atlantic Ocean. It appeared on navigational charts until as late as the early twentieth century. It was supposedly located at approximately 2°S 8°W, and was alleged to have been discovered by the Portuguese on St. Matthew's Day 1516. It was shown and named on several maps going
Ross Island Penal Colony feeding it to 10,000 prisoners which resulted in severe side effects such as nausea, diarrhea and depression; as result the prisoners started injuring each other so that authorities would hang them. Instead, a new system of "flogging and a reduced diet" was introduced and they were made to sleep in a kind of "trellis-work cage". The prisoners also faced hardships from the indigenous tribes, some of whom were cannibals, who tortured and killed them while working in the field, and also attacked the colony. In 1891, there were 12,197 convicts who had been exported from British India. Some of the