Atlantic Ocean as the mid-19th century. During the Age of Discovery, the Atlantic was also known to English cartographers as the Great Western Ocean. The International Hydrographic Organization (IHO) defined the limits of the oceans and seas in 1953, but some of these definitions have been revised since then and some are not used by various authorities, institutions, and countries, see for example the CIA World Factbook. Correspondingly, the extent and number of oceans and seas varies. The Atlantic Ocean is bounded on the west by North and South America. It connects to the Arctic Ocean through the Denmark Strait, Greenland Sea,
A Naturalist in Indian Seas "a most fascinating and complete popular account of the deep-sea fauna of the Indian seas. The book is one of intense interest throughout to a zoologist". In its original edition, "A Naturalist in Indian Seas" was 328 pages long and published in 8 volumes in London. A Naturalist in Indian Seas A Naturalist in Indian Seas, or, Four Years with the Royal Indian Marine Survey Ship Investigator is a 1902 publication by Alfred William Alcock, a British naturalist and carcinologist. The book is mostly a narrative describing the "Investigator"<nowiki>'</nowiki>s journey through areas of the Indian Ocean, such as the Laccadive