Jellyfish

History of Oceanography Morgan Thornton Period:6

  • Eratosthenes 276BC
    276

    Eratosthenes 276BC

    He is noted for devising a map system based on latitude and longitude lines and computing the size of the Earth.
  • Prince Henry The Navigator
    Jan 5, 1420

    Prince Henry The Navigator

    Thanks to Prince Henry's patronage, Portuguese ships sailed to the Madeira Islands
  • Ferdinand Megellan
    Jan 5, 1480

    Ferdinand Megellan

    was the first European to sail across the Pacific Ocean
  • Christopher Columbus
    Jan 5, 1492

    Christopher Columbus

    sailed across the Atlantic Ocean in 1492
  • James Cook

    James Cook

    lead a scientific expedition that would sail to the island of Tahiti in the south Pacific
  • SONAR

    SONAR

    Sonar is a system that uses transmitted and reflected underwater sound waves to detect and locate submerged objects or measure the distances underwater
  • Oceanic Exploration by George Strong Nares 1872-1876

    Oceanic Exploration by George Strong Nares 1872-1876

    gathered observations from 362 stations and made 492 deep surroundings and 133 dredgings.
  • Bathysphere, built by William Beebe

    Bathysphere, built by William Beebe

    made its first dives in 1930. On June 11, 1930, it reached a depth of 400 m, or about 1,300 feet, and in 1934
  • Benjamin Franklin

    Benjamin Franklin

    thought the thermometer could become an important aid to navigation, particularly to ships sailing in or near the Gulf Stream.
  • Matthew Maury

    Matthew Maury

    Over the next 19 years Maury devoted himself to studying the winds, clouds, weather, and ocean features
  • Ptolemy March 26, 127

    Ptolemy March 26, 127

    propounded the geocentric theory in a form that prevailed for 1400 years
  • Pytheas-320BC

    Pytheas-320BC

    first Greek to visit and describe the British Isles, and the Atlantic coast of Europe.