Aquatic Science By $arge03 1842 Coral Atolls https://www.nationalgeographic.org/encyclopedia/atoll/#:~:text=An%20atoll%20is%20a%20ring,the%20open%20ocean%20or%20sea. 1868 Dredge https://www.nationalgeographic.org/media/ocean-exploration-timeline/#historic-dredge 1882 The Albatross https://library.ucsd.edu/dc/object/bb1741801j#:~:text=Circa%201904.-,U.%20S.%20Fisheries%20Commission%20steamer%20Albatross%20(ship)%20which%20was%20the%20world's,Circa%201904. 1912 Titanic https://www.nationalgeographic.org/media/ocean-exploration-timeline/#sunken-titanic 1914 Fessenden Oscillator https://www.nationalgeographic.org/media/ocean-exploration-timeline/#fessenden-oscillator 1940 The Abyssal Plain https://www.britannica.com/science/abyssal-plain 1955 Magnetometer https://www.nationalgeographic.org/media/ocean-exploration-timeline/#magnetometer 1960 The bathyscaphe Trieste https://www.nationalgeographic.org/media/ocean-exploration-timeline/#the-bathyscaphe-trieste 1977 Giant Tube Worms (Riftia pachyptila) https://en.wikipedia.org/wiki/Riftia_pachyptila 2012 Deepsea Challenger https://www.nationalgeographic.org/media/ocean-exploration-timeline/#deepsea-challenger-illustration