march depth
21USS Trigger (SS-237) — was a Gato class submarine, the first ship of the United States Navy to be named for the triggerfish, any of numerous deep bodied fishes of warm seas having an anterior dorsal fin with two or three stout erectile spines. Trigger s keel was laid… …
22Russia — /rush euh/, n. 1. Also called Russian Empire. Russian, Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Cap.: St. Petersburg (1703 1917). 2. See Union of Soviet Socialist Republics. 3. See Russian… …
23Submarine — For other uses, see Submarine (disambiguation). A Japan Maritime Self Defense Force Oyashio class submarine in 2006 A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which… …
242010 Chile earthquake — For other earthquakes in and about Chile during 2010, see List of earthquakes in Chile occurring in 2010. 2010 Chile earthquake …
25USS Thresher (SS-200) — USS|Thresher|SS 200, a Tambor class submarine, was the first United States Navy ship to be named for the thresher shark. Her keel was laid down 27 May 1939 at the Electric Boat Company of Groton, Connecticut. She was launched on 27 March 1940… …
261980 eruption of Mount St. Helens — Photograph of the eruption column, May 18, 1980 Volcano Mount St. Helens …
27SS Edmund Fitzgerald — Edmund Fitzgerald redirects here. For other uses, see Edmund Fitzgerald (disambiguation) …
282010 Pichilemu earthquake — Terremoto de Pichilemu de 2010 House damaged by the Pichilemu earthquake, in the epicentre town, as seen on 16 April 2011 …
29USS Anderson (DD-411) — For the World War I patrol boat, see USS Margaret Anderson (SP 1203). Anderson running trials in 1939 Career (United States) …
302010 Canterbury earthquake — For the severe aftershock of 22 February 2011, see 2011 Christchurch earthquake. 2010 Canterbury earthquake …
