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was now an old ship. Nonetheless, important discoveries were made. The deepest dredgings, at 650 fathoms (1,190 m), found evidence of animal life. Measurements of temperature dispelled the previous idea of a constant 4°C at great depths, with both colder and warmer temperatures found, suggesting
16:
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in the Thames
Estuary to measure speed and coal consumption at different steam pressures. At lower pressures speed was reduced, but fuel economy improved, allowing for a greater range.
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deep ocean currents. Many previously unknown species were found. These findings led to continued support from the Royal
Society and the Admiralty for further deep-sea exploration.
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that there was no life - an azoic zone - in the oceans below a few hundred fathoms. The Royal
Society persuaded the Admiralty to provide a ship,
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carried out this work, and then guided the squadron carrying troops to the landing site for the successful assault on the fortress of
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in August and
September 1868, under the command of Commander W.H. May, was beset by bad weather, compounded by the fact that
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was then employed in surveying the west coast of Great
Britain under the command of J. Richards, and was broken up in 1872.
39:, launched in 1823, was a paddle steamer, one of the first steam-powered ships on the Navy List. She served initially as a
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in 1868. This was the first of a series of scientific voyages. The later ones were in
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surveying on the west coasts of Great
Britain. She was then made available to
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238:
The
Admiralty Chart: British Naval Hydrography in the Nineteenth Century
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Brisinga coronata, a starfish dredged from 500 fathoms (910 m)
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261:"Steam-boat Experiments - On the reduction of steam-power"
84:, was engaged in reconnaissance and survey work in the
130:. Thomson and Carpenter had received support from the
65:. In 1836 she took part in trials conducted by
134:for deep-sea explorations to test the idea of
119:for a deep-water dredging survey in the north
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207:British Oceanographic Vessels, 1800-1950
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24:For other ships with the same name, see
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315:Research vessels of the United Kingdom
92:had never been properly surveyed, and
305:Paddle steamers of the United Kingdom
7:
43:, but was later converted into an
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88:. The narrow channels around the
236:Ritchie, George Stephen (1967).
210:. Ray Society. pp. 97–100.
1:
281:Thomson, C. Wyville (1873).
72:From 1854-1855, during the
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117:William Benjamin Carpenter
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107:was commanded by Captain
310:Ships built in Deptford
240:. Hollis & Carter.
113:Charles Wyville Thomson
259:Barlow, Peter (1837).
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284:The Depths of the Sea
265:The Nautical Magazine
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80:under the command of
61:under the command of
57:was surveying in the
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287:. London: MacMillan.
204:Rice, A. L. (1986).
82:Bartholomew Sulivan
20:HMS Lightning, 1827
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142:for this purpose.
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217:978-0-903874-19-9
100:in August 1854.
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67:Professor Barlow
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165:The voyage of
103:From 1865-67,
63:Edward Belcher
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149:Track of HMS
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136:Edward Forbes
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132:Royal Society
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90:Åland Islands
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48:survey vessel
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45:oceanographic
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26:HMS Lightning
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109:E.J. Bedford
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74:Crimean War
41:packet ship
320:1823 ships
299:Categories
246:1082888087
184:References
178:Lightning
171:Lightning
167:Lightning
151:Lightning
140:Lightning
127:Porcupine
125:HMS
105:Lightning
98:Bomarsund
94:Lightning
78:Lightning
59:Irish Sea
55:Lightning
53:In 1835,
36:Lightning
121:Atlantic
267:: 9–10.
153:in 1868
244:
214:
86:Baltic
242:OCLC
212:ISBN
115:and
34:HMS
301::
273:^
263:.
226:^
192:^
76:,
50:.
248:.
220:.
28:.
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