noaa.gov

Archive

Browse through all of our Ocean Facts.

  1. What is a thermocline?
    28 Jul 2015
  2. What is a Portuguese Man o’ War?
    22 Jul 2015
  3. What is subsidence?
    2 Jul 2015
  4. What is a wetland?
    6 May 2015
  5. What is HAZMAT?
    23 Apr 2015
  6. What is an ocean glider?
    3 Apr 2015
  7. What is glacial isostatic adjustment?
    23 Mar 2015
  8. How does NOAA monitor water levels around the nation?
    18 Mar 2015
  9. How do natural disasters contribute to marine debris?
    11 Mar 2015
  10. What is a marsh organ?
    11 Feb 2015
  11. What is a nautilus?
    6 Feb 2015
  12. What is a platypus?
    4 Feb 2015
  13. What is spat?
    22 Jan 2015
  14. What is a turbidity current?
    12 Jan 2015
  15. What is geocaching?
    20 Nov 2014
  16. What is a geographic information system?
    19 Nov 2014
  17. What is the Census of Marine Life?
    12 Nov 2014
  18. What is aquaculture?
    7 Nov 2014
  19. What are Mesophotic Coral Ecosystems?
    31 Oct 2014
  20. What is an Operational Forecast System?
    23 Oct 2014
  21. Why does the ocean have waves?
    23 Oct 2014
  22. How far does sound travel in the ocean?
    29 Sep 2014
  23. Do fish sleep?
    16 Sep 2014
  24. What is blue carbon?
    4 Sep 2014
  25. What is PORTS®?
    11 Aug 2014
  26. What is nuisance flooding?
    30 Jul 2014
  27. What is tectonic shift?
    18 Jul 2014
  28. What is a whale fall?
    13 Jun 2014
  29. What are the horse latitudes?
    5 Jun 2014
  30. Are horseshoe crabs really crabs?
    14 May 2014
  31. What are PBDEs?
    21 Apr 2014
  32. When Was the First Earth Day?
    19 Apr 2014
  33. What is a pelagic fish?
    26 Mar 2014
  34. What is bombogenesis?
    25 Mar 2014
  35. What do geodesists do?
    19 Mar 2014
  36. What is the International Date Line?
    10 Mar 2014
  37. What is the longest-lived marine mammal?
    5 Mar 2014
  38. What is an anchialine pool?
    31 Jan 2014
  39. What is an artificial reef?
    3 Dec 2013
  40. Are there oceans on other planets?
    19 Nov 2013
  41. What is dredging?
    4 Nov 2013
  42. What is a slough?
    23 Sep 2013
  43. Is the Earth round?
    18 Sep 2013
  44. What is a hurricane?
    19 Aug 2013
  45. Was Moby Dick a real whale?
    31 Jul 2013
  46. Why do we name tropical storms?
    16 Jul 2013
  47. What is a seiche?
    26 Jun 2013
  48. Why do mariners use port and starboard instead of left and right?
    24 Jun 2013
  49. What is a fish ladder?
    16 May 2013
  50. What is a bivalve mollusk?
    22 Apr 2013
  51. What is ocean acidification?
    1 Apr 2013
  52. What is a Plimsoll line?
    26 Feb 2013
  53. What is LIDAR?
    23 Jan 2013
  54. What is the most venomous marine animal?
    15 Jan 2013
  55. Why do we have spring tides in the fall?
    28 Nov 2012
  56. What is the difference between storm surge and storm tide?
    26 Nov 2012
  57. What is the mariner's 1-2-3 rule?
    20 Nov 2012
  58. What is the difference between a hurricane watch and a warning?
    27 Sep 2012
  59. What is the difference between an AUV and a ROV?
    17 Sep 2012
  60. What is shoreline armoring?
    24 Aug 2012
  61. What is the difference between a nautical mile and a knot?
    6 Aug 2012
  62. What is 'Old Sow'?
    16 Jul 2012
  63. Are mermaids real?
    27 Jun 2012
  64. Where is Point Nemo?
    15 Jun 2012
  65. What's the difference between a threatened and endangered species?
    18 May 2012
  66. Why are scientists concerned about Asian tiger shrimp?
    27 Apr 2012
  67. What is a perigean spring tide?
    3 Apr 2012
  68. What is sea foam?
    8 Mar 2012
  69. How big is the Atlantic Ocean?
    21 Feb 2012
  70. What is a datum?
    1 Feb 2012
  71. What is the Sargasso Sea?
    25 Jan 2012
  72. How do we forecast harmful algal blooms?
    6 Jan 2012
  73. What are Christmas tree worms?
    22 Dec 2011
  74. Does coral jewelry make a good gift?
    15 Dec 2011
  75. What is an iceberg?
    30 Nov 2011
  76. What is the cryosphere?
    30 Nov 2011
  77. Where do I get NOAA tides and currents data?
    29 Nov 2011
  78. What is a turkeyfish?
    23 Nov 2011
  79. What is the geoid?
    17 Nov 2011
  80. What is Digital Coast?
    14 Nov 2011
  81. What is the law of the sea?
    14 Nov 2011
  82. How do I get NOAA nautical charts?
    7 Nov 2011
  83. What makes the green turtle...green?
    18 Oct 2011
  84. What is a historical map or chart?
    7 Oct 2011
  85. What is ghostfishing?
    27 Sep 2011
  86. Are sea cucumbers vegetables?
    13 Sep 2011
  87. What is the Storm QuickLook?
    7 Sep 2011
  88. What is the difference between weather and climate?
    10 Aug 2011
  89. Could a hurricane make a large oil spill worse?
    4 Aug 2011
  90. How did the Pacific Ocean get its name?
    13 Jun 2011
  91. Is there gold in the ocean?
    8 Jun 2011
  92. Are starfish really fish?
    1 Jun 2011
  93. Why are aquatic plants so important?
    26 May 2011
  94. What are jellyfish made of?
    26 May 2011
  95. What is seaweed?
    5 May 2011
  96. How can you tell the difference between an oil slick and an algal bloom?
    26 Apr 2011
  97. How did the Hawaiian Islands form?
    13 Apr 2011
  98. Do the Great Lakes have tides?
    4 Apr 2011
  99. How much of the ocean have we explored?
    1 Apr 2011
  100. What is lightering?
    21 Mar 2011
  101. What is air gap?
    28 Feb 2011
  102. What is a marine national monument?
    12 Feb 2011
  103. What is VDatum?
    3 Feb 2011
  104. What is a salt marsh?
    27 Dec 2010
  105. What is Natural Resource Damage Assessment?
    8 Dec 2010
  106. What threats do seabirds face?
    17 Nov 2010
  107. What's the difference between a seal and a sea lion?
    25 Oct 2010
  108. How does pressure change with ocean depth?
    20 Oct 2010
  109. What is NERRS?
    13 Oct 2010
  110. What ocean basin has the most corals?
    7 Oct 2010
  111. Are coral animals or plants?
    6 Oct 2010
  112. What is the EEZ?
    1 Oct 2010
  113. How do we monitor tides?
    15 Sep 2010
  114. What is a navigation response team?
    30 Aug 2010
  115. Why is the ocean salty, but rivers flowing into it are not?
    23 Aug 2010
  116. What is the difference between a dolphin and a porpoise?
    18 Aug 2010
  117. What is marine forensic science?
    10 Aug 2010
  118. What is an invasive species?
    6 Aug 2010
  119. Why does the ocean get colder at depth?
    28 Jul 2010
  120. What makes the right whale "right"?
    21 Jul 2010
  121. How long is the U.S. shoreline?
    14 Jul 2010
  122. Where is the largest estuary in the United States?
    7 Jul 2010
  123. What is an eddy?
    28 Jun 2010
  124. What is the difference between a hurricane, a cyclone, and a typhoon?
    22 Jun 2010
  125. What is the largest sea turtle?
    15 Jun 2010
  126. Why is data on currents important?
    9 Jun 2010
  127. What is a waterspout?
    4 Jun 2010
  128. What is the significance of the NOAA logo?
    26 May 2010
  129. What is the Loop Current?
    21 May 2010
  130. What is a seamount?
    14 May 2010
  131. Can penguins fly?
    11 May 2010
  132. How does oil impact marine life?
    4 May 2010
  133. What is the Great Pacific Garbage Patch?
    22 Apr 2010
  134. How is bathymetric data used?
    2 Apr 2010
  135. How do sanctuaries protect marine life?
    25 Mar 2010
  136. What is coral bleaching?
    15 Mar 2010
  137. Are dolphins fish?
    10 Mar 2010
  138. What is bathymetry?
    2 Mar 2010
  139. Why do we study PCBs if they were banned in 1979?
    16 Feb 2010
  140. What is bioluminescence?
    12 Feb 2010
  141. What is a tidal wave?
    8 Feb 2010
  142. Do alligators live in the ocean?
    1 Feb 2010
  143. Is sea level the same all across the ocean?
    21 Jan 2010
  144. How is ocean observing data used?
    19 Jan 2010
  145. What is the Bermuda Triangle?
    8 Jan 2010
  146. What is the National Spatial Reference System?
    4 Jan 2010
  147. Where is all of the Earth's water?
    15 Dec 2009
  148. What is federal consistency?
    11 Dec 2009
  149. What is the smallest ocean?
    30 Nov 2009
  150. Do whales make noise?
    23 Nov 2009
  151. What are the three main types of coral reefs?
    20 Nov 2009
  152. Where is the largest protected area in the National Marine Sanctuary system?
    19 Nov 2009
  153. What lives in a kelp forest?
    10 Nov 2009
  154. What is maritime heritage?
    5 Nov 2009
  155. How do we measure currents?
    28 Oct 2009
  156. What was the first national marine sanctuary to be designated?
    20 Oct 2009
  157. What threats do coastal communities face?
    15 Oct 2009
  158. Are all algal blooms harmful?
    8 Oct 2009
  159. Did I find a lost underwater civilization?
    2 Oct 2009
  160. Why do we study tides?
    1 Oct 2009
  161. What is geodesy?
    22 Sep 2009
  162. What are PCBs?
    18 Sep 2009
  163. What is the difference between land cover and land use?
    10 Sep 2009
  164. What is nutrient pollution?
    1 Sep 2009
  165. What is resilience?
    27 Aug 2009
  166. What is an environmental sensitivity index map?
    24 Aug 2009
  167. What is a dead zone?
    21 Aug 2009
  168. What is a national marine sanctuary?
    18 Aug 2009
  169. What can I do to protect coral reefs?
    10 Aug 2009
  170. What is remote sensing?
    10 Aug 2009
  171. What is ecosystem science?
    4 Aug 2009
  172. How frequent are tides?
    27 Jul 2009
  173. What are phytoplankton?
    27 Jul 2009
  174. What is a guyot?
    21 Jul 2009
  175. Who first charted the Gulf Stream?
    21 Jul 2009
  176. How do people use kelp?
    13 Jul 2009
  177. What is the biggest fish in the ocean?
    13 Jul 2009
  178. What is "smart growth"?
    7 Jul 2009
  179. Do sharks eat people?
    7 Jul 2009
  180. What is the largest ocean basin on Earth?
    30 Jun 2009
  181. Can humans drink seawater?
    29 Jun 2009
  182. Where are marine protected areas located?
    23 Jun 2009
  183. What is IOOS?
    23 Jun 2009
  184. What are El Nino and La Nina?
    17 Jun 2009
  185. What is a kelp forest?
    17 Jun 2009
  186. What is the global ocean conveyor belt?
    12 Jun 2009
  187. What is a coral reef made of?
    12 Jun 2009
  188. How is sea level rise related to climate change?
    4 Jun 2009
  189. What is a mangrove forest?
    4 Jun 2009
  190. Is change important to estuaries?
    26 May 2009
  191. What types of plants and animals live in an estuary?
    26 May 2009
  192. What does an oceanographer do?
    18 May 2009
  193. What is a rip current?
    14 May 2009
  194. Are lionfish a threat to Atlantic Ocean fish?
    24 Apr 2009
  195. What is upwelling?
    24 Apr 2009
  196. What is marine snow?
    24 Apr 2009
  197. How long does it take to produce a nautical chart?
    6 Apr 2009
  198. What do the numbers mean on a nautical chart?
    6 Apr 2009
  199. Can the ocean freeze?
    30 Mar 2009
  200. What is a tsunami?
    30 Mar 2009
  201. What is marine debris?
    30 Mar 2009
  202. What is a current?
    30 Mar 2009
  203. Can marine debris degrade on its own in the environment?
    25 Mar 2009
  204. What does peanut butter have to do with the ocean?
    18 Mar 2009
  205. In what types of water do corals live?
    16 Mar 2009
  206. How fast is the Gulf Stream?
    12 Mar 2009
  207. What is the largest living structure on Earth?
    10 Mar 2009
  208. What's the difference between an ocean and a sea?
    25 Feb 2009
  209. What are the seven seas?
    25 Feb 2009
  210. What percentage of marine areas are protected?
    18 Feb 2009
  211. Where can I get tide predictions?
    18 Feb 2009
  212. What is a hydrothermal vent?
    13 Feb 2009
  213. What is an extremophile?
    13 Feb 2009
  214. What is coastal zone management?
    30 Jan 2009
  215. Do volcanoes occur in the ocean?
    30 Jan 2009
  216. What is a rogue wave?
    28 Jan 2009
  217. What can the ocean teach us about life on other planets?
    27 Jan 2009
  218. Where is the highest tide?
    23 Jan 2009
  219. What are tides?
    22 Jan 2009
  220. Why do we have oceans?
    22 Jan 2009
  221. How many oceans are there?
    21 Jan 2009
  222. How does sound travel in the ocean?
    21 Jan 2009
  223. Why is the ocean blue?
    16 Jan 2009
  224. How much water is in the ocean?
    15 Jan 2009
  225. What is a nautical chart?
    14 Jan 2009
  226. What do coral reefs have to do with medicine?
    14 Jan 2009
  227. Why is the ocean salty?
    13 Jan 2009
  228. What is a marine protected area?
    7 Jan 2009
  229. What's the difference between a tide and a current?
    6 Jan 2009
  230. Why do Harmful Algal Blooms occur?
    6 Jan 2009
  231. What is a red tide?
    5 Jan 2009
  232. What is the biggest source of ocean pollution?
    4 Dec 2008
  233. How far does light travel in the ocean?
    3 Dec 2008
  234. What percentage of the American population lives near the coast?
    3 Dec 2008
  235. How much of the ocean have we explored?
    2 Dec 2008
  236. What's the difference between a nautical chart and a map?
    1 Dec 2008
  237. What is a sonar?
    27 Nov 2008
  238. What species live in and around coral reefs?
    26 Nov 2008
  239. What is hydrography?
    25 Nov 2008
  240. How important is the ocean to our economy?
    19 Nov 2008
  241. What role does the Ocean Service play with our nation's aircraft and airports?
    19 Nov 2008
  242. What role does the ocean play in the weather?
    18 Nov 2008
  243. Is sea level rising?
    10 Nov 2008
  244. How do coral reefs protect life and property?
    10 Nov 2008
  245. What is the longest mountain range on earth?
    7 Nov 2008
  246. What is a benthic habitat map?
    5 Nov 2008
  247. What is an estuary?
    3 Nov 2008
  248. How do coral reefs benefit the economy?
    15 Oct 2008
  249. How deep is the ocean?
    3 Oct 2008
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