noaa.gov

Archive

Browse through all of our Ocean Facts.

  1. Why do scientists measure sea surface temperature?
    18 Aug 2016
  2. What is marine telemetry?
    28 Jul 2016
  3. What are the doldrums?
    15 Jul 2016
  4. What are beach advisories and beach closures?
    1 Jul 2016
  5. What are microplastics?
    27 Jun 2016
  6. How does land-based pollution threaten coral reefs?
    24 Jun 2016
  7. Can a coral reef recover from bleaching and other stressful events?
    24 Jun 2016
  8. How does overfishing affect coral reefs?
    21 Jun 2016
  9. How does climate change affect coral reefs?
    20 Jun 2016
  10. How do sea turtles hatch?
    15 Jun 2016
  11. What is ocean etiquette?
    13 Jun 2016
  12. What is the highest point on Earth as measured from Earth's center?
    25 May 2016
  13. What is a living shoreline?
    11 May 2016
  14. What is an oil spill trajectory?
    10 May 2016
  15. What is a pocosin?
    25 Apr 2016
  16. What are barnacles?
    14 Apr 2016
  17. What is GPS?
    23 Mar 2016
  18. What is the Great Loop?
    21 Mar 2016
  19. What color is an iceberg?
    3 Mar 2016
  20. What is marine biogeography?
    25 Feb 2016
  21. What is the Forchhammer's Principle?
    9 Feb 2016
  22. What is seaspeak?
    20 Jan 2016
  23. What is GRAV-D?
    12 Jan 2016
  24. What is a NOAA tide table?
    4 Nov 2015
  25. What are the vampire squid and the vampire fish?
    30 Oct 2015
  26. How does NOAA help clean up oil and chemical spills?
    22 Oct 2015
  27. What is a maritime forest?
    16 Oct 2015
  28. What is a High Seas Forecast?
    8 Oct 2015
  29. What is a bight?
    9 Sep 2015
  30. What is a thermocline?
    28 Jul 2015
  31. What is a Portuguese Man o’ War?
    22 Jul 2015
  32. What is subsidence?
    2 Jul 2015
  33. What is a wetland?
    6 May 2015
  34. What is HAZMAT?
    23 Apr 2015
  35. What is an ocean glider?
    3 Apr 2015
  36. What is glacial isostatic adjustment?
    23 Mar 2015
  37. How does NOAA monitor water levels around the nation?
    18 Mar 2015
  38. How do natural disasters contribute to marine debris?
    11 Mar 2015
  39. What is a marsh organ?
    11 Feb 2015
  40. What is a nautilus?
    6 Feb 2015
  41. What is a platypus?
    4 Feb 2015
  42. What is spat?
    22 Jan 2015
  43. What is a turbidity current?
    12 Jan 2015
  44. What is geocaching?
    20 Nov 2014
  45. What is a geographic information system?
    19 Nov 2014
  46. What is the Census of Marine Life?
    12 Nov 2014
  47. What is aquaculture?
    7 Nov 2014
  48. What are Mesophotic Coral Ecosystems?
    31 Oct 2014
  49. Why does the ocean have waves?
    23 Oct 2014
  50. What is an Operational Forecast System?
    23 Oct 2014
  51. How far does sound travel in the ocean?
    29 Sep 2014
  52. Do fish sleep?
    16 Sep 2014
  53. What is blue carbon?
    4 Sep 2014
  54. What is PORTS®?
    11 Aug 2014
  55. What is nuisance flooding?
    30 Jul 2014
  56. What is tectonic shift?
    18 Jul 2014
  57. What is a whale fall?
    13 Jun 2014
  58. What are the horse latitudes?
    5 Jun 2014
  59. Are horseshoe crabs really crabs?
    14 May 2014
  60. What are PBDEs?
    21 Apr 2014
  61. When Was the First Earth Day?
    19 Apr 2014
  62. What is a pelagic fish?
    26 Mar 2014
  63. What is bombogenesis?
    25 Mar 2014
  64. What do geodesists do?
    19 Mar 2014
  65. What is the International Date Line?
    10 Mar 2014
  66. What is the longest-lived marine mammal?
    5 Mar 2014
  67. What is an anchialine pool?
    31 Jan 2014
  68. What is an artificial reef?
    3 Dec 2013
  69. Are there oceans on other planets?
    19 Nov 2013
  70. What is dredging?
    4 Nov 2013
  71. What is a slough?
    23 Sep 2013
  72. Is the Earth round?
    18 Sep 2013
  73. What is a hurricane?
    19 Aug 2013
  74. Was Moby Dick a real whale?
    31 Jul 2013
  75. Why do we name tropical storms?
    16 Jul 2013
  76. What is a seiche?
    26 Jun 2013
  77. Why do mariners use port and starboard instead of left and right?
    24 Jun 2013
  78. What is a fish ladder?
    16 May 2013
  79. What is a bivalve mollusk?
    22 Apr 2013
  80. What is ocean acidification?
    1 Apr 2013
  81. What is a Plimsoll line?
    26 Feb 2013
  82. What is LIDAR?
    23 Jan 2013
  83. What is the most venomous marine animal?
    15 Jan 2013
  84. Why do we have spring tides in the fall?
    28 Nov 2012
  85. What is the difference between storm surge and storm tide?
    26 Nov 2012
  86. What is the mariner's 1-2-3 rule?
    20 Nov 2012
  87. What is the difference between a hurricane watch and a warning?
    27 Sep 2012
  88. What is the difference between an AUV and a ROV?
    17 Sep 2012
  89. What is shoreline armoring?
    24 Aug 2012
  90. What is the difference between a nautical mile and a knot?
    6 Aug 2012
  91. What is 'Old Sow'?
    16 Jul 2012
  92. Are mermaids real?
    27 Jun 2012
  93. Where is Point Nemo?
    15 Jun 2012
  94. What's the difference between a threatened and endangered species?
    18 May 2012
  95. Why are scientists concerned about Asian tiger shrimp?
    27 Apr 2012
  96. What is a perigean spring tide?
    3 Apr 2012
  97. What is sea foam?
    8 Mar 2012
  98. How big is the Atlantic Ocean?
    21 Feb 2012
  99. What is a datum?
    1 Feb 2012
  100. What is the Sargasso Sea?
    25 Jan 2012
  101. How do we forecast harmful algal blooms?
    6 Jan 2012
  102. What are Christmas tree worms?
    22 Dec 2011
  103. Does coral jewelry make a good gift?
    15 Dec 2011
  104. What is the cryosphere?
    30 Nov 2011
  105. What is an iceberg?
    30 Nov 2011
  106. Where do I get NOAA tides and currents data?
    29 Nov 2011
  107. What is a turkeyfish?
    23 Nov 2011
  108. What is the geoid?
    17 Nov 2011
  109. What is Digital Coast?
    14 Nov 2011
  110. What is the law of the sea?
    14 Nov 2011
  111. How do I get NOAA nautical charts?
    7 Nov 2011
  112. What makes the green turtle...green?
    18 Oct 2011
  113. What is a historical map or chart?
    7 Oct 2011
  114. What is ghostfishing?
    27 Sep 2011
  115. Are sea cucumbers vegetables?
    13 Sep 2011
  116. What is the Storm QuickLook?
    7 Sep 2011
  117. What is the difference between weather and climate?
    10 Aug 2011
  118. Could a hurricane make a large oil spill worse?
    4 Aug 2011
  119. How did the Pacific Ocean get its name?
    13 Jun 2011
  120. Is there gold in the ocean?
    8 Jun 2011
  121. Are starfish really fish?
    1 Jun 2011
  122. What are jellyfish made of?
    26 May 2011
  123. Why are aquatic plants so important?
    26 May 2011
  124. What is seaweed?
    5 May 2011
  125. How can you tell the difference between an oil slick and an algal bloom?
    26 Apr 2011
  126. How did the Hawaiian Islands form?
    13 Apr 2011
  127. Do the Great Lakes have tides?
    4 Apr 2011
  128. How much of the ocean have we explored?
    1 Apr 2011
  129. What is lightering?
    21 Mar 2011
  130. What is air gap?
    28 Feb 2011
  131. What is a marine national monument?
    12 Feb 2011
  132. What is VDatum?
    3 Feb 2011
  133. What is a salt marsh?
    27 Dec 2010
  134. What is Natural Resource Damage Assessment?
    8 Dec 2010
  135. What threats do seabirds face?
    17 Nov 2010
  136. What's the difference between a seal and a sea lion?
    25 Oct 2010
  137. How does pressure change with ocean depth?
    20 Oct 2010
  138. What is NERRS?
    13 Oct 2010
  139. What ocean basin has the most corals?
    7 Oct 2010
  140. Are coral animals or plants?
    6 Oct 2010
  141. What is the EEZ?
    1 Oct 2010
  142. How do we monitor tides?
    15 Sep 2010
  143. What is a navigation response team?
    30 Aug 2010
  144. Why is the ocean salty, but rivers flowing into it are not?
    23 Aug 2010
  145. What is the difference between a dolphin and a porpoise?
    18 Aug 2010
  146. What is marine forensic science?
    10 Aug 2010
  147. What is an invasive species?
    6 Aug 2010
  148. Why does the ocean get colder at depth?
    28 Jul 2010
  149. What makes the right whale "right"?
    21 Jul 2010
  150. How long is the U.S. shoreline?
    14 Jul 2010
  151. Where is the largest estuary in the United States?
    7 Jul 2010
  152. What is an eddy?
    28 Jun 2010
  153. What is the difference between a hurricane, a cyclone, and a typhoon?
    22 Jun 2010
  154. What is the largest sea turtle?
    15 Jun 2010
  155. Why is data on currents important?
    9 Jun 2010
  156. What is a waterspout?
    4 Jun 2010
  157. What is the significance of the NOAA logo?
    26 May 2010
  158. What is the Loop Current?
    21 May 2010
  159. What is a seamount?
    14 May 2010
  160. Can penguins fly?
    11 May 2010
  161. How does oil impact marine life?
    4 May 2010
  162. What is the Great Pacific Garbage Patch?
    22 Apr 2010
  163. How is bathymetric data used?
    2 Apr 2010
  164. How do sanctuaries protect marine life?
    25 Mar 2010
  165. What is coral bleaching?
    15 Mar 2010
  166. Are dolphins fish?
    10 Mar 2010
  167. What is bathymetry?
    2 Mar 2010
  168. Why do we study PCBs if they were banned in 1979?
    16 Feb 2010
  169. What is bioluminescence?
    12 Feb 2010
  170. What is a tidal wave?
    8 Feb 2010
  171. Do alligators live in the ocean?
    1 Feb 2010
  172. Is sea level the same all across the ocean?
    21 Jan 2010
  173. How is ocean observing data used?
    19 Jan 2010
  174. What is the Bermuda Triangle?
    8 Jan 2010
  175. What is the National Spatial Reference System?
    4 Jan 2010
  176. Where is all of the Earth's water?
    15 Dec 2009
  177. What is federal consistency?
    11 Dec 2009
  178. What is the smallest ocean?
    30 Nov 2009
  179. Do whales make noise?
    23 Nov 2009
  180. What are the three main types of coral reefs?
    20 Nov 2009
  181. Where is the largest protected area in the National Marine Sanctuary system?
    19 Nov 2009
  182. What lives in a kelp forest?
    10 Nov 2009
  183. What is maritime heritage?
    5 Nov 2009
  184. How do we measure currents?
    28 Oct 2009
  185. What was the first national marine sanctuary to be designated?
    20 Oct 2009
  186. What threats do coastal communities face?
    15 Oct 2009
  187. Are all algal blooms harmful?
    8 Oct 2009
  188. Did I find a lost underwater civilization?
    2 Oct 2009
  189. Why do we study tides?
    1 Oct 2009
  190. What is geodesy?
    22 Sep 2009
  191. What are PCBs?
    18 Sep 2009
  192. What is the difference between land cover and land use?
    10 Sep 2009
  193. What is nutrient pollution?
    1 Sep 2009
  194. What is resilience?
    27 Aug 2009
  195. What is an environmental sensitivity index map?
    24 Aug 2009
  196. What is a dead zone?
    21 Aug 2009
  197. What is a national marine sanctuary?
    18 Aug 2009
  198. What can I do to protect coral reefs?
    10 Aug 2009
  199. What is remote sensing?
    10 Aug 2009
  200. What is ecosystem science?
    4 Aug 2009
  201. How frequent are tides?
    27 Jul 2009
  202. What are phytoplankton?
    27 Jul 2009
  203. What is a guyot?
    21 Jul 2009
  204. Who first charted the Gulf Stream?
    21 Jul 2009
  205. How do people use kelp?
    13 Jul 2009
  206. What is the biggest fish in the ocean?
    13 Jul 2009
  207. What is "smart growth"?
    7 Jul 2009
  208. Do sharks eat people?
    7 Jul 2009
  209. What is the largest ocean basin on Earth?
    30 Jun 2009
  210. Can humans drink seawater?
    29 Jun 2009
  211. Where are marine protected areas located?
    23 Jun 2009
  212. What is IOOS?
    23 Jun 2009
  213. What are El Nino and La Nina?
    17 Jun 2009
  214. What is a kelp forest?
    17 Jun 2009
  215. What is the global ocean conveyor belt?
    12 Jun 2009
  216. What is a coral reef made of?
    12 Jun 2009
  217. How is sea level rise related to climate change?
    4 Jun 2009
  218. What is a mangrove forest?
    4 Jun 2009
  219. Is change important to estuaries?
    26 May 2009
  220. What types of plants and animals live in an estuary?
    26 May 2009
  221. What does an oceanographer do?
    18 May 2009
  222. What is a rip current?
    14 May 2009
  223. Are lionfish a threat to Atlantic Ocean fish?
    24 Apr 2009
  224. What is upwelling?
    24 Apr 2009
  225. What is marine snow?
    24 Apr 2009
  226. How long does it take to produce a nautical chart?
    6 Apr 2009
  227. What do the numbers mean on a nautical chart?
    6 Apr 2009
  228. Can the ocean freeze?
    30 Mar 2009
  229. What is a tsunami?
    30 Mar 2009
  230. What is marine debris?
    30 Mar 2009
  231. What is a current?
    30 Mar 2009
  232. Can marine debris degrade on its own in the environment?
    25 Mar 2009
  233. What does peanut butter have to do with the ocean?
    18 Mar 2009
  234. In what types of water do corals live?
    16 Mar 2009
  235. How fast is the Gulf Stream?
    12 Mar 2009
  236. What is the largest living structure on Earth?
    10 Mar 2009
  237. What's the difference between an ocean and a sea?
    25 Feb 2009
  238. What are the seven seas?
    25 Feb 2009
  239. What percentage of marine areas are protected?
    18 Feb 2009
  240. Where can I get tide predictions?
    18 Feb 2009
  241. What is a hydrothermal vent?
    13 Feb 2009
  242. What is an extremophile?
    13 Feb 2009
  243. What is coastal zone management?
    30 Jan 2009
  244. Do volcanoes occur in the ocean?
    30 Jan 2009
  245. What is a rogue wave?
    28 Jan 2009
  246. What can the ocean teach us about life on other planets?
    27 Jan 2009
  247. Where is the highest tide?
    23 Jan 2009
  248. What are tides?
    22 Jan 2009
  249. Why do we have oceans?
    22 Jan 2009
  250. How many oceans are there?
    21 Jan 2009
  251. How does sound travel in the ocean?
    21 Jan 2009
  252. Why is the ocean blue?
    16 Jan 2009
  253. How much water is in the ocean?
    15 Jan 2009
  254. What is a nautical chart?
    14 Jan 2009
  255. What do coral reefs have to do with medicine?
    14 Jan 2009
  256. Why is the ocean salty?
    13 Jan 2009
  257. What is a marine protected area?
    7 Jan 2009
  258. What's the difference between a tide and a current?
    6 Jan 2009
  259. Why do Harmful Algal Blooms occur?
    6 Jan 2009
  260. What is a red tide?
    5 Jan 2009
  261. What is the biggest source of ocean pollution?
    4 Dec 2008
  262. How far does light travel in the ocean?
    3 Dec 2008
  263. What percentage of the American population lives near the coast?
    3 Dec 2008
  264. How much of the ocean have we explored?
    2 Dec 2008
  265. What's the difference between a nautical chart and a map?
    1 Dec 2008
  266. What is a sonar?
    27 Nov 2008
  267. What species live in and around coral reefs?
    26 Nov 2008
  268. What is hydrography?
    25 Nov 2008
  269. How important is the ocean to our economy?
    19 Nov 2008
  270. What role does the Ocean Service play with our nation's aircraft and airports?
    19 Nov 2008
  271. What role does the ocean play in the weather?
    18 Nov 2008
  272. Is sea level rising?
    10 Nov 2008
  273. How do coral reefs protect life and property?
    10 Nov 2008
  274. What is the longest mountain range on earth?
    7 Nov 2008
  275. What is a benthic habitat map?
    5 Nov 2008
  276. What is an estuary?
    3 Nov 2008
  277. How do coral reefs benefit the economy?
    15 Oct 2008
  278. How deep is the ocean?
    3 Oct 2008
Search Our Facts
Get Social

More Places to Visit!