Sargassum_weeds_closeup.jpg (600 × 450 pixels, file size: 110 KB, MIME type: image/jpeg)

Summary

Description A closeup of a small mass of sargassum weed. The numerous small round spheres are floats filled with oxygen.1 These provide buoyancy to the algae.
Date
Source

Ocean Explorer/NOAA

Factsheet for Footnote 1
Author Unknown authorUnknown author
Permission
(Reusing this file)		 PD-gov

Licensing

Public domain
This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken or made as part of an employee's official duties.

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copyright status

public domain

applies to jurisdiction: United States
determination method or standard: work of the federal government of the United States

inception

9 August 2002

ISO speed

100

exposure time

0.0044843049327354 second

f-number

7.8

focal length

14.4 millimetre

File history

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Date/TimeThumbnailDimensionsUserComment
current15:39, 15 September 2006Thumbnail for version as of 15:39, 15 September 2006600 × 450 (110 KB)Mats Halldin~commonswiki{{Information |Description=A closeup of a small mass of sargassum weed. The numerous small round spheres are floats filled with carbon dioxide. These provide buoyancy to the algae. |Source=[http://oceanexplorer.noaa.gov/explorations/02sab/logs/aug09/media

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Allikas: https://en.wikipedia.org/wiki/File:Sargassum_weeds_closeup.jpg
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