File:Acanthaster planci in the nature.jpg
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Summary
editDescriptionAcanthaster planci in the nature.jpg |
English: The crown-of-thorns starfish, Acanthaster planci is belong to echinoderms and one of the most widely distributed of all reef species. Fishermans at Seribu Islands called Acanthaster planci as "Bulu Seribu" because of the number of spines. Several outbreak have reported and Acanthaster planci became very popular due to the ability to destroy coral reef in many areas. This paper will discuss morfology, reproduction, growth, behaviour, outbreak, using linier growth of spine to determine their age, control programs to deal with Acanthaster planci outbreak and research on Acanthaster planci in Indonesia
Location: Barrang Lompo Island, Makassar. South Sulawesi |
Date | |
Source | Own work |
Author | Mudasir Zainuddin |
Description is copy paste (Suharsono, 1991, Bulu Seribu (Acanthaster planci), Oseana, Volume XVI, Nomor 3:1-7)
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This file is provided to Wikimedia Commons as part of a collaboration project between Fisheries Diving Club Universitas Hasanuddin and Wikimedia Indonesia.
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The making of this document was supported by Wikimedia Indonesia.
To see other files made with the support of Wikimedia Indonesia, please see the category Supported by Wikimedia Indonesia. English | Bahasa Indonesia | русский | +/− |
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current | 05:32, 1 September 2018 | 3,648 × 2,736 (2.88 MB) | Mudasir Zainuddin (talk | contribs) | User created page with UploadWizard |
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Camera manufacturer | Canon |
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Camera model | Canon PowerShot G12 |
Exposure time | 1/320 sec (0.003125) |
F-number | f/2.8 |
ISO speed rating | 80 |
Date and time of data generation | 01:37, 16 May 2012 |
Lens focal length | 6.1 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
Software used | Windows Photo Editor 10.0.10011.16384 |
File change date and time | 12:27, 1 September 2018 |
Y and C positioning | Co-sited |
Exif version | 2.3 |
Date and time of digitizing | 01:37, 16 May 2012 |
Meaning of each component |
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Image compression mode | 3 |
APEX shutter speed | 8.3125 |
APEX aperture | 2.96875 |
APEX exposure bias | 0 |
Maximum land aperture | 2.96875 APEX (f/2.8) |
Metering mode | Pattern |
Flash | Flash did not fire, auto mode |
Rating (out of 5) | 0 |