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Reef starfish (Stichaster australis) doing push-ups
 

 

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Description
English: Reef starfish (Stichaster australis) apparently lifting itself out from the rock, probably feeding on a mussel. This view is from above; water below the starfish is visible along the top of the frame. Found at low tide level on the north side of Lion Rock, Piha, near Auckland, New Zealand.
Français : Une étoile de mer (Stichaster australis) se dressant au dessus de son suport. Image prise d'en haut, l'eau est visible en haut de l'image. Photo prise à marée basse sur la rive nord de Lion Rock, à Piha, près d'Auckland, en Nouvelle Zélande.
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Source Own work
Author Avenue
POTY
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Photo's description:
Reef starfish (Stichaster australis) apparently lifting itself out from the rock, probably feeding on a mussel. This view is from above; water below the starfish is visible along the top of the frame. Found at low tide level on the north side of Lion Rock, Piha, near Auckland, New Zealand. Français : Une étoile de mer (Stichaster australis) se dressant au dessus de son suport. Image prise d'en haut, l'eau est visible en haut de l'image. Photo prise à marée basse sur la rive nord de Lion Rock, à Piha, près d'Auckland, en Nouvelle Zélande.
Licensing:
Creative Commons Attribution-Share Alike 3.0 Unported


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EXIF data:
File name reef_starfish__stichaster_australis__doing_push-ups.jpg
Size, Mbytes 2.0272080078125
Mime type image/jpeg
Camera manufacturer Canon
Camera model Canon PowerShot SD800 IS
Orientation of image 1
Image resolution in width direction 72
Image resolution in height direction 72
Unit of X and Y resolution 2
Exposure time 1/160 sec (0.00625)
F number f / 5.8
Compressed bits per pixel 5
Exif version 0220
Lens focal length 17.3 mm
Date and time original image was generated 2010:04:13 15:49:13
Date and time image was made digital data 2010:04:13 15:49:13
Meaning of each component 
Shutter speed 7.3125
Aperture 4.96875
Exposure bias -0.66666666666667
Maximum lens aperture 4.96875
Metering mode 5
User comments
Supported Flashpix version 0100
Color space information 1
Exif image width 2121
Exif image length 1510
InteroperabilityOffset 3318
Focal plane X resolution 13653.333333333
Focal plane Y resolution 13633.136094675
Focal plane resolution unit 2
Sensing method 2
Exposure mode 1
Digital zoom ratio 1
Interoperability index R98
Interoperability version 0100
Type of image IMG:PowerShot SD800 IS JPEG
Firmware version Firmware Version 1.00
Image number 1024950




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