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Red Urchin (Astropyga radiata) Madidir I, Lembeh.<br /> Another psychedelic sea urchin for the collection :-) Astropyga radiata,Geotagged,Indonesia,Red urchin,Spring Click/tap to enlarge Promoted

Red Urchin (Astropyga radiata)

Madidir I, Lembeh.
Another psychedelic sea urchin for the collection :-)

    comments (8)

  1. View Christine Young's profile
    Christine Young
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    It's iridescent! Love it!! Posted 6 years ago
    1. View Patomarazul's profile
      Patomarazul
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      Yes, me too! See some facts about this sea urchin in my answer to Ferdy, below :-) Posted 6 years ago
      1. View Christine Young's profile
        Christine Young
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        So interesting, thanks for the extra info! Posted 6 years ago
  3. View Ferdy Christant's profile
    Ferdy Christant
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    Natural spaceship! Posted 6 years ago
    1. View Patomarazul's profile
      Patomarazul
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      I was looking for info on the blue dots and apparently Diadematidae, family to which Astropyga belongs, are the only sea urchins with eye-like photoreceptors.
      https://books.google.be/books?id=ff585KW9yFYC&pg=PA87&lpg=PA87&dq=diadematidae+and+eyes&source=bl&ots=CaYPNx46oP&sig=JeuN6dj972Z2Q4FJb_Xnskw5Et8&hl=en&sa=X&ved=2ahUKEwiDtviCybzdAhWH_qQKHeuIDLUQ6AEwFXoECAwQAQ#v=onepage&q=diadematidae%20and%20eyes&f=false

      Other cool info:
      http://echinoblog.blogspot.com/2016/07/astropyga-radial-fiery-star-butt-urchin.html       Posted 6 years ago
      1. View Ferdy Christant's profile
        Ferdy Christant
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        Loving that 2nd link! I've added some of the videos to the species record. Posted 6 years ago
  5. View Stephen Philips's profile
    Stephen Philips
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    What a fantastic creature. Love the colors and the blue dots are way over the top!! Posted 6 years ago
    1. View Patomarazul's profile
      Patomarazul
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      Thanks, Stephen! They seem to be photoreceptors. They are so pretty! :-) Posted 6 years ago

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The Red urchin

''Astropyga radiata'', the red urchin, fire urchin, false fire urchin or blue-spotted urchin, is a species of sea urchin in the family Diadematidae. It is a large species with long spines and is found in the tropical Indo-Pacific region. It was first described in 1778 by the German naturalist Nathaniel Gottfried Leske.

Info 11 5
Similar species: Hollow-spined Urchins
Species identified by Patomarazul
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By Patomarazul

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Uploaded Sep 14, 2018. Captured May 20, 2018 03:05 in Kelurahan Madidir Weru Lingkungan I, Madidir Weru, Bitung Tengah, Pakadoodan, Maesa, Kota Bitung, Sulawesi Utara 95514, Indonesia.
country flag of Indonesia Explore Indonesia 10,751 2,570 0
  • TG-5
  • f/7.1
  • 1/30s
  • ISO400
  • 6.42mm

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