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Echinus melo from Costa Paradiso, Sardegna. Picture by Fabri (https://www.inaturalist.org/people/fabri).
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Naxos (Greece) Two specimen of Paracentrotus lividus: on the right a rare black specimen. The rare blacks specimens can be confused with Arbacia lixula but the white circular outline on the base of the spines are a features exclusive of P. lividus.
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Naked test of Paracentrotus lividus from Agay (French Mediterranean). Frédéric Ducarme. License : CC by-sa 4.0 (https://commons.wikimedia.org/wiki/File:Paracentrotus_lividus_test.jpg?uselang=fr)
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off Damnoni, Crete, Greece ca. 12 m depth 35°10'15.4"N 24°24'37.6"E
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Paracentrotus lividus
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Paracentrotus lividus
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Paracentrotus lividus
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Minorca (Spain)
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Zeeëgels zijn in het Belgisch deel van de Noordzee vrij algemeen.
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Belgian Continental Shelf 2005 4 October 2005
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lateral views
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Sechelt Rapids, British Columbia
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A picture of the sea urchin Strongylocentrotus droebachiensis (O. F. Müller, 1776) taken in Kejimkujik Seaside Adjunct (43°49’55.87”N 64°50’10.11”N), Nova Scotia, Canada on 09 July 2017.
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Picture taken in Western Head (43°59’30.14”N 64°39’37.85”W), Nova Scotia, Canada on 22 August 2017.