shark fin

Vertical

shark fin
Neil Hammerschlag, courtesy of the ReefQuest Centre for Shark Research (www.elasmo-research.org)

Horizontal

shark fin
Neil Hammerschlag, courtesy of the ReefQuest Centre for Shark Research (www.elasmo-research.org)

Thumb

shark fin
Neil Hammerschlag, courtesy of the ReefQuest Centre for Shark Research (www.elasmo-research.org)

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