This pricklefish (Stephanoberycidae) was seen at nearly 5,000 m at the edge of the Sirena Deep. The white spots are a parasitic isopod.

This pricklefish (Stephanoberycidae) was seen at nearly 5,000 m at the edge of the Sirena Deep. The white spots are a parasitic isopod. Image courtesy of the NOAA Office of Ocean Exploration and Research, 2016 Deepwater Exploration of the Marianas.

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Related Links

April 25: We Go Together: Commensals and Parasites in the Deep Sea

2016 Deepwater Exploration of the Marianas

NOAA Ship Okeanos Explorer