A pair of commensal amphipods living on a sponge stalk. There is also a commensal ophiuroid at the top of the photo.

A pair of commensal amphipods living on a sponge stalk. There is also a commensal ophiuroid at the top of the photo. 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