You are here: Home Blog Watch in time-lapse as a seastar digests a mussel [video]

Watch in time-lapse as a seastar digests a mussel [video]

By Shane Graber - Posted Sep 25, 2012 09:00 AM
Videographers embedded a tiny video camera inside a mussel shell to bring never-before-seen footage of how a seastar exudes its stomach inside a victim and digests it while still alive.

Some seastars are voracious predators that will prey on many different animals. Corallivorous crown-of-thorns starfish will wipe out entire areas of scleractinian corals. Others will eat mussels and other shellfish as seen in the below video.

Watch as seastars advance up a pier piling probing the encrusted mussels for a weakness. Once a vulnerable mussel is found, the seastar sets to work exuding its stomach inside the mussel and digests it while it is still alive. In the below footage, videographers embedded a tiny video camera inside the mussel to watch the drama unfold:

Author: Shane Graber
Location: Indiana

Shane has kept saltwater tanks for the last 12 years, is a research scientist, lives in northern Indiana, and is a proud Advanced Aquarist staffer.


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