Tanner crabs, like this one next to a deep-sea coral, are one of two species sold as snow crabs and have been shown to occasionally get energy from methane seeps.
Tanner Crab with Coral
Image courtesy of Oregon State University, Ocean Exploration Trust, NOAA OCNMS, and NOAA Office of Ocean Exploration and Research. Download larger version (jpg, 2.7 MB).

Tanner crabs, like this one next to a deep-sea coral, are one of two species sold as snow crabs and have been shown to occasionally get energy from methane seeps.

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