Tag: underwater

  • Diving the California Oil Rigs, Part 2

    Diving the California Oil Rigs, Part 2

    (See Diving the California Oil Rigs, Part 1 here.) This is the Spanish Shawl, a nudibranch (type of sea slug) common to Southern California. It’s tiny, only about one or two inches long. The orange appendages on its back are called cerata, which assist both in respiration and in digestion. They also store the stinging…

  • Diving the California Oil Rigs, Part 1

    Diving the California Oil Rigs, Part 1

    (This is a continuation of my previous post on the California oil rigs.) The platforms are formidable structures both above and below the water. The water was green and murky at the rigs this weekend, with visibility in the 15-foot range. The vis did start to open up below about 100 feet (our maximum depths…

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