Islip firefighters were working to rescue six people after a boat ran aground Saturday night in the Great South Bay, off Islip harbor, Suffolk County fire officials said.

Firefighters were in the water trying to save three adults and three children about 11 p.m., fire officials said.

One man fell down three steps and landed headfirst into a bulkhead, officials said. He regained consciousness and was being treated by firefighter paramedics. No other injuries were reported.

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Get the latest news and more great videos at NewsdayTV Credit: Newsday

Wild weather on LI ... Deported LI bagel store manager speaks out ... Top holiday movies to see ... Visiting one of LI's best pizzerias ... Get the latest news and more great videos at NewsdayTV

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