by Megan Gannon, News Editor Live Science

The relentless scourge of lionfish has crept to unexpected depths: Off the coast of Florida, researchers say they found the venomous invader thriving around a sunken ship at 300 feet (91 meters) below the water’s surface.
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“We expected some populations of lionfish at that depth, but their numbers and size were a surprise,” researcher Stephanie Green, of Oregon State University, said in a statement.
Last month, Green and colleagues investigated the seafloor near Fort Lauderdale, Fla., in a deep-diving Antipodes sub. At 300 feet (91 m) deep, the team witnessed a large number of the spiny fish near the intentionally sunken Bill Boyd cargo ship, an artificial reef created in 1986. [See Photos of Lionfish & Other Freaky Fish]
While lionfish are typically between 12 and 15 inches (30 to 38 centimeters) long, the Oregon State researchers say they saw unusually large specimens …