"The submarine lies aground with a raised periscope," he added, indicating, some experts said, that the central section of the submarine was flooded.
"Bird Lover in the Grass" seems more like a skulking submarine with raised periscope, as two of the blades of rusted-pipe grass brandish motor parts that could be either binoculars or guns.
The admirals said that in a drill in local waters, it would be common to raise the periscope at least 4 to 6 feet above the sea level.
Usually, they stop the van, raise the periscope, and point the projector at their target, but in Union Square they'd decided to project from ground level.
One possibility, they said, was that the Greeneville's officers had not raised the periscopes high enough to catch sight of the 190-foot trawler.
And as more and more cellphones there become Web-enabled, she suggested, that might mean that a growing number of North Koreans, in addition to talking to family in the South, would be quietly raising digital periscopes from the depths.
And in seas with swells, they would have raised the boat enough to lift the periscope as much as 20 to 30 feet above the waves to enable them to survey much greater distances, all three of the admirals said.
Its neck and head are visible like a submarine with periscope raised.
Joining Looker in the "is it or isn't it reaching escape velocity?" club, Periscope raised a big honking $25 million Series B from Bessemer in November.
Michael J. Coen, to prepare to raise the submarine to periscope depth within five minutes.
They have not disclosed how high the periscope was raised.
