Possible Clues:

• 'Anchors ___'
• Of an anchor, in the process of being raised
• 'Anchors --!'
• Anchor up
• At a distance, say, as an anchor might be
• Sounds as if the anchor has gone, but it's only got off the bottom
• Sounds as if she can get away when the hook is up
• Clear of seabed
• Just clear of the bottom
• Recently raised anchor is a heavy thing in the main