Here are some ideas for your Halloween:
Caroline and her boyfriend. She was a lobster in a pot and he was a game of battleship!
Charlotte and her boyfriend. Charlotte was a sailor and her boyfriend was a macho sailor/Popeye with huge fake muscles that had an anchor and mermaid tattoo!
Sydney (from Sunshine in the City), Anthony, and Blair (the lobster) at the Park Slope Halloween Parade:
Michele as a navy girl:
Whitney dressed her dog Oscar as a sailor:
And here is another idea I found:
Catch of the Day