Possible Clues:

• Little Mr Shelley in the ship?
• Runt who is quiet and oddly prim
• Small time little rascal, weed
• ___-fried rice
• Small shellfish or very small person
• Seafood selection
• Creature from the sea's edge takes one's place in ship
• A wee thing, quiet and terribly prim
• Very little for Mr Shelley, perhaps, to get involved with the ship
• Mischievous boy chases quiet river crustacean