Possible Clues:

• Swimmer with revolutionary hairstyle
• Fish reportedly studied on Hebridean island by European leader of team
• Fish with communist hairstyle!
• Fish reportedly studied on Hebridean island by English leader of team
• Have wine on island — and continental-style fish
• Ginger-haired type is a bit of a goat in the sea
• Fish — dull meter (anag)
• Revolutionary hairstyle that may be held in a net
• Swimmer's ginger hairdo
• Ruby cut fish