Possible Clues:

• Unsheathe something electric, perhaps up in shelter
• Lure fish in a westerly direction and downwind
• A way the wind blows
• Haul fish around these islands?
• Debauched leader capturing western islands
• Away from the wind, nautically
• Drag fish westwards, in wind's direction
• One might come back to the islands and make a picture of the fish