Possible Clues:

• Diver on Louisiana's state seal
• Bird from large island tucking into nut
• Dodgy pal with nice bird
• Large-billed seabird
• Wandering in place of water bird
• Nice pal (anag)
• Bird -- large one in sort of American pie
• Long-billed waterbird
• Fish eater ordered plaice with starter of nachos
• The brown one is Louisiana's state bird