Diet Overlap

Pollachius pollachius (Pollock)
Podiceps grisegena (Red-necked Grebe)

Common Diet

Gasterosteus aculeatus (Alaskan stickleback)

Common Habitat

Berwickshire and North Northumberland Coast
Carmarthen Bay and Estuaries/ Bae Caerfyrddin ac Aberoedd
Chesil and the Fleet
Fal and Helford
North Norfolk Coast