Diet Overlap

Pollachius pollachius (Pollock)
Mergus serrator (Red-breasted Merganser)

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
Glannau Ynys Gybi/ Holy Island Coast
North Norfolk Coast
Pen Llyn a`r Sarnau/ Lleyn Peninsula and the Sarnau
Solent Maritime