- Species Name: Red breasted marganser
- Scientific Name: Mergus serrator
- Habitat: Sealocks esturies brackish river mouths
- Legal Status: Directive 79/409 Annex II Irish Amber list Berne Convention Annex III Bonn Convention Annex II AEWA Annex II
- Possible Designation: SPA Ramser Site Wildfowl Sanctuary