Halvard Aas Midtun: Gavia arctica arctica (Black-throated Loon)
Halvard Aas Midtun: Gavia arctica arctica (Black-throated Loon)
Halvard Aas Midtun: Gavia stellata (Red Throated Loon)
Halvard Aas Midtun: Gavia stellata (Red Throated Loon)