Date Time Duration (Mins) Species Location Adults Juveniles Behaviour 1 Observer Name
May 18, 2025 13:00 25 Harbour porpoise

South harbour, Calf of Man

6 2 Feeding or foraging Calf wardens
May 17, 2025 15:30 10 Moonlight and Starlight

Clay Head

2 0 Bow riding Richard Wild
May 17, 2025 17:25 15 Harbour porpoise

West of the Burroo

4 1 Feeding or foraging Calf wardens
May 16, 2025 18:38 45 Common dolphin

10 miles off Bradda

24 6 Fast swim or porpoising Thomas Keggen (Boat Trips Isle of Man)
May 16, 2025 13:40 7 Harbour porpoise

The Burroo, south of the Calf

2 0 Feeding or foraging Calf wardens
May 14, 2025 11:00 1 Risso’s dolphin

2 miles NW off Calf Sound

1 0 Fast swim or porpoising Nina Shimmin
May 12, 2025 17:25 1 Harbour porpoise

Gibdale point, north of the Calf

1 0 Normal swimming Calf wardens
May 11, 2025 15:15 10 Harbour porpoise

North of the Sound

4 1 Feeding or foraging Calf wardens
May 10, 2025 11:20 5 Risso’s dolphin

Onchan

1 0 Normal swimming Jesús Garcia
May 10, 2025 17:25 5 Harbour porpoise

Chicken rock, SW of the Calf

1 0 Normal swimming Calf wardens
May 9, 2025 11:25 5 Moonlight and Starlight

Peel headland

2 0 Feeding or foraging Richard Cooil
May 9, 2025 20:20 2 Harbour porpoise

West of Sound car park

1 0 Feeding or foraging Sue Whittaker and Carol
May 9, 2025 18:30 150 Moonlight and Starlight

Port Erin Bay

2 0 Normal swimming Aquabike Isle of Man, Siobhan Milnes
May 9, 2025 13:00 10 Moonlight and Starlight

Peel, just outside the mouth of Fenella Bay

2 0 Normal swimming Steve Wright
May 7, 2025 07:50 40 Moonlight and Starlight

Langness-Derbyhaven

2 0 Feeding or foraging Jessica Pentelow, David Oates, Emma Pugh
May 7, 2025 18:15 30 Risso’s dolphin

Marine drive, Douglas.

3 1 Leaping Leon Crompton-Jones
May 7, 2025 11:00 5 Harbour porpoise

South Harbour, Calf of Man

2 0 Feeding or foraging David Bellamy
May 6, 2025 08:00 5 Harbour porpoise

6 miles off Port St Mary

3 Normal swimming Martin Lambden
May 6, 2025 21:00 5 Moonlight and Starlight

Peel by the bowling green

2 0 Feeding or foraging Dave Corkish
May 6, 2025 17:10 5 Harbour porpoise

Chicken rock

3 0 Normal swimming Calf wardens