| Date | Hour | Min | Species | Number | Location | By |
| 09/03/2010 | 13 | 5 | Harbour Porpoise | 2 | 20m out from The Arches Marine Drive | Mike Craine |
| 26/02/2010 | 17 | 0 | Bottlenose Dolphin | 40-50 | Between Dalby and Glen Maye | Brian Maddrell |
| 21/02/2010 | 11 | 0 | Bottlenose Dolphin | 30-40 | Also bow riding of a fishing vessel, very active group | Peter McEvoy |
| 21/02/2010 | 9 | 0 | Bottlenose Dolphin | 30-40 | Elby Point, Dalby | Mel Quayle |
| 21/02/2010 | 9 | 0 | Bottlenose Dolphin | 30-40 | 300m offshore Dalby Point to Glen Maye, heading N | Valerie Galpin |
| 20/02/2010 | 13 | 50 | Harbour Porpoise | 1 | The Arches, Marine Drive | Tom Felce |
| 19/02/2010 | 10 | 55 | Harbour Porpoise | 1 | The Arches, Marine Drive | Tom Felce |
| 18/02/2010 | 8 | 15 | Bottlenose Dolphin | 8-10 | Half a mile off Fenella Beach, Peel | Steve Black |
| 16/02/2010 | 13 | 25 | Harbour Porpoise | 4 | The Arches, Marine Drive | Tom Felce |
| 14/02/2010 | 9 | 15 | Bottlenose Dolphin | 30+ | From Ben my Chree, 20 miles offshore | JANICEC AND RICHARD COOIL |
| 07/02/2010 | 11 | 15 | Bottlenose Dolphin | 30+ | 100 metres of Kallow Point, PSM | Michael Kneale |
| 07/02/2010 | 10 | 10 | Bottlenose Dolphin | 50+ | 25mtrs offshore the Stack, Scarlett Point | John Cringle |
| 06/02/2010 | 16 | 0 | Harbour Porpoise | 2 | Just south of Glen Maye | Brian Maddrell |
| 06/02/2010 | 14 | 0 | Harbour Porpoise | 1 | 500 mts west of Langness | Martin Lambden |
| 24/01/2010 | 10 | 34 | Bottlenose Dolphin | 12 | just off South Harbour, Calf of Man, E of the Burroo | Michael Kneale |
| 09/01/2010 | 12 | 30 | Minke Whale | 1 | Off Peel Hill | Trevor Smith |
| 08/01/2010 | 15 | 10 | Bottlenose Dolphin | 10 | 100 metres off Kallow Point | Michael Kneale |
| 10/12/2009 | 16 | 0 | Harbour Porpoise | 1 | Laxey bay - Clay head | Craig Whalley |
| 10/12/2009 | 14 | 45 | Bottlenose Dolphin | 80-100 | Douglas Harbour - Arches | Tom Felce |
| 10/12/2009 | 11 | 45 | Bottlenose Dolphin | 20+ | Breaching and feeding Laxey Bay | Shane Stigant |
| 08/12/2009 | 11 | 0 | Bottlenose Dolphin | 50+ | Crossing Douglas bay heading south. | Graham Bayliss |
| 08/11/2009 | 16 | 45 | Bottlenose Dolphin | ~100 | Swimming across Douglas Bay north to south | Christine Pickering |
| 08/11/2009 | 16 | 15 | Bottlenose Dolphin | 50+ | Bow riding and following boat from Groudle to Douglas | Jim Shutler |
| 08/11/2009 | 16 | 0 | Bottlenose Dolphin | 50+ | 1 mile off Groudle north of Douglas | Sailing for the Disabled |
| 08/11/2009 | 15 | 45 | Minke Whale | 2 | Bulgham Bay towards Dhoon - 0.5 to 1 mile offshore | Steve Wright |
| 27/10/2009 | 7 | 35 | Bottlenose Dolphin | 20+ | Between Niarbyl and Dalby Point | Allan Kermode |
| 26/10/2009 | 16 | 45 | Bottlenose Dolphin | 6 | Just at the end of Niarbyl reef | Allan Kermode |
| 26/10/2009 | 16 | 0 | Bottlenose Dolphin | 40+ | Langness heading to PSM | Sara and Ed Jeffers |
| 26/10/2009 | 11 | 30 | Bottlenose Dolphin | 80-100 | 75m off Arches, Marine Drive | Tom Felce |
| 26/10/2009 | 10 | 15 | Bottlenose Dolphin | 8 | North of Laxey around Bulgham Bay | Rita Steele |
| 15/10/2009 | 17 | 20 | Dolphin Species | 2-3 | 200 yards off Little Ness, slowly moving south | Phil Sharratt |
| 15/10/2009 | 14 | 45 | Minke Whale | 1 | Niarbyl bay | Carl Smith and Mike Ritchie |
| 15/10/2009 | 13 | 13 | Minke Whale | 1 | 600m off The Arches, Marine Drive | Tom Felce |
| 15/10/2009 | 13 | 5 | Minke Whale | 1 | Half mile off Little Ness, Marine Drive. | Peter Quirk |
| 15/10/2009 | 11 | 15 | Minke Whale | 2 | 0.5 and 2 miles SE Toll Gate Marine Drive | Stephen James |
| 14/10/2009 | 18 | 44 | Harbour Porpoise | 2 | 500m NW of Dalby Point | Brian Maddrell |
| 14/10/2009 | 18 | 23 | Harbour Porpoise | 4 | 1.5 miles NW of Dalby Point | Brian Maddrell |
| 14/10/2009 | 18 | 15 | Harbour Porpoise | 5 | 1 mile W of Dalby Point | Brian Maddrell |
| 14/10/2009 | 17 | 52 | Harbour Porpoise | 4 | 0.5 miles NW of Dalby Point | Brian Maddrell |
| 14/10/2009 | 17 | 50 | Harbour Porpoise | 5 | 3.5 miles WNW of Dalby Point | Brian Maddrell |
| 14/10/2009 | 17 | 27 | Harbour Porpoise | 4 | 900m W of Dalby Point | Brian Maddrell |
| 14/10/2009 | 17 | 25 | Minke Whale | 1 | ~3 miles off Douglas, seen from the Ben my Chree | Jenny Williamson |
| 14/10/2009 | 17 | 25 | Harbour Porpoise | 8 | 400m W of Dalby Point | Brian Maddrell |
| 14/10/2009 | 17 | 21 | Harbour Porpoise | 20 | 0.5 miles W of Dalby Point | Brian Maddrell |
| 14/10/2009 | 17 | 17 | Harbour Porpoise | 12 | 3 miles West of Dalby Point | Brian Maddrell |
| 14/10/2009 | 17 | 13 | Harbour Porpoise | 15+ | 3 miles NW of Dalby Point | Brian Maddrell |
| 14/10/2009 | 17 | 12 | Harbour Porpoise | 9 | 3 miles West of Dalby Point | Brian Maddrell |
| 14/10/2009 | 17 | 10 | Harbour Porpoise | 4 | 0.5miles NW Dalby Point | Brian Maddrell |
| 14/10/2009 | 16 | 35 | Minke Whale | 1 | 700m off the Ledges, PSM | Tom Felce |
| 14/10/2009 | 15 | 15 | Minke Whale | 1 | 600m off the Arches, Marine drive | Tom Felce |
| 14/10/2009 | 11 | 55 | Minke Whale | 1 | About 1 mile off Pigeon Stream, Marine Drive. | Peter Quirk |
| 14/10/2009 | 10 | 30 | Minke Whale | 2 | Just off Toll gates, Marine Drive, Douglas | Brian Stewart |
| 14/10/2009 | 10 | 15 | Minke Whale | 1 | Off Marine Drive | Stephen James |
| 14/10/2009 | 10 | 15 | Minke Whale | 1 | 0.5 miles SE Toll Gate | Stephen James |
| 13/10/2009 | 17 | 27 | Harbour Porpoise | 12 | 500m NW of Dalby Point | Brian Maddrell |
| 12/10/2009 | 13 | 50 | Minke Whale | 1 | 1 mile off Little Ness | Robin Wootton |
| 10/10/2009 | 16 | 0 | Minke Whale | 2 | 7 miles E of Maughold Head | Barry Cubbon |
| 10/10/2009 | 15 | 45 | Minke Whale | 1 | 400m off Tollgates, Marine Drive | Paul Carney |
| 08/10/2009 | 18 | 30 | Minke Whale | 1 | Lunge feeding at surface, 200 m off shore Laxey Hd to Bulgham bay | Shane Stigant |
| 08/10/2009 | 11 | 45 | Minke Whale | 3 | 6 miles S of Douglas | Tom Bryan-Brown |
| 01/10/2009 | 13 | 0 | Minke Whale | 1 | 15m off Langness Point | Ruth Kirk |
| 26/09/2009 | 14 | 30 | Minke Whale | 1 | Feeding~30m off Black Head and Bay Stacka | Geordy Caren |
| 17/09/2009 | 17 | 15 | Harbour Porpoise | 4 | 2km NW of Dalby Point | Brian Maddrell |
| 17/09/2009 | 17 | 0 | Harbour Porpoise | 3 | 4.5km NW of Dalby Point | Brian Maddrell |
| 17/09/2009 | 15 | 0 | Harbour Porpoise | 1 | 15 miles NE of Douglas | Chris Tovell |
| 17/09/2009 | 14 | 0 | Harbour Porpoise | 3 | 4 miles West of St Bees Head, Cumbria | Chris Tovell |
| 14/09/2009 | 18 | 44 | Harbour Porpoise | 2 | 400m off Dalby Point | Brian Maddrell |
| 11/09/2009 | 15 | 30 | Harbour Porpoise | 3 | 12 miles West of Peel | Chris Tovell |
| 11/09/2009 | 13 | 30 | Harbour Porpoise | 9 | 4 miles into Strangford Lough | Chris Tovell |
| 08/09/2009 | 18 | 45 | Minke Whale | 1 | Middle of Laxey bay | Shane Stigant |
| 07/09/2009 | 19 | 10 | Dolphin Species | 1 | Multiple breaching 200m from Bradda Head | Carol Woodall |
| 30/08/2009 | 19 | 10 | Minke Whale | 1 | Bulgham Bay | John Cowin |
| 29/08/2009 | 18 | 45 | Minke Whale | 1 | Laxey Head close to the rocks | Shane Stigant |
| 29/08/2009 | 13 | 5 | Minke Whale | 2-3 | Off Dhoon & Bulgham Bays, breaching observed. | John, Lorraine & Craig Donnelly |
| 28/08/2009 | 17 | 20 | Minke Whale | 1 | Bulgham Bay/Carrick Roayrt | John Cowin |
| 27/08/2009 | 7 | 50 | Minke Whale | 1 | Just off shore by 'never-ending' curve near Laxey | Vicky Taylor |
| 22/08/2009 | 18 | 42 | Minke Whale | 2 | 1km NW of Dalby Point | John Galpin |
| 22/08/2009 | 18 | 30 | Harbour Porpoise | 2 | 800m NW Dalby Point | Brian Maddrell |
| 18/08/2009 | 11 | 45 | Harbour Porpoise | 1 | N of Dalby pt | Brian Maddrell |
| 17/08/2009 | 18 | 5 | Harbour Porpoise | 1 | NW of Dalby Pt | Brian Maddrell |
| 13/08/2009 | 13 | 35 | Mola Mola - Tropical Sunfish | 1 | Near Bay Fine, near Sound | Mary McDermott |
| 13/08/2009 | 12 | 50 | Minke Whale | 1 | 8 miles West of Peel | Mary McDermott |
| 13/08/2009 | 12 | 50 | Risso's Dolphin | 2 | 8 miles West of Peel | Mary McDermott |
| 13/08/2009 | 11 | 0 | Harbour Porpoise | 31 | Box 5, SW of Calf | Manx Cetacean Surveys |
| 13/08/2009 | 10 | 0 | Minke Whale | 6 | Box 5, SW of Calf | Manx Cetacean Surveys |
| 13/08/2009 | 9 | 0 | Risso's Dolphin | 5 | Box 5, SW of Calf | Manx Cetacean Surveys |
| 10/08/2009 | 10 | 30 | Minke Whale | 1 | .5 mile off Contrary Head | Mal. Kelly, Foillan Beg |
| 09/08/2009 | 15 | 0 | Minke Whale | 1 | .5 mile NW Contrary Head | Mal. Kelly, Foillan beg |
| 09/08/2009 | 14 | 45 | Minke Whale | 2 | 1/2 mile west of Contrary Head | Jane Young |
| 08/08/2009 | 13 | 25 | Harbour Porpoise | 1 | 20m off Bradda Head | Ian Judd |
| 07/08/2009 | 14 | 0 | Risso's Dolphin | 1 | Breaching fully out the water ~ 8ft high, 30m off Douglas Lighthouse | Kevin Quilliam |
| 06/08/2009 | 17 | 15 | Harbour Porpoise | 1 | 800m NW of Dalby Point | John Galpin |
| 06/08/2009 | 15 | 5 | Harbour Porpoise | 2 | Port Erin - Mouth of bay heading towards Bradda Head | Steve Wright |
| 06/08/2009 | 13 | 5 | Risso's Dolphin | 4 -5 | Tail slapping 12 miles S of Port St Mary | Tim Pilcher |
| 05/08/2009 | 18 | 25 | Harbour Porpoise | 2 | 500m NW of Dalby Pt | John Galpin |
| 05/08/2009 | 12 | 45 | Minke Whale | 1 | Full breach, just off shore, Niarbyl, | Abbe Moore |
| 26/07/2009 | 11 | 15 | Unidentified Large Cetacean | 1 | 200m North side Garwick Bay | Stephen James |
| 25/07/2009 | 19 | 30 | Unidentified Large Cetacean | 1 | 300m off Bradda Head | Lauren Beard |
| 25/07/2009 | 15 | 30 | Killer Whale | 1 | Full breach close to shore by Peel castle | Katie Young |
| 25/07/2009 | 14 | 25 | Killer Whale | 1 | Full breaching, 1 mile N of Dalby Point | Stuart and Heather Blackley |
| 25/07/2009 | 14 | 0 | Killer Whale | 1 | Full breaching, just N of Niarbyl | Stuart and Heather Blackley |
| 25/07/2009 | 13 | 30 | Risso's Dolphin | 1 | Breaching 1 mile S Dreswick Pt, Langness. | John Galpin & Tom Felce |
| 25/07/2009 | 12 | 50 | Unidentified Large Cetacean | 1 | Breaching 2 miles NW of Bradda Head | John Galpin & Tom Felce |
| 25/07/2009 | 12 | 15 | ULC - poss Minke | 1 | Full breaching, 1 mile S of Niarbyl | Ian and Jane Young - Pegasus |
| 25/07/2009 | 7 | 0 | Harbour Porpoise | 2 | Near the chapel on Fort Island, Langness | David Smith |
| 24/07/2009 | 14 | 25 | Harbour Porpoise | 2 | N end of Langness, 30m off shore | John Galpin & Tom Felce |
| 20/07/2009 | 11 | 0 | Risso's Dolphin | 10+ | 200m off Peel Headlands swimming N | Justine Shepherd |
| 19/07/2009 | 16 | 30 | Risso's Dolphin | 5 | Off Peel breakwater, heading N | Katie Young |
| 19/07/2009 | 13 | 30 | Risso's Dolphin | 5 | Heading S, 2miles SW of Niarbyl | Ian and Jane Young - Pegasus |
| 19/07/2009 | 13 | 0 | Risso's Dolphin | 5 | 1.5 miles W of Niarbyl heading S | John Galpin NWDW Watch |
| 19/07/2009 | 12 | 45 | Risso's Dolphin | 7 | Breaching at the Sound, between main land and Kitterland, NW. side | Eleanor Stone - NWDW Watch |
| 16/07/2009 | 18 | 30 | Breaching ULC - poss Humpback | 1 | 1200m off Peel breakwater | Bobby and Marlyn Bowie - Manx Sea Quest |
| 16/07/2009 | 18 | 0 | Harbour Porpoise | 1 | Marine Drive - 500m east of Little Ness | Steve Wright |
| 16/07/2009 | 13 | 35 | Harbour Porpoise | 1 | 25m off Fort Island, Langness | Shane Stigant |
| 16/07/2009 | 12 | 45 | Risso's Dolphin | 5 | 75m NE of Fort Island, Langness, heading to Port Soderick | Shane Stigant |
| 15/07/2009 | 11 | 18 | Harbour Porpoise | 1 | 300m NW of Dalby Point | John Galpin |
| 15/07/2009 | 7 | 25 | Harbour Porpoise | 1 | 500m W of Dalby Pt | Brian Maddrell |
| 12/07/2009 | 12 | 30 | Harbour Porpoise | 3 | The Sound - 200m west side of Kitterland at the Sound | Steve Wright |
| 06/07/2009 | 17 | 50 | Harbour Porpoise | 1 | 5km NW of Dalby Point | Brian Maddrell |
| 06/07/2009 | 17 | 40 | Harbour Porpoise | 1 | 450m W of Dalby Point | Brian Maddrell |
| 05/07/2009 | 14 | 0 | Harbour Porpoise | 1 | In between Chicken Rock and the Sound | Tommy Bowles |
| 05/07/2009 | 10 | 30 | Harbour Porpoise | 2 | 200m W of Sound | Ian Enlander |
| 04/07/2009 | 12 | 0 | Common Dolphin | 2 | 1 mile east Herring Tower, Langness. | Mike Craine |
| 02/07/2009 | 16 | 15 | Harbour Porpoise | 9 | Various locations along ferry route, Belfast/Douglas | Ian Enlander |
| 01/07/2009 | 20 | 40 | Risso's Dolphin | 12+ | 150 m ENE Fort Island close to the rip current, Langness. | Erica and Alastair Scott |
| 01/07/2009 | 19 | 0 | Harbour Porpoise | 3 | Langness Point | Stuart Lyon |
| 01/07/2009 | 18 | 15 | Harbour Porpoise | 1 | Port St Mary - 400m east from Ledges | Steve Wright |
| 01/07/2009 | 11 | 45 | Harbour Porpoise | 9 | 2.5 miles off Elby Point | Mal. Kelly, Foillan beg |
| 01/07/2009 | 11 | 20 | Harbour Porpoise | 3 | 2.64 miles off Elby Point | Mal. Kelly, Foillan Beg |
| 01/07/2009 | 11 | 0 | Harbour Porpoise | 7 | 1.17 miles off Cronk ny Airy Laa | Mal. Kelly, Foillan Beg |
| 30/06/2009 | 20 | 30 | Risso's Dolphin | 6 | 1/2 Nm South of Burroo (Drinking Dragon) - Calf of Man | Buster Nixon |
| 30/06/2009 | 20 | 0 | Risso's Dolphin | 11 | 100 - 300m southeast Little Ness, Marine Drive. | Mike Craine |
| 30/06/2009 | 20 | 0 | Harbour Porpoise | 1 | Half a mile off Sugarloaf | Buster Nixon |
| 30/06/2009 | 19 | 50 | Risso's Dolphin | 8 | Heading towards Port Soderick | Ian Wilcock |
| 30/06/2009 | 19 | 40 | Harbour Porpoise | 1 | 400m NW of Niarbyl point | Patrick Burden |
| 29/06/2009 | 11 | 45 | Risso's Dolphin | 12+ | 200m off Fort island near the Chapel | Linda Wales |
| 28/06/2009 | 20 | 25 | Risso's Dolphin | 3 - 4 | 0.75 miles off Marine Drive heading SW | Ian Wilcock |
| 28/06/2009 | 20 | 0 | Dolphin Species poss RD | 25+ | 300m off The Ledges | David Hardinge |
| 28/06/2009 | 18 | 0 | Harbour Porpoise | 2 | 500m NW of Dalby Point | Brian Maddrell |
| 28/06/2009 | 12 | 0 | Risso's Dolphin | 1 | Breaching, West side of the Sound. | Mal. Kelly, Foillan Beg |
| 27/06/2009 | 21 | 0 | Harbour Porpoise | 2 | Just off Contrary Head | Jane Young |
| 27/06/2009 | 16 | 0 | Harbour Porpoise | 1 | 750m off Majestic, Onchan | Mike and Lynn Craine |
| 27/06/2009 | 12 | 0 | Risso's Dolphin | 5 | Breaching clear of the water, off Chickens Rock S of Calf of Man | Janice and Richard Cooil |
| 27/06/2009 | 11 | 55 | Killer Whale | 3-4 | Head banging and tail slapping near Chicken Rock off Calf of Man | Janice/ Richard Cooil |
| 27/06/2009 | 11 | 0 | Risso's Dolphin | 3 | Between Calf and Port Erin | Laura Sutherland |
| 27/06/2009 | 10 | 20 | Risso's Dolphin | 12+ | Breaching, 200-800m off Cow harbour, Calf of Man | Janice and Richard Cooil |
| 26/06/2009 | 20 | 15 | Harbour Porpoise | 1 | 500m W of Dalby Pt | Brian Maddrell |
| 26/06/2009 | 16 | 0 | Harbour Porpoise | 3 | 500m E of the Ledges, PSM | Tom Felce |
| 26/06/2009 | 1 | 0 | Harbour Porpoise | 1 | 500m SE off the Ledges, PSM | Tom Felce |
| 24/06/2009 | 18 | 15 | Harbour Porpoise | 5 | South of Small Sound | Manx Basking Shark Watch |
| 23/06/2009 | 21 | 40 | Harbour Porpoise | 2 | 3/4 mile west of Bradda Head | Jane Young |
| 23/06/2009 | 21 | 30 | Harbour Porpoise | 3 | 1 mile west of Bradda Head | Jane Young |
| 23/06/2009 | 20 | 5 | Harbour Porpoise | 2 | Mother and calf 800m off Ballaghennie beach | John Donnelly & Lorraine & Steve Wright |
| 23/06/2009 | 19 | 30 | Harbour Porpoise | 2 | 1km off Ballaghennie | John Donnelly & Lorraine & Steve Wright |
| 23/06/2009 | 18 | 55 | Harbour Porpoise | 2 | 700m off Ballaghennie beach | John Donnelly & Lorraine & Steve Wright |
| 23/06/2009 | 18 | 50 | Harbour Porpoise | 1 | 1km off Ballaghennie beach | John Donnelly |
| 23/06/2009 | 18 | 50 | Harbour Porpoise | 1 | 150m off Ballaghennie beach | John Donnelly & Lorraine & Steve Wright |
| 23/06/2009 | 18 | 35 | Harbour Porpoise | 5 | 1km off Ballaghennie Beach | John Donnelly & Lorraine |
| 23/06/2009 | 17 | 35 | Harbour Porpoise | 4 | 0.5 miles south Point of Ayre | Sue Whittaker |
| 23/06/2009 | 17 | 7 | Harbour Porpoise | 28 | From MV Balmoral, Strangford to Peel | Patrick Burden |
| 23/06/2009 | 16 | 40 | Harbour Porpoise | 2 | Point of Ayre heading NE | Sue Whittaker |
| 23/06/2009 | 10 | 50 | Risso's Dolphin | 20 | Breaching 500m due South Langness | Steve Burrows |
| 23/06/2009 | 10 | 22 | Harbour Porpoise | 24 | From MV Balmoral, Peel to Strangford | Patrick Burden |
| 22/06/2009 | 22 | 5 | Minke Whale | 3 | 3 - 4 miles W of Dalby Point | Brian Maddrell |
| 22/06/2009 | 20 | 57 | Humpback | 1 | Full Breach - 75 m west of Fenella beach, Peel. | Ian Judd |
| 22/06/2009 | 12 | 0 | Killer Whale | 4-6 | A pod swimming past Peel breakwater going west. | Robert Quilliam |
| 22/06/2009 | 11 | 50 | Minke Whale | 1 | 6 miles SE of Santon Head | William Cain |
| 22/06/2009 | 8 | 3 | Harbour Porpoise | 2 | 1 mile NW of Dalby Point | Brian Maddrell |
| 22/06/2009 | 7 | 55 | Harbour Porpoise | 1 | 300m NW of Dalby Point | Brian Maddrell |
| 20/06/2009 | 6 | 45 | Harbour Porpoise | 1 | Off Kallow Point | Graham Hall |
| 16/06/2009 | 17 | 40 | Risso's Dolphin | 1 | 1/2 mile NE of Herring Tower, 50m offshore- Langness | Janice and Richard Cooil |
| 16/06/2009 | 17 | 30 | Risso's Dolphin | 5 | Breaching, 700m NW of Kitterland - The Sound, Calf of Man | Sue Whittaker |
| 16/06/2009 | 10 | 20 | Risso's Dolphin | 10+ | East of the Calf | MWDW |
| 16/06/2009 | 9 | 40 | Risso's Dolphin | 10 | Castletown Bay thro to Langness | Manx Basking Shark Watch |
| 16/06/2009 | 9 | 3 | Harbour Porpoise | 2 | 1.25miles NW of Dalby Point | Brian Maddrell |
| 16/06/2009 | 8 | 50 | Harbour Porpoise | 1 | SW of Scarlet Point | Manx Basking Shark Watch |
| 16/06/2009 | 7 | 45 | Minke Whale | 1 | !.5 miles NW of Dalby Point! | Brian Maddrell |
| 16/06/2009 | 7 | 30 | Harbour Porpoise | 3 | 800m NW Dalby Point | Brian Maddrell |
| 16/06/2009 | 1 | 15 | Risso's Dolphin | 2 | Off Perwick Bay | Graham Hall |
| 15/06/2009 | 8 | 45 | Harbour Porpoise | 2 | Perwick Bay | Graham Hall |
| 14/06/2009 | 18 | 45 | Risso's Dolphin | 1 | Off Trie Vane | Manx Basking Shark Watch |
| 14/06/2009 | 16 | 30 | Risso's Dolphin | 1 | Off Santon Head | Manx Basking Shark Watch |
| 14/06/2009 | 10 | 40 | Risso's Dolphin | 1 | 100m off N. tip of Langness | Chris Tovell |
| 13/06/2009 | 11 | 30 | Minke Whale | 1 | .5 mile NW Contrary Head | Mal. Kelly, Foillan Beg |
| 13/06/2009 | 7 | 30 | Minke Whale | 1 | 500 metres west of Bradda Head | John Sydney Collister |
| 12/06/2009 | 17 | 33 | Minke Whale | 1 | 2.5 miles NW of Dalby Point | John Galpin |
| 12/06/2009 | 13 | 40 | Unidentified Large Cetacean | 1 | 2mls west of Ballaugh | Jane Young |
| 12/06/2009 | 13 | 0 | Common Dolphin | 5+ | 2mls west of Jurby Church | Jane Young |
| 12/06/2009 | 13 | 0 | Minke Whale | 1 | | Jane Young |
| 12/06/2009 | 12 | 30 | Minke Whale | 2 | Off Contrary Head 4 miles and 2 miles | Mary McDermott |
| 12/06/2009 | 11 | 0 | Minke Whale | 6 | 1 mile NW Peel | Mal. Kelly, Foillan Beg |
| 12/06/2009 | 10 | 40 | Harbour Porpoise | 2 | 600m off Ballaghennie beach | John Donnelly & Lorraine |
| 12/06/2009 | 10 | 0 | Minke Whale | 2 | 1.5 miles NW of Dalby Point | John Galpin |
| 12/06/2009 | 7 | 50 | Long Finned Pilot Whale | 1 | 1.5mls NW of Kirk Michael | Jane Young |
| 12/06/2009 | 6 | 0 | Harbour Porpoise | 2 | South of The Carrick, PSM | Graham Hall |
| 11/06/2009 | 20 | 55 | Risso's Dolphin | 8 | Spy-hopping and tail slapping for 60 mins, 400m off the Ledges Port St Mary.. | Janice and Richard Cooil |
| 10/06/2009 | 19 | 30 | Minke Whale | 1 | 2 miles W of Dalby Point | Brian Maddrell |
| 10/06/2009 | 17 | 0 | Minke Whale | 1 | Half way between Port Erin and the Sound ~ 1 mile offshore | Kevin Broadbent |
| 10/06/2009 | 16 | 10 | Minke Whale | 4/5 | 2.2 miles West Contrary Head | Mal. Kelly, Foillan Beg |
| 10/06/2009 | 15 | 30 | Minke Whale | 2 | 3 Miles West of Dalby Point | Louise Chhetri |
| 10/06/2009 | 13 | 30 | Minke Whale | 4 | Across the sea, 1 to 3.5 miles NW of Dalby Point | John Galpin |
| 10/06/2009 | 12 | 0 | Minke Whale | 1 | 700mts north of the Calf.1200mts from the shore | Ian Wilcock |
| 10/06/2009 | 10 | 45 | Minke Whale | 2 | Just off Bradda Head | Manx Basking Shark Watch |
| 10/06/2009 | 6 | 0 | Dolphin Species | 1 | 300m to the West of Langness | Graham Hall |
| 05/06/2009 | 13 | 29 | Killer Whale | 1 | 200m off Little Ness, Marine Drive - heading N | Steve Taylor |
| 04/06/2009 | 20 | 30 | Harbour Porpoise | 1 | Fleshwick Bay | Tom Beard |
| 03/06/2009 | 18 | 30 | Risso's Dolphin | 10 | Just off Marine Drive, Douglas - by closed section | Katy Smith |
| 03/06/2009 | 17 | 35 | Harbour Porpoise | 4 | Oberved from North Barrier Gate on Marine Drive. | D Keggin |
| 03/06/2009 | 15 | 5 | Harbour Porpoise | 2 | About 1 mile off Bradda Head | Eleanor Stone |
| 02/06/2009 | 19 | 15 | Dolphin Species | 7+ | 2-3 miles south of Douglas Head | Terry Holt |
| 02/06/2009 | 19 | 12 | Harbour Porpoise | 1 | 3 miles W of Jurby Head | John and Val Galpin |
| 02/06/2009 | 19 | 9 | Risso's Dolphin | 2 | 3 miles W of Jurby Head | John and Val Galpin |
| 02/06/2009 | 16 | 0 | Harbour Porpoise | 1 | 2 miles NW of Dalby Point | Louise Chhetri |
| 02/06/2009 | 14 | 48 | Harbour Porpoise | 1 | 3 miles W of Dalby Point | Brian B Maddrell |
| 02/06/2009 | 12 | 35 | Harbour Porpoise | 2 | 1200m SW of Dalby Point | Brian B Maddrell |
| 02/06/2009 | 10 | 4 | Risso's Dolphin | 4 | Slowly swimming around airport extension barges | Eleanor Stone |
| 01/06/2009 | 14 | 0 | Risso's Dolphin | 2 - 3 | approx. 9 miles south of Port St Mary | David M Jones |
| 30/05/2009 | 20 | 20 | Harbour Porpoise | 2 | 2 miles NW of Dalby Point | Brian B Maddrell |
| 30/05/2009 | 18 | 20 | Minke Whale | 1 | Fully breaching 3 times- 500m off Glen Maye beach | Jane Young |
| 29/05/2009 | 15 | 0 | Harbour Porpoise | 1 | NW Contrary Head | Mal. Kelly,Foillan Beg |
| 27/05/2009 | 18 | 36 | Harbour Porpoise | 1 | 700m NW of Dalby Pt | John Galpin |
| 25/05/2009 | 12 | 0 | ULC - poss. Humpback | 1 | Full breach by boat, 2 miles SE of Port Soderick | Karl Blower |
| 24/05/2009 | 11 | 45 | Risso's Dolphin | 6 | 12 mile S of Langness | Kirsty Clowes |
| 23/05/2009 | 13 | 25 | Risso's Dolphin | 1 | Douglas Harbour Fairway | Jim Shutler |
| 10/05/2009 | 20 | 40 | Harbour Porpoise | 3 | Perwick Bay PSM | Graham Hall |
| 10/05/2009 | 19 | 35 | Harbour Porpoise | 1 | Ballaghennie - 50m North of beach | John Donnelly & Lorraine |
| 10/05/2009 | 19 | 10 | Harbour Porpoise | 5 | Ballaghennie, NNE 1000m | John Donnelly & Lorraine |
| 10/05/2009 | 19 | 10 | Harbour Porpoise | 2 | Off PSM Breakwater | Graham Hall |
| 10/05/2009 | 18 | 52 | Harbour Porpoise | 2 | 2 miles NNW of Dalby Point | John Galpin |
| 10/05/2009 | 18 | 40 | Harbour Porpoise | 5 | Ballaghennie - 70m North of beach | John Donnelly & Lorraine |
| 10/05/2009 | 18 | 23 | Harbour Porpoise | 3 | Ballaghennie - 1000m NNE of beach | John Donnelly & Lorraine |
| 10/05/2009 | 18 | 5 | Harbour Porpoise | 1 | Ballaghennie - 800m NE of beach | John Donnelly & Lorraine |
| 10/05/2009 | 8 | 30 | Harbour Porpoise | 2 | South of Langness | Graham Hall |
| 10/05/2009 | 8 | 10 | Harbour Porpoise | 1 | South of Carrick, Bay ny Carrickey | Graham Hall |
| 03/05/2009 | 18 | 30 | Harbour Porpoise | 2 | 50 - 100m off Toll Gate, Marine Drive | Mike and Lynn Craine |
| 03/05/2009 | 13 | 45 | Harbour Porpoise | 1 | The Sound Cafe | Tom Felce |
| 30/04/2009 | 19 | 45 | Harbour Porpoise | 2 | Kallow Point SSE 3 Km | Graham Hall |
| 28/04/2009 | 7 | 10 | Harbour Porpoise | 2 | Off the Point, Port St Mary | Graham Hall |
| 28/04/2009 | 6 | 55 | Risso's Dolphin | 3-6 | Scarlett South about 1000m | Graham Hall |
| 27/04/2009 | 14 | 30 | Risso's Dolphin | 2 | 1,000m off Santon Gorge | Chris Tovell |
| 25/04/2009 | 17 | 25 | Risso's Dolphin | 1 | 100m seaward of old breakwater Port Erin | Sue Whittaker |
| 25/04/2009 | 15 | 0 | Minke Whale | 1 | Between Sugar Loaf and Port St Mary | Tommy Bowles and Imy Davies |
| 24/04/2009 | 13 | 45 | Harbour Porpoise | 1 | 1.6nm NW of Contrary Head | Mal. Kelly,Foillan Beg |
| 20/04/2009 | 18 | 40 | Harbour Porpoise | 3 | 3 HP - 1 juvenile 200 metres off Ballaghennie | John & Lorraine Donnelly |
| 20/04/2009 | 17 | 40 | Harbour Porpoise | 4 | 50m-300m E of Langness (nr Herring Tower). | Steve Wright |
| 20/04/2009 | 11 | 40 | Harbour Porpoise | 1 | Wart Bank, east of the Calf | Paul Carney |
| 20/04/2009 | 11 | 5 | Harbour Porpoise | 1 | On Wart Banks east of Calf | Paul Carney |
| 13/04/2009 | 15 | 10 | Harbour Porpoise | 1 | Castletown Bay, .5 miles from Bell buoy | Craig Whalley |
| 13/04/2009 | 14 | 30 | Harbour Porpoise | 2 | Langness, opposite the tower | Craig Whalley |
| 12/04/2009 | 17 | 30 | Risso's Dolphin | 4 | Between Fleshwick and Bradda. Close inshore (closest 50m) | Janette Gledhill |
| 12/04/2009 | 15 | 0 | Risso's Dolphin | 4 | 300 - 400m off Groudle Head/Sea Lion Cafe | Cath Dudley |
| 10/04/2009 | 18 | 50 | Harbour Porpoise | 1 | Ballaghennie 1000m NNE of beach | John Donnelly & Lorraine |
| 08/04/2009 | 7 | 45 | Harbour Porpoise | 1 | 500 mtrs NE of Clay Head | Shane Stigant |
| 02/04/2009 | 14 | 20 | Harbour Porpoise | 0 | In Sound West of Burroo Ned | Graham Hall |
| 02/04/2009 | 9 | 45 | Risso's Dolphin | 1 | 150 mtrs off Douglas Lighthouse | Brian Stewart |
| 01/04/2009 | 20 | 35 | Risso's Dolphin | 1 | 200 mtrs off the Arches, Marine Drive | Graham Healy |
| 01/04/2009 | 18 | 30 | Harbour Porpoise | 1 | 1 mile S of Stack, Castletown Bay | Stuart Lyon |
| 01/04/2009 | 17 | 50 | Common Dolphin | 2 | Bay Stacka near Sugarloaf | Richard Cooil/ Janice Cooil |
| 01/04/2009 | 17 | 0 | Risso's Dolphin | 1 | 50 meters off Douglas Lighthouse | Jim Shutler |
| 01/04/2009 | 13 | 15 | Harbour Porpoise | 1 | 300m off the Arches- Marine Drive | Paul Moore |
| 01/04/2009 | 13 | 15 | Harbour Porpoise | 1 | The Arches, Marine Drive | Tom Felce |
| 01/04/2009 | 11 | 50 | Risso's Dolphin | 2 | 50 meters of Douglas Lighthouse | Jim Shutler |
| 01/04/2009 | 11 | 45 | Risso's Dolphin | 1 | Swam N, disappeared around Douglas Head. | Lorraine & John Donnelly |
| 01/04/2009 | 11 | 40 | Harbour Porpoise | 2 | Just off the Ledges, Port St Mary | Tom Felce |
| 01/04/2009 | 11 | 10 | Risso's Dolphin | 1 | 40mtrs offshore, 50mtrs S of Arches, Marine Drive | Lorraine & John Donnelly |
| 01/04/2009 | 11 | 10 | Risso's Dolphin | 2 | 2 rissos seen 50 metres S of Arches between 1110 &1200 | Lorraine & John Donnelly |
| 01/04/2009 | 8 | 40 | Risso's Dolphin | 1 | Happy Valley, Onchan, 100m offshore | Peter Crompton |
| 31/03/2009 | 10 | 40 | Minke Whale | 2 | Dhoon Bay | Robin Gerrard |
| 30/03/2009 | 10 | 40 | Harbour Porpoise | 1 | Douglas Head | Oliver Neale |
| 26/03/2009 | 8 | 30 | Unidentified Large Cetacean | 2 | Feeding on a bait ball just off Peel breakwater | Paul Chatel |
| 25/03/2009 | 10 | 35 | Risso's Dolphin | 1 | Marine Drive, Pigeon Stream, just off shore | Simon Mitchell |
| 24/03/2009 | 9 | 35 | Risso's Dolphin | 1 | Between Pigeon Stream and Little Ness | Tom Felce |
| 24/03/2009 | 9 | 5 | Risso's Dolphin | 1 | Just off Arches, moving S towards Little Ness | Tom Felce |
| 22/03/2009 | 13 | 45 | Harbour Porpoise | 1 | The Sound - 300m offshore SE of Kitterland | Steve Wright |
| 21/03/2009 | 12 | 15 | Risso's Dolphin | 1 | Tail slapping 300m off Port Wallberry - Marine Drive | John Donnelly |
| 21/03/2009 | 10 | 15 | Risso's Dolphin | 3 | Tail slapping the water, Marine Drive - Arches (100m) to Little Ness (500m) | Steve Wright |
| 20/03/2009 | 16 | 55 | Risso's Dolphin | 1 | Heading S - 250m off Marine Drive - closed section | Simon Mitchell |
| 19/03/2009 | 17 | 30 | Risso's Dolphin | 2 | Marine Drive Arches to Little Ness - 100m offshore | Steve Wright |
| 17/03/2009 | 8 | 0 | Risso's Dolphin | 1 | 200 mtrs off Onchan Head | John Tinsley |
| 16/03/2009 | 17 | 50 | Risso's Dolphin | 1 | Onchan - 200m from Port Jack Headland | Steve Wright |
| 16/03/2009 | 16 | 0 | Risso's Dolphin | 2 | Breaching 150/300m off Majestic and White City, Douglas | Stephen James |
| 15/03/2009 | 14 | 30 | Risso's Dolphin | 2 | 50m off the 'north of road closed gate' Marine Drive | Mike Craine |
| 15/03/2009 | 14 | 0 | Minke Whale | 1 | 15mtrs N of Douglas Lighthouse. swiming with the ebb | Jim Shutler |
| 14/03/2009 | 12 | 30 | Risso's Dolphin | 1 | Playing in the surf 100 m off Little Ness, Marine Drive Douglas | Craig Whalley |
| 14/03/2009 | 9 | 45 | Risso's Dolphin | 1 | Little Ness - Marine Drive Douglas/Port Soderick | Graham Bayliss |
| 05/03/2009 | 10 | 0 | Killer Whale | 1 | 300m off Pigeon Stream- Marine Drive | Robert Ash |
| 05/03/2009 | 9 | 40 | Risso's Dolphin | 1 | Off closed section along Marine Drive, Douglas | Graham Bayliss |
| 02/03/2009 | 17 | 26 | Risso's Dolphin | 1 | Douglas Head, swimming S - close to shore | Tanya Gorry |
| 23/02/2009 | 10 | 30 | Harbour Porpoise | 1 | 350 metres off the Arches, Douglas Head | Chris Tovell & Shirley Moore |
| 22/02/2009 | 14 | 20 | Harbour Porpoise | 2 | Off Port Lewaigue | Joyce Quilliam |
| 18/02/2009 | 15 | 30 | Harbour Porpoise | 5 | 700m off The Arches, Marine Drive | Tom Felce |
| 18/02/2009 | 15 | 0 | Harbour Porpoise | 5 | 50m off Peel breakwater moving S | Mal. Kelly, Foillan Beg |
| 18/02/2009 | 14 | 0 | Harbour Porpoise | 3 | Off Port St Mary Ledges | Tom Felce |
| 18/02/2009 | 13 | 15 | Harbour Porpoise | 10+ | Feeding together 0.5 miles east of Pigeon Stream, Marine Drive | Steve Wright |
| 18/02/2009 | 13 | 0 | Harbour Porpoise | 20+ | Feeding 500m off the 'north road closed gate' marine drive | Mike Craine and Paul Moore |
| 18/02/2009 | 11 | 30 | Harbour Porpoise | 20+ | 500 m off Marine Drive at the Toll gates | Graham Bayliss |