2020 Migrants
| Sand Martin | 6th April, Connemara National Park (Dermot Breen). |
| House Martin | 9th April, Tooreen West, Nr. Ballinderreen (Paul Troake). |
| Swallow | 4th April, Loughrea (Tom Murtagh). |
| Swift | 30th April, Oranmore (Martin Byrnes). |
| Common Sandpiper | 16th April, Cleggan Bay (Dermot Breen). |
| Manx Shearwater | 10th March, Baile na hAbhainn (Paul Troake). |
| Whimbrel | 14th April, Kinvara Bay (Paul Troake). |
| Marsh Harrier | |
| Osprey | 7th May, Lough Kinlea (Ross Callanan). |
| Hobby | 22nd May, R349 Nr. Loughrea (Pete Capsey). |
| Common Tern | 16th April, Cleggan Bay (Dermot Breen). |
| Arctic Tern | 8th May, Curramore, Lough Corrib (Neil Sharkey). |
| Little Tern | 15th April, Spiddal Beach (Aonghus O'Donaill). |
| Black Tern | |
| Roseate Tern | |
| Arctic Skua | 10th May, Eeragh, Lettermullan (Sean McCann). |
| Pomarine Skua | |
| Great Skua | |
| Long-tailed Skua | |
| Willow Warbler | 25th March, Lough Nalareagh & Bearna (Paidi Cullinan & Cathal Forkan). |
| Wood Warbler | |
| Sedge Warbler | 15th April, Cloghballymore, Nr. Ballinderreen (Paul Troake). |
| Whitethroat | 17th April, Pollagh, Nr. Ballinderreen (Paul Troake). |
| Lesser Whitethroat | |
| Grasshopper Warbler | 8th April, Bearna (Cathal Forkan). |
| Garden Warbler | |
| White Wagtail | |
| Yellow Wagtail | 14th May, Bunowen Pier, Ballyconneely (John Roberts). |
| Corncrake | 17th April, Rossadillisk (per Ciaran Reaney). |
| Spotted Crake | |
| Quail | |
| Cuckoo | 10th April, Tirellan, Galway city (Tom Cuffe). |
| Turtle Dove | |
| Nightjar | |
| Wheatear | 22nd March, Cleggan Head (Dermot Breen). |
| Whinchat | |
| Ring Ouzel | |
| Spotted Flycatcher | 26th April, Monivea Woods (Paidi Cullinan). |
| Pied Flycatcher | |
| Garganey |