Ballycroy's dramatic scenery and variety of habitats make it, like the rest of the Erris region, attractive for bird watching. The following are among the special birds that may be seen in the region.
In Winter one may see the brent goose, the barnacle goose, the whooper swan, the common scoter, the slavonian grebe, the long tailed duck, the great northern diver or the ringed plover.
In Summer one might see the corncrake, the lapwing, the redshank, the snipe, the dunlin, the twite, the chough or the red-necked phalarope.
Ballycroy's National Park is home to a variety of bird species including woodcock, skylarks, ravens, dippers, common sandpipers and hooded crows. Birds of prey in the Park area include kestrels and sparrowhawks, merlin and peregrine falcons. The high heather in the Park provides welcome cover for red grouse and hen harriers are winter visitors there.
Ballycroy's off-shore islands are easily accessible and particularly enjoyable for bird watching.