The bird sightings from the Strathspey trip on 23rd May have now been uploaded to Birdtrack. The full species list consisted of:

Greylag Goose, Mallard, Domestic Mallard, Goldeneye, Pheasant, Buzzard, Osprey, Oystercatcher, Lapwing, Common Sandpiper, Black-headed Gull, Common Gull, Woodpigeon, Collared Dove, Cuckoo, Swift, Great Spotted Woodpecker, Jackdaw, Rook, Carrion Crow, Goldcrest, Blue Tit, Great Tit, Crested Tit, Coal Tit, Sand Martin, Swallow, Long-tailed Tit, Wood Warbler, Chiffchaff, Willow Warbler, Blackcap, Wren, Starling, Blackbird, Song Thrush, Mistle Thrush, Spotted Flycatcher, Robin, Redstart, House Sparrow, Pied Wagtail, Tree Pipit, Meadow Pipit, Chaffinch, Greenfinch, Lesser Redpoll, unidentified crossbill, Goldfinch, Siskin and Reed Bunting (51 species).

Impressions of Strathspey in May:
It's more colourful, with Violet and Bluebell in flower and the leaves of Beech trees, Bracken (crosiers) and Blaeberry all open.
It's productive with young of Mallard, Robin and Long-tailed Tit etc all seen. 
It's frantic with birds either singing (Willow Warbler, Chaffinch etc), visiting nests (Osprey, Swallow, Rook etc) or foraging for food (Rook, Jackdaw, Blackbird, Song Thrush, Mistle Thrush etc).
Its diverse, with mammals (Red Squirell, Rabbit) and insects (one Tiger Beetle and lots of Wood Ants) also seen.