21st a few coming in, and travelling north-west singly, or two or three together.
C. frugilegus, Linn. Rook.—A few coming in with Grey Crows, and going north-west on Oct. 17th. Oct. 21st, small parties coming in until about four o'clock. The morning was foggy, and the Rooks were only visible through occasional breaks in the mist; but the flocks appeared to be going south-west. In the afternoon the fog cleared, and all the Rooks went to north-west. On 30th a few coming in and going west. On Nov. 1st hundreds passing over Grainsby to west all day until dusk, and on 7th a few coming in until 2.30 p.m.
Alauda arvensis, Linn. Sky-Lark.—A very slight visible immigration. A few small flocks coming in on Oct. 9th, and going south-west until two o'clock. Again on 17th small parties coming in, some going north-west, others south-west. On 21st Larks were very abundant on the stubbles both inland and near the coast, and small flocks were going north-west, and about the same number on Nov. 7th. On Dec. 24th, 25th, and 27th straggling flocks were passing north-west over Grainsby in the morning, but on the last-named day a few of the flocks went south.
Cypselus apus (Linn.). Swift.—Several near the coast on Sept. 4th.
Alcedo ispida, Linn. Kingfisher.—Unusually numerous on the drains and sluices near the coast, particularly on Sept. 8th, 14th, and Oct. 18th. The first one was seen on Aug. 28th.
Cuculus canorus. Linn. Cuckoo.—Very few appeared on the coast, and all young birds. I saw one on Sept. 1st, two on 4th, and one on 6th. One of those seen on the 4th belonged to the red form.
Strix flammea, Linn. Barn-Owl.—On the evening of Oct. 1st I saw an example of this very unusual migrant near the coast at Tetney.
Asio otus (Linn.). Long-eared Owl.—I saw a Long-eared Owl perched in a low bush near the lifeboat-house at Donna Nook on Oct. 13th.
A. accipitrinus (Pall.). Short-eared Owl.—About the last week of August I saw, at a birdstuffer's shop in Grimsby, a freshly-skinned Owl of this species, which had been caught on
