Sterninæ.--_Sterna macrura_, Arctic Tern.--Farn L.H., May 4th, 1886, 5 A.M., first appearance; September 2d, left breeding haunts. Yarmouth, May 14th, some along coast. _S. fluviatilis_, Common Tern.--Trent Lock, Notts, May 11th, one; 13th, three. Tees L.V., July 25th, August 10th and 14th, great numbers of Terns at sea. Redcar, August 19th to end, great many at sea. _S. minuta_, Little Tern.--Spurn, April 5th, first seen at breeding-place. Yarmouth, April 28th, two seen with Black Tern; May 12th, two. Rye, Sussex, May 4th and 5th, first Lesser Tern. _S. cantiaca_, Sandwich Tern.--Farn L.H., April 28th, 5 A.M., nine seen--left nesting quarters on September 2d. _Hydrochelidon nigra_, Black Tern.--Yarmouth, April 26th, 1886, flight from S.W. to N.E., wind E.; 27th and 28th, some to N.E.; May 14th, some. Another observer, April 28th, twenty in flock to N.E. Cley, Norfolk, September 1st, young Black Tern to S. Larinæ.--_Larus minutus_, Lesser Gull.--Redcar, June 14th, W., squally, four seen off pier; November, one. _L. argentatus_, Herring Gull.--Whitby L.H., February 15th, many at daybreak to breeding haunts; July 6th, first young on wing; August 27th, all left cliffs for sea. Leman and Ower L.V., October 2d, great numbers in ship channel, to S. at night and back in morning. Swin L.V., December 23d and 25th, hundreds and thousands near vessel, fishing for sprats. _L. glaucus_, Glaucous Gull.--Farn L.H., December 28th, one to N. _Rissa tridactyla_, Kittiwake.--Farn L.H., November 13th and 24th, hundreds of Gulls and Kittiwakes fishing round island. Grimsby, January 7th, 1887, saw nine, young and old, brought in by fishing smack, shot at sea. Gulls generally.--Flambro' L.H., February 25th and March 4th, 1886, in great numbers off headland; June 1st, Gulls and Guillemots all day fishing off head in large numbers. Llyn Wells L.V., August 9th, several flocks came in from E.; wind W. Leman and Ower L.V., August 22d, immense numbers about ship, two came on board. Languard L.H., November 5th, December 26th, and January 23d, 1887, large flocks came in with a southerly gale. Yarmouth, October 15th, gale from S., great numbers to south. Cromer, October 17th, great many to N.; wind N.N.E. The Mediterranean Black-headed Gull, _Larus melanocephalus_, was shot on Breydon Water, Yarmouth, on December 26th, 1886.