Printed forms of enquiry and letters of instruction were forwarded to thirty-eight lighthouses on the west coast of Scotland and the Isles. Twenty-four stations have sent in returns, and fourteen have either sent none, or have returned blank forms, owing to the scarcity of birds. The stations from which co-operation was asked are as follows, commencing with the most northerly and those from which returns have been received are marked with a *:-- *Cape Wrath, Sutherland; white and red alt., rev. every minute. J. M'Gill. *Rhu Stoir, W. Cromarty; white, interval 1 minute. William Wither. *Butt of Lewis, Lewis; white, fixed. George Edgar. Stornoway, Lewis; 2 lights, white, rev. ½ m., & white, fixed. R. Murray. *Island Glass, Harris; white, fixed. William Lines. Ushenish, North Uist; red, fixed. *Monach Island; same tower, upp. white fl., low. red, fixed. J. Youngclause. Barra Head, Barra; white, interval 2½ minutes. Rona, Skye; white fl., every 12 seconds. David Dunnett. Kyleakin, Rosshire; white and red, fixed. David M'Culloch. *Isle Ornsay, Skye; white, fixed. David Ross. *Ardnamurchan Point, Argyleshire; white, fixed. David Laidlaw. *{Hynish, Skerryvore Signal Tower, Tyree; no lights.† William Crow. {Skerryvore, off Tyree; white, revolving every minute. " *Dhuheartach, S.W. of Ross of Mull; white, with red sector, fixed. J. Ewing. *Sound of Mull, Tobermory; red, green, & white sectors, fixed. W. M'Lellan. Corran Ferry, Loch Eil; red and white sectors, fixed. Thomas Tulloch. Lismore Island, Oban; white, fixed. *Fladda, Easdale; white, with a red sector, fixed. James Langton. *Rhuvaal, Islay; white, with red sector, fixed. David Spink. *M'Arthur's Head, Islay; white and red sectors, fixed. Thos. Sutherland. *Skervuile, Jura; white, revolving every ½ minute. John Ewing. *Rhinns of Islay, Islay; white fl. every 5 seconds. Andrew Lyall. Lochindaul, Islay; white and red sectors, fixed. William Mail. Mull of Kintyre; white, fixed. James Thompson. Sanda, Kintyre Sound; red, fixed. *Devaar, Kintyre; white, revolving every ½ minute. Charles Black. *Pladda, Arran; 2 lights 8 yards apart, white, fixed. Thomas Grierson. *Lamlash, Arran; green, fixed. David Waters. Turnberry, Ayrshire; white fl. every 12 seconds. Charles Black. *Corsewall, Wigtown; white and red alternate every minute. R. Laidlaw. *Loch Ryan, Wigtown; white, fixed. Ralph Ewing. *Portpatrick, Wigtown; white, fixed. James Beggs. *Mull of Galloway, Wigtown; white, intervals. M. Morrison. *Little Ross, Kirkcudbright; white fl., every 5 seconds. W. A. Mackay. Point of Ayr, Isle of Man; white and red alternate every min. J. Blythe. Douglas Head, Isle of Man; white, fixed. Alexander M'Donald. Chickens Rock, Isle of Man; white, revolving every ½ minute. † This station included by mistake, but retained for convenience, bracketed with the next.