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Trebizond-Kalmek Point Alteration of light.
Amastra

Alteration of light.
Cape Kefken-Kirpen Islet New lights.
Roumelia-Cape Emineh Proposed new light.
various places.

Lights to be shortly exhibited.
NORTH ATLANTIC-Azores-St. Michael Destruction of light at breakwater.

- Ponta Delgada
AFRICA-East Coast-Zanzibar

Prohibited anchorage.
JAPAN-Kiusiu-Pallas Rocks

Position and other particulars.
Nipon-Tsugar Strait

Discovery of sunken rock.
South AUSTRALIA-Gulf of St. Vincent New light on jetty.

Edithburgh
AUSTRALIA-Bass Strait-Currie Harbour New light.
NEW ZEALAND-Middle Island–Otago Information respecting the bar and

harbour.
UNITED STATES-Georgia—Tybee Island Alteration of buoyage.
NORTH ATLANTIC--Bermuda-St. David Light established.

Island

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NAUTICAL NOTICES.

34.-ENGLAND.—East Coast.-Thames River Entrance.—North Foreland Light-Intended Alteration in Character.-In May, 1880, the light will be altered to an occulting light, suddenly eclipsed once every half-minute for an interval of five seconds, and then, as suddenly, re-appearing with full power. Further notice will be given.

35.–ENGLAND.The Downs.Alteration in Character of the N.E. Goodwin Buoy.This is now one of Courtenay's Automatic Buoys ; position as heretofore.

36.-ENGLAND.—South Coast.— Plymouth Sound.Plymouth Breakwater Light.Intended Alteration in Colours and Character. -In May, 1880, the colour will be changed from red to white seaward, and from white to red over the anchorage—thus, showing

white between the bearings W. by N. N. and S.W. W. on a line with the Melampus buoy, and red over the anchorage. The character will be changed from fixed to occulting, whereby the light will be suddenly eclipsed once every half-minute for an interval of three seconds, and then, as suddenly, re-appearing with full power. Further notice will be given.

37.-IRELAND.—South Coast.Queenstown Harbour.Particulars of Buoyage.—The following particulars have been issued :

HARBOUR ROCK East Buoy is conical, surmounted by a cage, chequered red and white, and marked 1 on four sides.

HARBOUR BOCK WEST BUOY is conical, chequered black and white, but without cage or number.

TURBOT BANK EAST BUOY is conical, surmounted by a cage, painted red and white in vertical stripes, and marked 2 on four sides.

TURBOT BANK WEST BUOY is conical, painted black and white in vertical stripes, but without cage or number.

WITHIN THE HARBOUR, the western banks are marked by conical buoys, painted red, and marked on four sides from 3 to 8 in white figures, 16 inches long. Nos. 9 and 10 are can buoys floating on their sides, painted red and marked in white. There is no No. 11. The buoys marking the eastern banks are conical, painted black, and marked 12 to 17 in white figures on four sides. The fairway buoys are conical, painted black with white tops, and marked on two sides F 1 to F 8.

The five following buoys have been replaced in their proper positions :

No. 6 RED BUOY now lies with Black rock perch, S.E. by E. # E., distant 77 cables.

OUTER SPIT BUOY, No. 8, now lies with Spit bank lighthouse, W.N.W., distant 24 cables.

FAIRWAY BUOY, No. 1, now lies with Black rock perch, S.E. * E., distant 3} cables.

FAIRWAY BUOY, No. 2, now lies with Black rock perch, S. 7 W., distant 6 cables.

FAIRWAY BUOY, No. 3, now lies with Spit bank lighthouse, W. by N. I N., distant 44 cables.

BAR ROOK BUOY is a large cask buny, painted red and white in stripes, and marked Bar Rock.

INNER SPIT BUOY and the Buoy between Spit bank lighthouse and Middle spit buoy (No. 9) are can buoys floating with the flat tops nearly upright, painted red, and marked S 2, S 3.

The buoy off Copper point (north-eastward of fairway buoy, No. 4) is a can buoy floating upright, painted black and marked C 4.

The buoy off White point is a can buoy floating upright, painted black, and marked W 5.

The buoy off Shawn-more rocks is a can buoy floating upright, painted black, and marked S 6.

The fairway buoy off Monkstown has been removed. Variation, 23° W.

38.—NORTH SEA.Jade River.-Williamshaven.Light near Torpedo Harbour.-On the east side of entrance to the Torpedo harbour, about 220 yards westward of the south mole head, at Williamshaven. It is a fixed white light, elevated 13 feet above high water, and visible between the bearings N. 841° W. (through north) and N. 801° E., from a distance of 3 miles.

Note.-This light is distinguished from the white lights at the harbour entrance and canals by being of less elevation.

39.-North SEA.—Maas River.Bokke Gat.—(1.) Position of Outer Light-Vessel.—Now moored on the north side of the fairway, close southward of Black buoy, No. 3, in 18 feet water. It is a fixed white light, elevated 16 feet above the sea, and visible from a distance of 9 miles. Position, lat. 51° 52' 5" N., long. 3° 58'0" E.

(2.) Position of Inner Light-Vessel.-The Inner light-vessel the Bokke gat is now moored in 23 feet water, on the northern side of the fairway, near the junction of Bokke and Noorder gats, taking the position of the Red buoy, which has been removedand northward of the position of Noorder Pampus light-vessel, which has been withdrawn. It is a fixed white light, elevated 16 feet above the sea, and visible from a distance of 9 miles. The light-vessel, painted red, has one mast. Position, lat. 51° 51'50" N., long. 4° 1' 25" E.

(3.) Particulars of Horned Heads (Hoornsche Hoofden) Light.On the north shore of Haring Vliet, and is exhibited from a watchhouse on the south point of the dyke. It is fixed, and shows white between the bearings S.E. } E. and N.N.E. } E.; and red between N.N.E. } E. and N.W. } W. Position, lat 51° 48' 20" N., long. 4° 11' 5" E. Variation, 164° W.

40.-BALTIC ENTRANCE.The Kattegat.-Laso Island.-Intended Light on Vorth Rönner.-In the spring of 1880, from a lighthouse erected on North Rönner, 31 miles northward of Holmen point, north-west side of Læso island. It will be a fixed white light, varied erery minute by a red flash, elevated 52 feet above the sea, and visible from a distance of 12 miles. The lighthouse, 46 feet high, is constructed of granite. Position as given, lat. 57° 21' 30' N., long. 10° 55' 30" E. The fog-signal will be established at the lighthouse. It will be a Syren, worked by a caloric engine, which during thick and foggy weather will give tiree powerful blasts in quick succession every two minutes.

41.–BALTIC ENTRANCE.The Kattegat.-Intended Alteration in Trindelen Light.-In the spring of 1880, the fixed light exhibited from Trindelen light-vessel, north-eastward of Laeso island, will be discontinued, and instead thereof, a white light will be exhibited, showing a flash every thirty seconds.

42.–BALTIC ENTRANCE.The Kattegat.Intended Alteration in Kobber Ground Light-In the spring of 1880, the three fixed lights exbibited from Kobber ground light-vessel, south-eastward of Læso island, will be discontinued, and instead thereof, one fixed white light will be exhibited.

43.–Baltic ENTRANCE.The Kattegat.-Intended Alteration in Anholt Knobben Light.-In the spring of 1880, the fixed light shown from Anbolt Knobben light-vessel, eastward of Anholt island, will be discontinued, and instead thereof, a white light will be exhibited, showing two flashes in quick succession every minute, The fog-signal will be a syren, worked by a caloric engine, which during thick and foggy weather will give three powerful blasts in quick succession erery two minutes.

44.–BALTIC.–Stor Ström.Siælland.Leading Lights at re. -There are two lights, shown from poles.

The Low light is fixed white, elevated 9 feet above the sea, and visible from a distance of 4 miles. This light is only shown in a south-westerly direction. Position, lat. 55° 0' 20" N., long. 11° 52' 30" E.

The High light is fixed white, elevated 31 feet above the sea, and visible from a distance of 4 miles; it bears N. 48° E. from the low light distant 34 yards.

Note.—These lights kept in line bearing N. 48° E. lead westward of Kalva spit, and over Masnedö flat in 12 feet water. Variation, 12° W.

45.–BALTIC.-Stor Ström -Falster. Light at Orehoved.Shown from a pole on the pier head at Orehoved, north coast of Falster. It is a fixed red light, elevated 31 feet above the sea, and visible from a distance of 4 miles. Position, lat. 54° 57' 35" N., long. 11° 51' 25" E.

46.–BALTIC.-PRussia.-Intended Fog-Signal at Dars Point.Near Dars point (Darsserort) lighthouse. During thick and foggy weather, a gun will be fired twice at intervals of from four to five seconds every ten minutes.

47.–BALTIC.— Swinemünde. Establishment of Time Ball.Situated 120 yards eastward of the tower of the new Navigation house. The ball will be dropped twice daily at the following times, viz. :-At Noon–Mean time at Swinemünde. At Noon - Greenwich mean time Equivalent to Oh. 57m. 6s. p.m. mean time at Swinemiinde. The time ball, diameter 5 feet, and of a black colour, will be hoisted half-mast 10 minutes before each time-signal, and close up (115 feet above the ground) 3 minutes before each time-signal. If the ball does not fall exactly at the time appointed, a red ball will be hoisted, within 3 minutes after the delayed signal, close up on one of the wire ropes supporting the framework, and kept hoisted for 5 minutes—The time of the ball dropping is then made known by posting it up at the framework, or other appropriate plan. If the time ball has not dropped at all, the red ball will be hoisted half-way up the framework within 3 minutes after the appointed time, and kept so, until the timeball has been lowered down. If from any disturbing cause, the zucceeding time-signal may probably be delayed, the red ball will

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