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Local Notice to Mariners 11/2022
20/04/2022 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bar Caernarfon Bar
Mae cymhorthydd mordwyo Bwi Tramwyo L FL 10s ar ei safle priodol.
53ᵒ07.149′ Gog 004ᵒ25.182′ Gor
Aid to navigation Fairway Buoy L FL10s is on station.
53ᵒ07.149′ N 004ᵒ25.182′ W
Local Notice to Mariners 10/2022
20/04/2022 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bar Caernarfon Bar
Mae cymhorthydd mordwyo Starbord Rhif C3 Q.G ar ei safle priodol.
53ᵒ07.03′ Gog 004ᵒ23.72′ Gor
Aid to navigation Starboard No C3 Q.G is on its appropriate station.
53ᵒ07.03′ N 004ᵒ23.72′ W
Local Notice to Mariners 09/2022
20/04/2022 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bar Caernarfon Bar
Mae cymhorthydd mordwyo Port Rhif C2 Fl.R 10s ar ei safle priodol.
53ᵒ07.02′ Gog 004ᵒ24.09′ Gor
Aid to navigation Port No C2 Fl.R 10s is on its appropriate station.
53ᵒ07.02′ N 004ᵒ24.09′ W
Local Notice to Mariners 08/2022
20/04/2022 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bar Caernarfon Bar
Mae cymhorthydd mordwyo Starbord Rhif C1 Fl.G 5s ar ei safle priodol.
53ᵒ06.95′ Gog 004ᵒ24.51′ Gor
Aid to navigation Starboard No C1 Fl.G 5s is on its appropriate station.
53ᵒ06.95′ N 004ᵒ24.51′ W
Local Notice to Mariners 07/2022
13/04/2022 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Afon Seiont River
Cynghorir morwyr bod risg i fordwyo gerllaw’r adeilad yn y llun isod a’r safle o amgylch
53ᵒ08.22′ Gog 004ᵒ16.40′ Gor
Cynghorir morwyr i osgoi’r ardal.
Cynghorir morwyr fod Rhybudd Morwriath Lleol 06/2022 nawr wedi’i ganslo.
Mariners are advised that a risk to navigating vessels exist in the vicinity of the building pictured above and approximately surrounding the position
53ᵒ08.22′ N 004ᵒ16.40′ W
Mariners are advised to avoid the area.
Mariners are advised that Notice to Mariners 06/2022 in now cancelled.
Local Notice to Mariners 06/2022
12/04/2022 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Afon Seiont River
Cynghorir morwyr bod risg i fordwyo gerllaw’r adeilad yn y llun isod a’r safle o amgylch
53ᵒ08.59′ Gog 004ᵒ15.11′ Gor
Cynghorir morwyr i osgoi’r ardal.
Mariners are advised that a risk to navigating vessels exist in the vicinity of the building pictured above and approximately surrounding the position
53ᵒ08.59′ N 004ᵒ15.11′ W
Mariners are advised to avoid the area.
Local Notice to Mariners 05/2022
05/04/2022 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Pwynt Abermenai Point
Mae Cymorth Mordwyo Pwynt Abermenai yn goleuo Beacon Fl. WR. Mae 3.5s 6m 3M wedi’i ailosod ac mae’n dangos ei nodweddion priodol.
53ᵒ07.62′ Gog 004ᵒ17.72′ Gor
Cynghorir morwyr fod Rhybudd Morwriath Lleol 04/2022 nawr wedi’i ganslo.
Aid to Navigation Abermenai point lighted Beacon Fl. WR. 3.5s 6m 3M has been reinstalled and is demonstrating its appropriate characteristics.
53ᵒ07.62′ N 004ᵒ17.72′ W
Mariners are advised that Notice to Mariners 04/2022 in now cancelled.
Local Notice to Mariners 04/2022
30/03/2022 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Pwynt Abermenai Point
Cymorth Mordwyo Pwynt Abermenai yn goleuo Beacon Fl. WR. 3.5s 6m 3M wedi’i dynnu ac o ganlyniad heb ei oleuo i ganiatáu gwaith cynnal a chadw.
Rhagwelir y bydd y gwaith wedi’i gwblhau erbyn 04/04/2022
53ᵒ07.62′ Gog 004ᵒ17.72′ Gor
Aid to Navigation Abermenai point lighted Beacon Fl. WR. 3.5s 6m 3M has been removed and consequently unlit to allow maintenance works.
It is envisaged the works will be completed by 04/04/2022.
53ᵒ07.62′ N 004ᵒ17.72′ W
Local Notice to Mariners 03/2022
30/03/2022 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bont Britannia Bridge
Maer goleuadau ar y marciau sefydlog ar y drafnidiaeth 231ᵒ o dan Bont Britannia nawr yn gweithio.
53ᵒ12.89′ Gog 004ᵒ11.08′ Gor
Cynghorir morwyr fod Rhybudd Morwriath Lleol 02/2022 nawr wedi’i ganslo.
The lights on the fixed marks on the 231ᵒ transit below the Britannia Bridge are now working.
53ᵒ12.89′ N 004ᵒ11.08′ W
Mariners are advised that Notice to Mariners 02/2022 in now cancelled.
Local Notice to Mariners 02/2022
28/03/2022 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bont Britannia Bridge
Nid yw’r goleuadau ar y marciau sefydlog ar y drafnidiaeth 231ᵒ o dan Bont Britannia yn gweithio.
53ᵒ12.89′ Gog 004ᵒ11.08′ Gor
Cynghorir morwyr i fordwyo gyda gofal yn yr ardal hon.
The lights on the fixed marks on the 231ᵒ transit below the Britannia Bridge are not working.
53ᵒ12.89′ N 004ᵒ11.08′ W
Mariners are advised to navigate with extreme caution in this area.
Local Notice to Mariners 01/2022
06/03/22 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Severn Guardian
Cynghorir morwyr y bydd y cwch “Seven Guardian” yn cynnal arolwg gwyddonol ar raddfa fach (samplu cydio) rhwng 28 Mawrth a 16 Ebrill (yn dibynnu ar y tywydd) yn Ardal Bae Caernarfon gan gynnwys y ffyrdd tuag at Gaernarfon. Bydd samplu yn cymryd oddeutu 2 ddiwrnod a bydd yn golygu gostwng ac adfer samplwr cydio gwaddod bach mewn lleoliadau ar draws y bae o borth Dinllaen i o amgylch Bar Caernarfon
Mariners are advised that the vessel Seven Guardian will be undertaking a small-scale scientific survey (grab sampling) between 28thMarch – 16th April in the Caernarfon Bay Area including the approaches to Caernarfon. Sampling will take approximately 2 days and will involve lowering and retrieving a small sediment grab sampler at locations across the bay from Porthdinllean to around the Caernarfon Bar.
Local Notice to Mariners 38/2021
23/11/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bar Caernarfon Bar
Nid yw cymhorthydd mordwyo Bwi Tramwyo L FL 10s ar ei safle priodol.
53ᵒ07.00′ Gog 004ᵒ25.00′ Gor
Mae’r cymhorthydd mordwyo wedi derfynwyd dros dro ar gyfer y gaeaf.
Aid to navigation Fairway Buoy L FL10s is not on station.
53ᵒ07.00′ N 004ᵒ25.00′ W
The aid to navigation has been temporarily discontinued for the winter.
Local Notice to Mariners 37/2021
23/11/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bar Caernarfon Bar
Mae cymhorthydd mordwyo Rhif C1 FL.G.5s Q.G ar safle newydd.
53ᵒ06.891′ Gog 004ᵒ24.380′ Gor
Aid to navigation No. C1 FL.G.5s is on a new station.
53ᵒ06.891′ N 004ᵒ24.380′ W
Local Notice to Mariners 36/2021
23/11/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bar Caernarfon Bar
Mae cymhorthydd mordwyo Rhif C3 Q.G ar safle newydd
53ᵒ07.055′ Gog 004ᵒ23.902′ Gor
Aid to navigation No. C3 Q.G is on a new station.
53ᵒ07.055′ N 004ᵒ23.902′ W
Local Notice to Mariners 35/2021
23/11/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bar Caernarfon Bar
Mae cymhorthydd mordwyo Rhif C2 Fl.R.10s ar ei safle newydd.
53ᵒ06.970′ Gog 004ᵒ24.415′ Gor
Cynghori Morwyr mae’r rhybudd hon yn cymryd lle rhybudd 32/2021.
Aid to navigation No. C2 Fl.R.10s is on its new station.
53ᵒ06.970′ N 004ᵒ24.415′ W
Mariners are advised that this notice hereby replaces Notice 32/2021.
Local Notice to Mariners 34/2021
12/11/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Pwll Ceris – Swellies
Cynghorir morwyr mae’r cymhorthydd mordwyo “Prices Point” Fl.WR.2s5m3M nawr gyda golau.
53ᵒ13.11′ Gog 004ᵒ10.52′ Gor
Cynghori Morwyr mae’r rhybudd hon yn cymryd lle rhybudd 31/2021.
Mariners are advised that the aid to navigation Prices Point Fl.WR.2s5m3M is now lit.
53ᵒ13.11′ N 004ᵒ10.52′ W
Mariners are advised that this notice hereby replaces Notice 31/2021.
Local Notice to Mariners 33/2021
09/11/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Y Fenai – Menai Strait
Mae cymhorthydd mordwyo Starbord Rhif C9 ( Y Felinheli) Fl(3).G 10s ar ei safle priodol
53ᵒ10.70′ Gog 004ᵒ13.86′ Gor
Cynghori Morwyr mae’r rhybudd hon yn cymryd lle rhybudd 29/2021.
Aid to navigation Starboard No C9 ( Y Felinheli) Fl(3).G 10s is now on its appropriate position.
53ᵒ10.70′ N 004ᵒ13.96′ W
Mariners are advised that this notice hereby replaces Notice 29/2021.
Local Notice to Mariners 32/2021
04/11/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Bar Caernarfon Bar
Nid yw cymhorthydd mordwyo Rhif C2 Fl.R.10s ar ei safle priodol.
53ᵒ07.319′ Gog 004ᵒ24.295′ Gor
Cynghorir morwyr i fordwyo gyda gofal yn yr ardal hon.
Aid to navigation No. C2 Fl.R.10s is not on station.
53ᵒ07.319′ N 004ᵒ24.295′ W
Mariners are advised to navigate with caution in this area.
Local Notice to Mariners 31/2021
15/10/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Pwll Ceris – Swellies
Mae cymhorthydd mordwyo “Prices Point” Fl.WR.2s5m3M heb ei oleuo.
53ᵒ13.11′ Gog 004ᵒ10.52′ Gor
Cynghorir morwyr i fod yn ofalus iawn yn y ardal hwn, enwedig yn ystod cyfnodau o welededd isel.
Aid to navigation Prices Point Fl.WR.2s5m3M is unlit.
53ᵒ13.11′ N 004ᵒ10.52′ W
Mariners are advised to exercise extreme caution in this area especially during periods of reduced visibility.
Local Notice to Mariners 30/2021
15/10/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Doc Fictoria – Victoria Dock
O ddyddiad yr hysbysiad hwn tan 01/11/21 bydd y Cwch carthu ” Phoenix” yn gweithredu o fewn Doc Fictoria. Bydd y Doc yn cael ei gau i gychod sy’n ymweld am gyfnod y gwaith carthu.
Mae pibell wedi ei osod yn ymestyn 50M i’r Gogledd Orllewin o fynedfa Doc Fictoria gyda Cardinal gogledd wedi ei oleuo Q Fl W osod ochor allanol o’r bibell.
Mae’n rhaid i bob cwch sy’n dymuno mynd i mewn neu allan o’r Doc gysylltu â’r Meistr Doc o leiaf 24 awr ymlaen llaw i drefnu cadarnhad.
Cynghorir morwyr i fordwyo gyda gofal eithafol yn yr ardal hon.
From the date of this notice until 01/11/21 the dredger “Phoenix” will be operating within Victoria Dock. The Dock will be closed to visiting vessels for the duration of the dredging operation.
A floating discharge pipe has been installed extending 50M North West from the entrance of Victoria Dock and is marked on the seaward side with a North Cardinal Q Fl W.
Vessel wishing to enter or exit the Dock must contact the Dock Master at least 24 hours in advance to arrange authorisation.
Mariners are advised to navigate with the upmost caution in this area.
Longterm Notices to Mariners
Local Notice to Mariners 19/2021
02/07/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Cynghorir morwyr bod yr ardal a amlygir isod ar y siart, yn benodol o amgylch C7 ac C12 wedi datblygu banc tywod sydd rhyw 1 metr yn uwch na Chart Datwm.
Cynghorir morwyr i gymryd rhybudd a rhoi sylw dyledus i’r dyfnder dŵr sydd ar gael wrth fordwyo yn yr ardal hon.
Mariners are advised that the area highlighted below on the chart, specifically around C7 and C12 has developed a sand bank that is approximately 1 meters above Chart Datum.
Mariners are advised to take caution and have due regard for the available depth of water when navigating in this area.
Local Notice to Mariners 12/2021
01/04/2021 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Harbour Master’s General Direction
5 Knot Speed Limit
By virtue of the provisions of Sec. 52 Harbour, Docks and Piers Clauses Act 1847, Port and harbour of Caernarfon Harbour Master has made the following General Direction:
1. This Direction is given to Masters (see note a) and persons having command or charge of any vessel (see note b) other than those vessels listed in paragraph 4(i) to 4(v).
2. This Direction applies at all times and in the area north of the existing and active speed limit at Y Felinheli. (Now known as the “Y Felinheli to Garreg Ginnog” Area of General Direction). The “Y Felinheli to Garreg Ginnog” means the area below the level of mean high water spring tides bounded by a line drawn along the northern extent of the existing charted speed limit at Y Felinheli and through to a new line drawn from a point 53ᵒ12.30’N 004ᵒ12.44’W to a point 53ᵒ12.40’ N 044ᵒ12.82’W. (Illustrative chart extract at end of NtoM).
3. At the Northern and Southern extent of the entire speed limit. Special Marks will be positioned to demark the area.
4. This Direction is not given to Masters and persons having command or charge of vessels:
(i) used by search and rescue organisations
(ii) of the Caernarfon Harbour Authority
(iii) of HM Customs and Excise
(iv) vessels under sail.
(v) used as safety boats by Yacht and Sailing Clubs and other such organisations when engaged in operations where complying with this Direction would inhibit their ability to fulfil their function as a safety boat
5. No vessel, except those listed in paragraphs 4(i) to 4(v), shall proceed at a speed of greater than 5 knots.
6. This Direction is given notwithstanding the requirements of the International Regulations for Preventing Collisions at Sea (see note c) and The Port and Harbour of Caernarfon Bylaws 1991 (see note d).
7. Not to comply with this Direction is a criminal offence for which the person having command or charge of the vessel may be prosecuted (see note e).
8. The Harbour Master or his deputies will be actively monitoring the compliance with this General Direction.
David John O’Neill
Caernarfon Harbour Master
Notes
a Sec.3 Harbour, Docks and Pier Clauses Act 1847
b As defined in the Port and Harbour of Caernarfon Bylaws 1991.
c Merchant Shipping (Distress Signals and Prevention of Collisions) Regulations 1996 [SI 75/1996]
d Port and Harbour of Caernarfon Bylaws 1991.
e Sec.3 and Sec.53 Harbour, Docks and Piers Clauses Act 1847
Owners, Agents Charterers, Marinas, Yacht Clubs and Recreational Sailing Organisations should ensure that the contents of this Notice are made known to the master or persons in charge of their vessel or craft.
Blue area denotes existing speed limit. Yellow area denotes new area of General Direction.
Local Notice to Mariners 14/2019
16/05/2019 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464
Menai Strait
Cynghorir morwyr bod yr ardal a amlygir isod ar y siart, yn benodol o C11 er i C9 wedi datblygu banc tywod sydd rhyw 0.5 metr o ddŵr yn is na Chart Datwm.
Cynghorir morwyr i gymryd rhybudd a rhoi sylw dyledus i’r dyfnder dŵr sydd ar gael wrth fordwyo yn yr ardal hon.
Mariners are advised that the area highlighted below on the chart, specifically from C11 though to C9 has developed a sand bank that has approximately 0.5 meters of water below Chart Datum.
Mariners are advised to take caution and have due regard for the available depth of water when navigating in this area.
