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Hydrographic and Geophysical Surveys in the Celtic Sea and Atlantic Ocean during 2019

Marine Notice No. 08 of 2019
Notice to all Shipowners, Fishing Vessel Owners, Agents, Shipmasters, Skippers, Fishers and Seafarers



The Department of Transport, Tourism and Sport has been advised that hydrographic and geophysical surveys will be undertaken in the Celtic sea and Atlantic Ocean under the INFOMAR (Integrated Mapping for the Sustainable Development of Irelands Marine Resources) programme, between April and October 2019.


The vessels involved are as follows, Marine Institute vessels: the RV Celtic Voyager(Callsign: EIQN) and the ‘RV Celtic Explorer (Callsign: EIGB) and Geological Survey Ireland Vessels: the ‘RV Keary’ (Callsign: EI-GO-9), the ‘RV Geo (Callsign: EI-DK-6), the ‘RV Mallet(Callsign: EI-SN-9), and the ‘RV Lir’ (Callsign: EI-HI-2).



The ‘RV Celtic Voyager’ and the ‘RV Celtic Explorer will be towing a magnetometer sensor  with  a  single  cable  of  up  to  200  metres  in  length.  The  vessels  wildisplay appropriate  lights  and  markers.  The  vessels  will  be  listening  on  VHF  Channel  16 throughout the course of the surveys.


The Survey periods will be as follows:



Survey Vessel



R.V.s Keary, Geo, Lir and


April - October

Celtic Sea



R.V. Celtic Voyager

12/04/2019 29/04/2019 18 days

Celtic Sea

18/05/2019 06/07/2019 20 days

Celtic Sea

12/07/2019 28/07/2019 17 days

Celtic Sea

29/08/2019 14/09/2019 17 days

Celtic Sea


R.V. Celtic Explorer                21/09/2019 08/10/2019 18 days      Celtic Sea


Figure 1: Overview of 2019 offshore survey areas

Generic coordinates where survey operations are expected to take place are provided below. Detailed coordinates of each survey polygon can be provided on request.


1.  Celtic Sea


(i)     The R.V.s Keary, Geo, Mallet and Lir are expected to carry out survey operations in the northwest Celtic Sea and inshore County Cork, stretching from the Old Head of Kinsale to Cape Clear.


The areas are denoted by the purple coloured hatched areas of the image below (Figure 2) , with the offshore section bound by the following coordinates;



NE Corner



SE Corner



NW Corner



SW Corner




And the inshore section spanning from:


NE Corner

51° 37.686N

-00 31.321W

SW Corner

51° 29.309N

-00 35.132W






Figure 2: R.V.s Keary, Geo, Mallet and Lir Celtic Sea survey areas.


(ii) The R.V. Celtic Voyager is expected to carry out survey operations in the Celtic Sea, within the orange hatched area of the image below (figure 3), bounded by the following




SE Corner

50° 09.723N

-00 11.740W

SW Corner

50° 10.309N

-00 07.325W

NW Corner

51° 04.010’N

-00 40.209W

NE Corner

51° 03.565N

-00 46.245W


Figure 3: R.V. Celtic Voyager Celtic Sea primary survey area.

(iii) The R.V. Celtic Voyager is expected to carry out survey operations in the Celtic

Sea, within the pink hatched area of the image below (Figure 4), bounded by the following coordinates;




SE Corner

51° 19.952N

-00 32.907W

SW Corner

51° 20.781N

-00 41.849W

NW Corner

51° 30.823N

-00 17.674W

NE Corner

51° 30.073N

-00 32.807W




Figure 4: R.V. Celtic Voyager Celtic Sea contingency A survey area.

(iv) The R.V. Celtic Explorer is expected to carry out survey operations in the Celtic Sea, within the yellow hatched areas of the image below, bounded by coordinates;



SE Corner

48° 30.058N

-00 24.687W

SW Corner

48° 10.981N

-00 59.904W

NW Corner

49° 21.635N

-00 59.292W;

NE Corner

49° 21.885N

-00 06.856W






Figure 5: R.V. Celtic Explorer Celtic Sea survey areas.

2.  Atlantic Ocean


The R.V. Celtic Voyager is potentially going to carry out survey operations in the Atlantic Ocean, southwest of counties Cork and Kerry within the pink hatched area of the image below, bounded by coordinates;


SE Corner

50° 46.581N

-01 27.942W;

SW Corner

50° 45.973N

-01 59.172W;

NW Corner

51° 16.959N

-01 13.269W;

NE Corner

51° 05.220N

-01 28.529W



Figure 6: Celtic Voyager Atlantic Ocean contingency B survey area.




INFOMAR Charts and information on a bay basis can be found on the website at:  Images, Bathymetry, Backscatter, Shaded Relief, Classification .pdfs are available.


INFOMAR offshore & Geological Survey Ireland onshore digital data can be downloaded via




Enquiries or supporting information in relation to the above programme should be directed by email to , or by phone to Marine Institute +353 91 387200 or Geological Survey Ireland +353 1 6782000.


All mariners are reminded of their responsibilities under the International Collision Regulations and are reminded of Marine Notice No. 17 of 2007, which gives general advice in relation to the activities of vessels engaged in survey work for hydrographic, seismic, fishing research and underwater operations.


The International Regulations for Prevention of Collisions at Sea (COLREGS) are implemented in Irish law by the Merchant Shipping (Collision Regulations) (Ships and Water Craft on the Water) Order 2012 [S.I. No. 507 of 2012], and the Signals of Distress (Ships) Rules 2012 [S.I. No.170 of 2012].   See Marine Notice No. 06 of 2013.  These Statutory Instruments may be purchased by mail order from Government Publications, Office of Public Works, 52 St. Stephens Green, Dublin 2.   Tel: (01) 6476834/1890213434 They are also available online at:


Marine Notices are issued purely for maritime safety and navigation reasons and should not be construed as conferring rights or granting permissions.


Irish Maritime Administration,

Department of Transport, Tourism and Sport, Leeson Lane, Dublin, D02 TR60, Ireland.


For any technical assistance in relation to this Marine Notice, please contact:

The Marine Survey Office, Leeson Lane, Dublin, D02 TR60. tel: +353-(0)1-678 3400.

For general enquiries, please contact the Maritime Safety Policy Division, tel: +353-(0)1-678 3418.

Written enquiries concerning Marine Notices should be addressed to:

Maritime Safety Policy Division, Dept. of Transport, Tourism and Sport, Leeson Lane, Dublin, D02TR60

Ireland. Email: or visit us at:


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