CHAPTER III. 



THE CRUISES OF THE ' PORCUPINE.' 



The Equipment of the Vessel. — The first Cruise, under the direction 

 of Mr. Gwyn Jeffreys, off the West Coast of Ireland and in the 

 Channel between Scotland and Eockall. — Dredging carried down 

 to 1,470 fathoms. — Change of Arrangements. — Second Cruise; to 

 the Bay of Biscay. — Dredging successful at 3,435 fathoms. — Third 

 Cruise ; in the Channel between Faeroe and Shetland. — The Fauna 

 of the ' Cold Area.' 



Appendix A. — Official Documents and Official Accounts of preHminary 

 Proceedings in connection with the Explorations in H.M. Survey- 

 ing-vessel 'Porcupine,' during the Summer of 1869. 



Appendix B. — Particulars of Depth, Temperature, and Position at the 

 various Dredging Stations of H.M.S. ' Porcupine,' in the Summer 

 of 1869. 



* * 



The bracketed numbers to {he woodcuts in this chapter refer to the dredging 

 stations on Plates II., III., and IV. 



On the 18th of March, 1869, an oral communication 

 was made by the Hydrographer to the Navy that the 

 Lords Commissioners of the Admiralty had acceded 

 to the wish of the Council of the Eoyal Society, and 

 that H.M. Surveying-vessel 'Porcupine' had been 

 assigned for the service. 



The equipment of the 'Porcupine' progressed rapidly 

 under the direction of her commander, Captain Calver, 

 with the careful superintendence in all matters bearing 



