CHAPTEE III. 



THE CRUISES OP THE e 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 Kockall. Dredging carried down 

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

 the Bay of Biscay. Dredging successful at 2,435 fathoms. Third 

 Cruise ; in the Channel between Fa?roe and Shetland. -The Fauna 

 of the 'Cold Area/ 



APPENDIX A. Official Documents and Official Accounts of preliminary 

 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 the woodcuts in this chapter refer to the dredging 

 stations on Plates IL, III., and IV. 



ON the 18th of March, 1869, an oral eonimunicatioi 

 was made by the Hydrographer to the Na,vy that tli 

 Lords Commissioners of the Admiralty had accede* 

 to the wish of the Council of the Royal Society, an 

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

 assigned for the service. 



The equipment of the 'Porcupine' progressed rapid! 

 under the direction of her commander, Captain Calve 

 with the careful superintendence in all matters bearin 



