120 THE SEA LAMPREY. 



herrings taken in the Scotch fisheries were exported to 

 Protestant countries (see p. 114), whereas the take of 

 Cornish pilchards were exported to Eoman CathoUc 

 countries (see p. 165). There must he some good 

 physiological reason for this curious fact. 



THE SEA LAMPREY. 



nermoptert. Petromyzonidte. 



{Petromyzon marinus.) 



Local names : Sea Lamprey, Lamhereel, Eaviper-eel, Spotted Lam- 

 prey, Spanker-eel, Say-nay. German : Die Lamprete, See 

 Lamprete, Meerpricke, Wasserunke. Danish : Havlamprete. 

 French : La Lamproie de Mer. Italian : Lamprea marina. 



My friend Mr. J. K. Lord has emhodied in an article 

 in Land and Water, July 13, 1867, the following inform- 



LAMPREY {Petromyzon marinus). 



ation on lampreys, and^I shall therefore quote it in 

 its integrity. 



" The Lamprey belongs to the second order of fishes 

 (Cyclostomata), or in other words, round-mouthed fishes. 

 This order contains only two families — firstly the lam- 

 preys, and secondly the group Myxinidcc ; the Myxine 

 glutinosa is well known to fishermen as the * hag.' The 

 lamprey {Petromyzon, which means stone-sucker) is 

 decidedly an ugly fish and very reptilian in look. It 

 has a tough, scaleless, mottled skin, and is perfectly 



