BULLETIN OF THE UNITED STATES FISH COMMISSION. 323 



iucli], a little compressed at the bend of the book, aud varying in length 

 from 9.5 to 31.5 centimeters. Most of them measure about 10.5 centi- 

 meters [4 J inches] in length ; and the opening of the hook has a breadth 

 of from 2^ to 3i centimeters [from 1 to 1 1 inches]. To the hook there is 

 frequently attached a piece of line, varying in length, generally still good, 

 and measuring 1.5 to 1.8 millimeters [about one-sixteenth of an inch] in 

 thickness. To this piece of line, if it is of sufficient length, there is gen- 

 erally attached a few inches from the hook a leaden weight of conical 

 shape, bored through lengthwise, and weighing from 10 to 20 grams 

 [about half an ounce]. Occasionally one or two letters or other marks 

 are engraved on these weights. Fig. 3 shows such a brass hook with 



its weight, taken from the stomach of a large salmon caught last Jxily 

 at the Muhos salmon fisheries in the Ulea Eiver, about 4 miles from its 

 mouth. On this weight the letters C and K can easily be distinguished 

 on each side. Fig. 2 shows another hook of the same kind taken from 

 a salmon near Uleaborg. All the hooks referred to as well as the weights 

 are hand-made, and therefore var}^ somewhat in size and shape. The 

 many hooks which have passed through my hands, and which had been 



