"26 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



No. 1331 of 1867. — Hallett. — Tlie nets liave a platform of triangular 

 or semicircular shape. To the mouth of the platform attaches weighted 

 chains, also a lightly loaded line through the center of the platform ; 

 intersects the platform at intervals with cod-lines or light roping by- 

 lacing. To the sides of the platform by lacing a weighted line or chain, 

 attaches a "walling" or "leader" of net work, which runs around all 

 sides of the platform except the mouth. ISTo drawing. 



No. 1332 of 1867. — Hallett. — The net is made cone-shaped and the 

 upper part of the mouth is well supported by buoys. The under part 

 of the mouth is made with a deeply curved margin, bordered by a ground- 

 rope or chain, which is heavily weighted, or the chain is tarred or cov- 

 ered with oakum or hemp, or it is galvanized. The net is fitted with 

 two pockets, one on each side, made by lacing the upper and under parts, 

 beginning at the outer edge and gradually working toward the middle 

 and small end of the net ; attaches to the sides of the mouth leaders of 

 net- work with sole and back ropes, the sole-ropes being loaded and the 

 back-ropes being corked. To the bottom of the net attaches chains 

 loaded. At the rear end of the net attaches a heavy weight ; at the 

 front end a buoy. No drawing. 



No. 1333 of 1867.— Hallett.— The same as No. 1331 of 1867, and 

 having pockets similar to those used in beam trawls, except that they 

 are not covered with net- work at the surface of the water, and have in 

 place thereof two small buoy ropes. No drawing. 



No. 2140 of 1867. — Johnson. — Twists the twine while in the process 

 of netting and makes the net with a looped knot. Forms the net of 

 twines, alternate ones being larger than the others. Drawing, Plate VIII. 



No. 792 of 1877. — Coeein.— Fittings for sinking fishing nets. Weights 

 of oval form have a hole through the center through which is run a line 

 about two feet in length ; to this line at each end of the weight another 

 line is spliced, and both are fastened to the bottom of the net, so that 

 the line through the central hole is on a level with the bottom line or 

 rope of the net, and only half or a portion of the weight then projects 

 below the net. No drawing. 



oyster CULTURE. 



No. 2930 of 1863.— A YCKBO URN.— Tiles, &c., preferably concave, ar- 

 ranged in groups upon each other and at right angles, catch the spawn 

 as it floats. The tiles are coated with common clay of the consistency of 

 thick cream, and on this is laid Portland cement, to which the young 

 oysters attach and grow. When it is desired to remove them, thef oysters 

 and clay are broken off together. No drawing. 



No. 1040 of 1864. — Croft. — Tanks are so constructed that water will 

 pass freely among the oysters placed in rows, inclined with their mouths 



