XXII.-LIST OF ILLUSTRATIONS. 



WOOD-CUTS IN THE BODY OF THE REPORT. 



Page. 



Trap-net as used in Narragausett Bay — J. M. K. Soutliwick 10 



Pound-net as used in Nariagansett Bay — J. M. K. Soutliwick 10 



Gill-net of Lake Michigan— J. W. Miluer , 256 



Gill-net for catching salmon on the Saint Lawrence — Dr. PieiTe Fortin 257 



Trap-net at Pine Point, Rhode Island — J. M. K. Southwick 260 



Heart or pound net as set in Rhode Island — J. M. K. Southwick 261 



Poiind-net at Wood's Hole, Massachusetts — Captain Isaiah Spindel 262 



Heart or pound-net at Quisset Harbor, Buzzard's Bay, Massachusetts — Captain 



John Rogers 263 



Pound-net at Waukegan, Illinois— J. W. Miluer 264 



Details of the same net — J. W, Miluer 265 



Perspective view of the same uet, as set — J. W. Miluer 266 



Pound-net at Waquoit, Massachusetts — Theodore Lyman 268 



Fyke-net of New York and Connecticut — J. C , Brevoort „ 269 



Herring-weir on Treat Island, near Eastport, Maine, Bay of Fundy — Capt. U. S. 



Treat 270 



Herring-weir, south side Lower Saint Lawrence River — J. C. Brevoort , 271 



Slat-weir, East Dennis, Massachusetts Bay — Capt. Prince Crowell 272 



Brush-weir; deep-water weir for taking salmon — Capt. U. S. Treat 272 



Plan of trap-weirs at Sekonnet Point, Narragausett Bay — J. M. K. Southwick 273 



Portions of Teredo navalin or ship- worm — A. E. Verrill 384 



Astarfo undata—A. B. Verrill .508 



Emhryo of the lobster— S. J. Smith 523 



PLATES. 



Plate I — XXXVIII. Figs. 1-287. Marine invertebrates. For explanation of these figures, 



see the lists of the species on fly-leaves opposite the plates. 

 Plate XXXIX. Map of Cape Cod Bay, showing the situation of fish-pouuds in 1871 — 



Capt. Prince Crowell. 

 Plate XL. Diagram showing the locality of fish-pounds on Lake Michigan in 1871. 



See p. 274.— J. W. Miluer. 



MAP. 



Map of the coast of Massachusetts and Rhode Island, to accompany the report of the 

 United States Commissioner of Fish and Fisheries; showing the location of traps 

 and pounds, as also the explorations of the Commission in 1871. 



S. Mis. 61 53 



