XXII.-LIST OF ILLUSTRATIOiNS. 



WOOD-CUTS IN THE BODY OF THE REPORT. 



Page. 



Trap-net as used in Narragansett Bay — J. M. K. South wick 10 



Pound-net as used in Narragansett Bay — J. M. K. South wick , 10 



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



Gill-net for catching salmon on the Saint Lawrence — Dr. Pierre 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 



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



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



John Rogers 263 



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



Details of the same net — J. W. Milner 265 



Perspective view of the same net, as set — J. W. Milner 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 27 2 



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



Portions of Tei-edo navalis or ship-worm — A. E. Verrill 384 



Astarte undata — A. E. Verrill 508 



Embryo 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-pounds in 1871 — 



Capt. Prince Crowell. 

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



See p. 274.— J. W. Milner. 



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 



