7. Do the schools of fish swim high or low, and is their arrival known otherwise than by their capture-that is, do they make a ripple on the water; do they attract birds, &c.?

8. By what route do these fish come in to the coast, and what the subsequent movements?

9. Is the appearance of the fish on the coast regular and certain, or do they ever fail for one or more seasons at a time, and then return in greater abundance; if so, to what cause is this assigned?

10. Does the use of nets, seines, &c., used in catching them, tend to scare them farther from the shore, their usual feeding grounds?

11. What is the relation of their movements to the ebb and flow of the tide ?

12. What are the favorite localities of these fish?

13. What depth of water is preferred by these fish, and how low do they swim ?

14. Does the temperature of the water appear to affect them?

15. Do these fish come on to the breeding grounds before they are mature, and do you find the one or two year old fish with the oldest? 16. Are young fish ever seen on the coast; if so, when, and of what size?

17. When do the fish leave the coast, and is this done by degrees or in a body?

18. By what route do they leave the coast?

19. Where do they spend the winter season?

D.-FOOD.

20. What is the nature of their food?

E. REPRODUCTION.

21. Where do these fish spawn and when?

22. Can you give any account of the process, whether males and females go in pairs, or one female and two males; whether the sexes are mixed indiscriminately, etc.?

23. Is the water whitened or colored by the milt of the males?

24. What temperature of water is most favorable for spawning? 25. At what depth of water are the eggs laid, if on or near the bottom?

26. Do the eggs, when spawned, sink to the bottom and become attached to stones, grass, &c., or do they float in the water until hatched? 27. When are the eggs hatched, and in what period of time after being laid?

28. Are the young of this fish found in abundance and in what localities ?

29. Is the spawn ever found to run from the fish when handled after capture?

F.-ENEMIES AND FATALITIES.

30. What enemies interfere with or destroy the spawn or the young fish do the parent fish devour them?

31. Are crabs, worms, lampreys, or other living animals found attached to the outside, or on the gills, or in the mouth, especially the roof of the mouth?

32. To what extent do they suffer from the attacks of other fish or other animals-as sharks, blue-fish, porpoises, &c. ?

33. Has any epidemic or other disease ever been noticed among them, such as to cause their sickness or death in greater or less numbers?

G.—CAPTURE.

34. What kind of nets are used in the capture of this fish? 35. What are the dimensions (length and depth) of the nets used? 36. What kind of vessels are employed and what is the tonnage ! 37. What is the number of men required for the management of vessel and nets?

38. What part of each day is employed in fishing?

39. Are the fish taken more on one tide than another?

40. Does the wind have an effect on them?

41. What is the number of vessels employed in your vicinity and what is the aggregate number of their crews?

H.-ECONOMICAL VALUE AND APPLICATION.

42. What disposition is made of the fish caught; whether used on the spot or sent elsewhere; and, if so, where ?

43. What oil factories are there in your neighborhood and by whom owned?

44. What is the gross quantity of oil manufactured in a year at each factory?

45. What is the productive capacity for oil-manufacture of each fac tory in each year ?

46. What is the description and cost of machinery used in trying-out oil in each factory?

47. What prices were paid per barrel for fish in 1873 and what in previous years?

48. What is the average quantity of fish required to produce a gallon of oil?

49. What quantity of oil can be obtained from one ton of scrap? 50. What is the least amount of oil per barrel of fish and when is it least?

51. What is the greatest amount of oil per barrel and when is it greatest!

52. Do the Northern fish yield more than Southern?

53. What is the history of the oil-manufacture on this coast!

54. Where is the principal market for the oil?

55. Where is the principal market for the scrap?

56. What use is made of the oil?

57. What is the range of prices paid for the oil in 1873 and what in previous years?

58. Is it probable that the catch of fish (menhaden), however practiced, tends to diminish them?

59. Name of correspondent.

60. Residence.

61. Date of communication.

APPENDIX B.

LIST OF CORRESPONDENTS FROM WHOM CONTRIBUTIONS HAVE BEEN

RECEIVED.

Contributions have been received from the following persons:

J. Matthew Jones, esq., F. L. S., Halifax, N. S.

William H. Sargent, collector of customs, Castine, Me.
Robert A. Friend, oil manufacturer, Brooklin, Me.

J. C. Condon, oil manufacturer, Belfast, Me.

Charles G. Atkins, Bucksport, Me.

Marshall Davis, deputy collector of customs, Belfast, Me.

John Grant, keeper of Matinicus Rock Light Station, Me.

Mrs. B. Humphrey, keeper of Manhegin Island Light-House, Me.
Alden H. Jordan, keeper of Baker's Island Light-House, Me.
William S. Sartell, keeper of Pemaquid Light Station, Me.
James A. Hall, collector of customs, Waldoborough, Me.

Benjamin F. Brightman, Round Pond, Me.

Luther Maddocks, oil manufacturer, Boothbay, Me., secretary Maine Menhaden Oil and Guano Association.

G. B. Kenniston, oil manufacturer, Boothbay, Me.

Thomas Day, keeper of Seguin Light, Parker's Head, Me.
J. Washburne, jr., collector of customs, Portland, Me.

Hon. S. L. Goodale, Saco, Me.

Washington Oliver, keeper of Pond Island Light, Me.
Chandler Martin, keeper of Whale's Back Light, N. H.
Judson Tarr & Co., oil manufacturers, Rockport, Mass.
F. J. Babson, collector of customs, Gloucester, Mass.
Cyrus Story, Gloucester, Mass.

Capt. Robert H. Hurlbut, Gloucester, Mass.
Unknown contributor, Gloucester, Mass.

Simeon Dodge, collector of customs, Marblehead, Mass.
Eben B. Phillips, oil dealer, Boston, Mass.

W. Stowe, American Net and Twine Company, Boston, Mass.

William Atwood, keeper of Duxbury Pier Light-House, Plymouth, Mass. Thomas Loring, collector of customs, Plymouth, Mass.

Heman S. Dill, keeper of Billingsgate Island Light House, Wellfleet, Mass.

David F. Loring, keeper Highland Light-Station, North Truro, Mass. Capt. N. E. Atwood, Provincetown, Mass.

Capt. Josiah Hardy, 2d, keeper of Chatham Light-House, Mass.

Philip Smith, North Eastham, Mass.

William S. Allen, keeper, Great Point Light, Nantucket, Mass.
Reuben C. Kenney, Nantucket, Mass.

T. C. Defriez, collector of customs, Nantucket, Mass.
Alonzo F. Lothrop, keeper of Hyannus Light-House, Mass.

C. B. Marchant, collector of customs, Edgartown, Mass.
Jason Luce & Co., pound fishermen, North Tisbury, Mass.

Capt. J. B. Edwards, Light-House Buoy Station, Wood's Holl, Mass.
E. F. Crowell, Wood's Hole, Mass.

Capt. Thomas Hinckley, jr., Wood's Holl, Mass.

Prof. C. A. Goessmann, Amherst, Mass.

Daniel T. Church, oil manufacturer, Tiverton, R. I.

Joseph Whaley, keeper of Point Judith Light, R. I.
E. T. De Blois, Portsmouth, R. I.

H. O. Ball, New Shoreham, R. I.

Joshua T. Dodge, Block Island, R. I.

Henry W. Clark, keeper of South East Light-House, Block Island, R. I. Capt. Jared S. Crandall, keeper of Watch Hill Light, R I.

Gallup, Morgan & Co., Groton, Conn.

Capt. John Washington, fisherman, Mystic River, Conn.
Capt. William H. Potter, fisherman, Mystic River, Conn.

Luce Brothers, East Lyme, Conn.

Capt. Leander Wilcox, fisherman, Mystic Bridge, Conn.

Capt. Samuel G. Beebe, keeper of Cornfield Point Light Vessel, Saybrook, Conn.

Richard E. Ingham, keeper of Saybrook Light-House, Conn.

Prof. J. Hammond Trumbull, Hartford, Conn.

George W. Burke, M. D., deputy collector of customs, Middletown, Conn.

Capt. J. L. Stokes, oil manufacturer, Westbrook, Conn.

George W. Miles, oil manufacturer, Milford, Conn.

E. H. Jenkins, New Haven, Conn.

H. L. Dudley, secretary U. S. Menhaden Oil and Guano Assciation, New Haven, Conn.

F. Lillingston, Stratford, Conn.

B. Lillingston, Stratford Point Light-House, Conn.

W. S. Havens, collector of customs, Sag Harbor, N. Y.

Capt. Joseph D. Parsons, Springs, N. Y.

Capt. B. H. Sisson, United States Coast Survey, Greenport, N. Y.
David F. Vail, oil manufacturer, Riverhead, N. Y.

Hawkins Brothers, oil manufacturers, Jamesport, N. Y.

Seaman Jones, New York City.

W. O. Allison, editor Oil, Paint, and Drug Reporter, New York City. Jasper Pryer, New York City.

E. G. Blackford, fish dealer, New York City.

J. Norrison Raynor, agent for Sterling & Co., Greenport, N. Y.

Barnet Phillips, New York Times, New York City.

Louis C. d'Homergue, Brooklyn, N. Y.

F. F. Beals, secretary American Sardine Company, New York City and Port Monmouth, N. J.

D. E. Foster, keeper of Cape May Light-House, N. J.

A. G. Wolf, keeper of Absecom Light-House, Atlantic City, N. J.

Capt. John D. Sanders, Leedsville, N. J.

Albert Morris, Somers Point, N. J.

A. A. Owens, Philadelphia, Pa.

Joseph B. Benson, Bombay Hook, Del.

James H. Bell, keeper Mispillion River Light-House, Delaware Bay. Benjamin Tice, keeper of Maurice River Light-House.

Isaac D. Robbins, keeper of Hog Island Light.

Hance Lawson, collector of customs, Crisfield, Md.

Dr. H. C. Yarrow, U. S. A., Washington, D. C.

J. L. Anderton, Apateague Island, Accomac County, Va.
G. Henry Selden, Kinsale, Westmoreland County, Va.
Henry Richardson, keeper of Cape Henry Light-House, Va.
Charles G. Manning, collector of customs, Edenton, N. C.

A. W. Simpson, jr., assistant keeper Cape Hatteras Light, N. C.
Wallace R. Jennett, Cape Hatteras, N. C.

A. C. Davis, collector of customs, Beaufort, N. C.

William F. Hatsel, keeper of Body's Island Light-House, N. C. Patrick Conner, keeper of Daufuskie Island, S. C., Range Beacons. George Gage, collector of customs, Beaufort, S. C.

W. A. Ham, keeper of Range Beacons Light-House, Morris Island, S. C. H. W. Reed, keeper of Tyler Light, Savannah River, Ga.

J. F. Hall, Brunswick, Ga.

Joseph Shepard, collector of customs, Saint Mary's, Ga.

Francis C. Goode, Arlington Bluffs, Saint John's River, Fla.
Capt. David Kemps, Yellow Bluffs, Saint John's River, Fla.
Dr. Charles Koch, Jacksonville, Fla.

Charles Dougherty, New Smyrna, Fla.

S. H. Wilkinson, keeper of Cat Island Light-House, Miss.
Silas Stearns, Pensacola, Fla.

D. P. Kane, keeper Matagorda Light-House, Tex.

The communications of Messrs. F. J. Babson, E. B. Phillips, Josiah Hardy, David T. Church, W. S. Havens, B. H. Sisson, James H. Bell, A. W. Simpson, jr., A. C. Davis, and David Kemps have been particu larly valuable as furnishing data concerning habits and migrations;