[45] PLAN OF INQUIRY FOR FISHERY CENSUS. 47 
for this purpose, and their mode of laying theireggs? Are these loose, 
or do they adhere to each other and to sticks, stones, earth, &e.? 
36. When are the young hatched? How long is this after the eggs 
are laid ? é 
37. Do the young begin to go down to the sea as soon as hatched, or 
do they stay in the streams awhile, and how long? 
38. Do they go off to sea while growing up, or stay about the shores ? 
39. How fast do the young smelts grow? Give, if you can, their 
length at hatching, and at one, two, three, and sixth months, and one 
year old. 
40. Do the young move about singly or in schools? 
41. Are they found in company with the old fish or not? 
G.—LHnemies, fatalities, &e. 
42. Are smelts ever afflicted with epidemics or otlier diseases ? 
43. Are they ever found dead in any considerable numbers without 
apparent cause ? 
44, Are erabs, lice, worms, lampreys, or other living animals ever 
found attached to the outside or on the gills @f smelts ? 
45. What fishes or other animals have been known to prey upon 
smelts? Can you mention instances ? 
H.—Capture. 
46. By what mode ure smelts caught in your vicinity ? 
47. Give all the facts you can about the different modes of fishing, 
how the different nets, traps, pounds, &c., are constructed and how they 
are worked; and at what date each sort of implement comes in use, and 
how long it is used each year. 
48, How many of each of these implements are in regular use in the 
district over which your knowledge extends? State definitely the limits 
of the district included, and give the number of the implements exactly 
if you can; butif this is impracticable, make the best estimate or gen- 
eral statement you can. 
49, If they are taken at all by hook and line, state in what months 
this is done, whether on the ice or otherwise, whether in brackish water 
or fresh. 
50. How many persons, if any, follow smelt fishing with hook and 
line as a regular occupation ? 
51. Do they fish under tents or huts, or in the open air? 
52. What sort of places are most favorable for hook and _line fishing ? 
Depth and character of water, character of bottom, &e. 
53. Describe the hooks and lines. 
54. What bait is used ? 
55. What time of day and of tide are most favorable ? 
_56. What other kinds of fish °are taken on hooks along with the 
smelts ? 
