20 



Appendices to Tiaenty- first Annual Report 



5. Have any natural obstructions been opened up during 1902 ? 



6. Generally, have any acts been done, either by new fisheries being started, 



old fisheries not being used, or by the alteration of obstructions, 

 whereby the ascent of fish has been influenced ? If so, state fully what 

 changes have taken place. 



Pollutions— 



1, Were any fresh causes of river-pollution introduced in your district in 



1902 ? 



2. Were any steps taken in 1902 to remove causes of pollution; and, if so, 



were they attended with success ? 



The Salmon Disease— 



1. Has the salmon disease shown itself in your district this year? If so, 



when did it first make its appearance ? When was it at its height ? 

 When did it disappear ? 



2. What was the level of the river during the prevalence of the salmon 



disease ? 



3. Can you state the number of diseased salmon taken from the river in each 



month, specifying the proportion of male and female, of kelts and of 

 clean fish? 



The Spawning Season— 



1. What was the earliest date, during the season of 1901-1902, on which 



salmon were noticed spawning ? 



2. Between what dates did the greatest number spawn ? 



3. When did the spawning season finish ? 



4. What was the level of the river during the spawning season ? 



5. Were the numbers of spawning fish more or less than usual ? 

 (3. Which were the principal spawning streams in your district ? 



Kelts- 



1. On what date, during last season, were kelts first noted migrating sea- 



wards ? 



2. When did the chief migration take place ? 



3. When was the river free from kelts ? 



4. What was the level of the river during the period kelts were migrating ? 

 S molts— 



1. On which dates, during the year, were smolts noticed migrating? 



2. Was it a good smolt year ? 



Artificial Propagation of Salmon- 

 Is there any hatchery in your district for the artificial propagation of salmon 

 and trout, either belonging to the District Board or supported by private 

 enterprise ? If so, describe its situation, and state how many ova have 

 been secured during the past season. 



Proportion of Male to Female Salmon— 



Can you state the proportion of the male to the female salmon in your districi 

 or river, specifying whether your return, so far as it goes, is based upon 

 an estimate or on actual enumeration ? 



General Question- 

 Are there any other points relating to the salmon fisheries in your district 

 to which you would wish to direct the attention of the Board, in 

 addition to those suggested by the preceding queries ? 



Kindly inform me of any changes which may have occurred in the Office- 

 bearers of the District Fishery Board. 



